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-rw-r--r--Makefile2
-rw-r--r--arch/ia64/kernel/dma-mapping.c4
-rw-r--r--arch/ia64/lib/ip_fast_csum.S8
-rw-r--r--arch/powerpc/kernel/power7-pmu.c6
-rw-r--r--arch/powerpc/sysdev/xilinx_intc.c1
-rw-r--r--arch/sparc/kernel/irq_64.c2
-rw-r--r--arch/sparc/kernel/nmi.c2
-rw-r--r--arch/sparc/prom/misc_64.c2
-rw-r--r--arch/sparc/prom/printf.c7
-rw-r--r--block/blk-sysfs.c2
-rw-r--r--crypto/algapi.c11
-rw-r--r--drivers/char/n_tty.c3
-rw-r--r--drivers/char/pty.c10
-rw-r--r--drivers/cpufreq/cpufreq.c95
-rw-r--r--drivers/firewire/core-iso.c4
-rw-r--r--drivers/firewire/ohci.c14
-rw-r--r--drivers/firewire/sbp2.c8
-rw-r--r--drivers/ide/ide-cs.c1
-rw-r--r--drivers/input/keyboard/atkbd.c35
-rw-r--r--drivers/input/serio/i8042-x86ia64io.h8
-rw-r--r--drivers/md/dm-exception-store.c13
-rw-r--r--drivers/md/dm-exception-store.h4
-rw-r--r--drivers/md/dm-log-userspace-base.c39
-rw-r--r--drivers/md/dm-log-userspace-transfer.c6
-rw-r--r--drivers/md/dm-log-userspace-transfer.h2
-rw-r--r--drivers/md/dm-raid1.c8
-rw-r--r--drivers/md/dm-snap-persistent.c88
-rw-r--r--drivers/md/dm-snap.c23
-rw-r--r--drivers/md/dm-stripe.c13
-rw-r--r--drivers/md/dm-table.c51
-rw-r--r--drivers/md/dm.c15
-rw-r--r--drivers/mtd/devices/m25p80.c2
-rw-r--r--drivers/mtd/nftlcore.c15
-rw-r--r--drivers/net/gianfar.c1
-rw-r--r--drivers/net/wireless/ipw2x00/ipw2200.c120
-rw-r--r--drivers/pci/iov.c23
-rw-r--r--drivers/pci/pci.h13
-rw-r--r--drivers/pci/setup-bus.c4
-rw-r--r--drivers/pci/setup-res.c8
-rw-r--r--fs/compat.c17
-rw-r--r--fs/exec.c63
-rw-r--r--fs/ext2/namei.c4
-rw-r--r--fs/jffs2/wbuf.c10
-rw-r--r--fs/namei.c22
-rw-r--r--fs/nilfs2/btnode.c2
-rw-r--r--fs/ocfs2/aops.c4
-rw-r--r--fs/ocfs2/dcache.c11
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl32.c2
-rw-r--r--include/crypto/algapi.h1
-rw-r--r--include/crypto/internal/skcipher.h4
-rw-r--r--include/linux/binfmts.h1
-rw-r--r--include/linux/device-mapper.h4
-rw-r--r--include/linux/dm-log-userspace.h13
-rw-r--r--include/linux/workqueue.h15
-rw-r--r--include/net/pkt_sched.h4
-rw-r--r--kernel/perf_counter.c3
-rw-r--r--mm/nommu.c3
-rw-r--r--mm/page_alloc.c6
-rw-r--r--mm/percpu.c15
-rw-r--r--mm/slub.c4
-rw-r--r--net/core/sock.c2
-rw-r--r--net/sched/sch_api.c12
-rw-r--r--net/sched/sch_cbq.c25
-rw-r--r--security/integrity/ima/ima_main.c6
-rw-r--r--sound/pci/oxygen/oxygen_lib.c3
-rw-r--r--sound/pci/oxygen/oxygen_pcm.c2
66 files changed, 578 insertions, 353 deletions
diff --git a/Makefile b/Makefile
index 25c615e57302..7d3415c0709c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
1VERSION = 2 1VERSION = 2
2PATCHLEVEL = 6 2PATCHLEVEL = 6
3SUBLEVEL = 31 3SUBLEVEL = 31
4EXTRAVERSION = -rc8 4EXTRAVERSION = -rc9
5NAME = Man-Eating Seals of Antiquity 5NAME = Man-Eating Seals of Antiquity
6 6
7# *DOCUMENTATION* 7# *DOCUMENTATION*
diff --git a/arch/ia64/kernel/dma-mapping.c b/arch/ia64/kernel/dma-mapping.c
index 39a3cd0a4173..f2c1600da097 100644
--- a/arch/ia64/kernel/dma-mapping.c
+++ b/arch/ia64/kernel/dma-mapping.c
@@ -10,7 +10,9 @@ EXPORT_SYMBOL(dma_ops);
10 10
11static int __init dma_init(void) 11static int __init dma_init(void)
12{ 12{
13 dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES); 13 dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
14
15 return 0;
14} 16}
15fs_initcall(dma_init); 17fs_initcall(dma_init);
16 18
diff --git a/arch/ia64/lib/ip_fast_csum.S b/arch/ia64/lib/ip_fast_csum.S
index 1f86aeb2c948..620d9dc5220f 100644
--- a/arch/ia64/lib/ip_fast_csum.S
+++ b/arch/ia64/lib/ip_fast_csum.S
@@ -96,20 +96,22 @@ END(ip_fast_csum)
96GLOBAL_ENTRY(csum_ipv6_magic) 96GLOBAL_ENTRY(csum_ipv6_magic)
97 ld4 r20=[in0],4 97 ld4 r20=[in0],4
98 ld4 r21=[in1],4 98 ld4 r21=[in1],4
99 dep r15=in3,in2,32,16 99 zxt4 in2=in2
100 ;; 100 ;;
101 ld4 r22=[in0],4 101 ld4 r22=[in0],4
102 ld4 r23=[in1],4 102 ld4 r23=[in1],4
103 mux1 r15=r15,@rev 103 dep r15=in3,in2,32,16
104 ;; 104 ;;
105 ld4 r24=[in0],4 105 ld4 r24=[in0],4
106 ld4 r25=[in1],4 106 ld4 r25=[in1],4
107 shr.u r15=r15,16 107 mux1 r15=r15,@rev
108 add r16=r20,r21 108 add r16=r20,r21
109 add r17=r22,r23 109 add r17=r22,r23
110 zxt4 in4=in4
110 ;; 111 ;;
111 ld4 r26=[in0],4 112 ld4 r26=[in0],4
112 ld4 r27=[in1],4 113 ld4 r27=[in1],4
114 shr.u r15=r15,16
113 add r18=r24,r25 115 add r18=r24,r25
114 add r8=r16,r17 116 add r8=r16,r17
115 ;; 117 ;;
diff --git a/arch/powerpc/kernel/power7-pmu.c b/arch/powerpc/kernel/power7-pmu.c
index 388cf57ad827..018d094d92f9 100644
--- a/arch/powerpc/kernel/power7-pmu.c
+++ b/arch/powerpc/kernel/power7-pmu.c
@@ -317,7 +317,7 @@ static int power7_generic_events[] = {
317 */ 317 */
318static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = { 318static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
319 [C(L1D)] = { /* RESULT_ACCESS RESULT_MISS */ 319 [C(L1D)] = { /* RESULT_ACCESS RESULT_MISS */
320 [C(OP_READ)] = { 0x400f0, 0xc880 }, 320 [C(OP_READ)] = { 0xc880, 0x400f0 },
321 [C(OP_WRITE)] = { 0, 0x300f0 }, 321 [C(OP_WRITE)] = { 0, 0x300f0 },
322 [C(OP_PREFETCH)] = { 0xd8b8, 0 }, 322 [C(OP_PREFETCH)] = { 0xd8b8, 0 },
323 }, 323 },
@@ -327,8 +327,8 @@ static int power7_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
327 [C(OP_PREFETCH)] = { 0x408a, 0 }, 327 [C(OP_PREFETCH)] = { 0x408a, 0 },
328 }, 328 },
329 [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */ 329 [C(LL)] = { /* RESULT_ACCESS RESULT_MISS */
330 [C(OP_READ)] = { 0x6080, 0x6084 }, 330 [C(OP_READ)] = { 0x16080, 0x26080 },
331 [C(OP_WRITE)] = { 0x6082, 0x6086 }, 331 [C(OP_WRITE)] = { 0x16082, 0x26082 },
332 [C(OP_PREFETCH)] = { 0, 0 }, 332 [C(OP_PREFETCH)] = { 0, 0 },
333 }, 333 },
334 [C(DTLB)] = { /* RESULT_ACCESS RESULT_MISS */ 334 [C(DTLB)] = { /* RESULT_ACCESS RESULT_MISS */
diff --git a/arch/powerpc/sysdev/xilinx_intc.c b/arch/powerpc/sysdev/xilinx_intc.c
index 3ee1fd37bbfc..40edad520770 100644
--- a/arch/powerpc/sysdev/xilinx_intc.c
+++ b/arch/powerpc/sysdev/xilinx_intc.c
@@ -234,7 +234,6 @@ static void xilinx_i8259_cascade(unsigned int irq, struct irq_desc *desc)
234 generic_handle_irq(cascade_irq); 234 generic_handle_irq(cascade_irq);
235 235
236 /* Let xilinx_intc end the interrupt */ 236 /* Let xilinx_intc end the interrupt */
237 desc->chip->ack(irq);
238 desc->chip->unmask(irq); 237 desc->chip->unmask(irq);
239} 238}
240 239
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index f0ee79055409..8daab33fc17d 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -886,7 +886,7 @@ void notrace init_irqwork_curcpu(void)
886 * Therefore you cannot make any OBP calls, not even prom_printf, 886 * Therefore you cannot make any OBP calls, not even prom_printf,
887 * from these two routines. 887 * from these two routines.
888 */ 888 */
889static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask) 889static void __cpuinit notrace register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask)
890{ 890{
891 unsigned long num_entries = (qmask + 1) / 64; 891 unsigned long num_entries = (qmask + 1) / 64;
892 unsigned long status; 892 unsigned long status;
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c
index 2c0cc72d295b..b75bf502cd42 100644
--- a/arch/sparc/kernel/nmi.c
+++ b/arch/sparc/kernel/nmi.c
@@ -103,7 +103,7 @@ notrace __kprobes void perfctr_irq(int irq, struct pt_regs *regs)
103 } 103 }
104 if (!touched && __get_cpu_var(last_irq_sum) == sum) { 104 if (!touched && __get_cpu_var(last_irq_sum) == sum) {
105 local_inc(&__get_cpu_var(alert_counter)); 105 local_inc(&__get_cpu_var(alert_counter));
106 if (local_read(&__get_cpu_var(alert_counter)) == 5 * nmi_hz) 106 if (local_read(&__get_cpu_var(alert_counter)) == 30 * nmi_hz)
107 die_nmi("BUG: NMI Watchdog detected LOCKUP", 107 die_nmi("BUG: NMI Watchdog detected LOCKUP",
108 regs, panic_on_timeout); 108 regs, panic_on_timeout);
109 } else { 109 } else {
diff --git a/arch/sparc/prom/misc_64.c b/arch/sparc/prom/misc_64.c
index eedffb4fec2d..39fc6af21b7c 100644
--- a/arch/sparc/prom/misc_64.c
+++ b/arch/sparc/prom/misc_64.c
@@ -88,7 +88,7 @@ void prom_cmdline(void)
88/* Drop into the prom, but completely terminate the program. 88/* Drop into the prom, but completely terminate the program.
89 * No chance of continuing. 89 * No chance of continuing.
90 */ 90 */
91void prom_halt(void) 91void notrace prom_halt(void)
92{ 92{
93#ifdef CONFIG_SUN_LDOMS 93#ifdef CONFIG_SUN_LDOMS
94 if (ldom_domaining_enabled) 94 if (ldom_domaining_enabled)
diff --git a/arch/sparc/prom/printf.c b/arch/sparc/prom/printf.c
index 660943ee4c2a..ca869266b9f3 100644
--- a/arch/sparc/prom/printf.c
+++ b/arch/sparc/prom/printf.c
@@ -14,14 +14,14 @@
14 */ 14 */
15 15
16#include <linux/kernel.h> 16#include <linux/kernel.h>
17#include <linux/compiler.h>
17 18
18#include <asm/openprom.h> 19#include <asm/openprom.h>
19#include <asm/oplib.h> 20#include <asm/oplib.h>
20 21
21static char ppbuf[1024]; 22static char ppbuf[1024];
22 23
23void 24void notrace prom_write(const char *buf, unsigned int n)
24prom_write(const char *buf, unsigned int n)
25{ 25{
26 char ch; 26 char ch;
27 27
@@ -33,8 +33,7 @@ prom_write(const char *buf, unsigned int n)
33 } 33 }
34} 34}
35 35
36void 36void notrace prom_printf(const char *fmt, ...)
37prom_printf(const char *fmt, ...)
38{ 37{
39 va_list args; 38 va_list args;
40 int i; 39 int i;
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index 418d63619680..d3aa2aadb3e0 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -133,7 +133,7 @@ queue_max_sectors_store(struct request_queue *q, const char *page, size_t count)
133 return -EINVAL; 133 return -EINVAL;
134 134
135 spin_lock_irq(q->queue_lock); 135 spin_lock_irq(q->queue_lock);
136 blk_queue_max_sectors(q, max_sectors_kb << 1); 136 q->limits.max_sectors = max_sectors_kb << 1;
137 spin_unlock_irq(q->queue_lock); 137 spin_unlock_irq(q->queue_lock);
138 138
139 return ret; 139 return ret;
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 56c62e2858d5..df0863d56995 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -692,7 +692,7 @@ out:
692} 692}
693EXPORT_SYMBOL_GPL(crypto_enqueue_request); 693EXPORT_SYMBOL_GPL(crypto_enqueue_request);
694 694
695struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue) 695void *__crypto_dequeue_request(struct crypto_queue *queue, unsigned int offset)
696{ 696{
697 struct list_head *request; 697 struct list_head *request;
698 698
@@ -707,7 +707,14 @@ struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue)
707 request = queue->list.next; 707 request = queue->list.next;
708 list_del(request); 708 list_del(request);
709 709
710 return list_entry(request, struct crypto_async_request, list); 710 return (char *)list_entry(request, struct crypto_async_request, list) -
711 offset;
712}
713EXPORT_SYMBOL_GPL(__crypto_dequeue_request);
714
715struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue)
716{
717 return __crypto_dequeue_request(queue, 0);
711} 718}
712EXPORT_SYMBOL_GPL(crypto_dequeue_request); 719EXPORT_SYMBOL_GPL(crypto_dequeue_request);
713 720
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index 973be2f44195..4e28b35024ec 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -300,8 +300,7 @@ static int do_output_char(unsigned char c, struct tty_struct *tty, int space)
300 if (space < 2) 300 if (space < 2)
301 return -1; 301 return -1;
302 tty->canon_column = tty->column = 0; 302 tty->canon_column = tty->column = 0;
303 tty_put_char(tty, '\r'); 303 tty->ops->write(tty, "\r\n", 2);
304 tty_put_char(tty, c);
305 return 2; 304 return 2;
306 } 305 }
307 tty->canon_column = tty->column; 306 tty->canon_column = tty->column;
diff --git a/drivers/char/pty.c b/drivers/char/pty.c
index d083c73d784a..b33d6688e910 100644
--- a/drivers/char/pty.c
+++ b/drivers/char/pty.c
@@ -109,21 +109,13 @@ static int pty_space(struct tty_struct *to)
109 * the other side of the pty/tty pair. 109 * the other side of the pty/tty pair.
110 */ 110 */
111 111
112static int pty_write(struct tty_struct *tty, const unsigned char *buf, 112static int pty_write(struct tty_struct *tty, const unsigned char *buf, int c)
113 int count)
114{ 113{
115 struct tty_struct *to = tty->link; 114 struct tty_struct *to = tty->link;
116 int c;
117 115
118 if (tty->stopped) 116 if (tty->stopped)
119 return 0; 117 return 0;
120 118
121 /* This isn't locked but our 8K is quite sloppy so no
122 big deal */
123
124 c = pty_space(to);
125 if (c > count)
126 c = count;
127 if (c > 0) { 119 if (c > 0) {
128 /* Stuff the data into the input queue of the other end */ 120 /* Stuff the data into the input queue of the other end */
129 c = tty_insert_flip_string(to, buf, c); 121 c = tty_insert_flip_string(to, buf, c);
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index fd69086d08d5..2968ed6a9c49 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1250,20 +1250,11 @@ static int cpufreq_suspend(struct sys_device *sysdev, pm_message_t pmsg)
1250{ 1250{
1251 int ret = 0; 1251 int ret = 0;
1252 1252
1253#ifdef __powerpc__
1254 int cpu = sysdev->id; 1253 int cpu = sysdev->id;
1255 unsigned int cur_freq = 0;
1256 struct cpufreq_policy *cpu_policy; 1254 struct cpufreq_policy *cpu_policy;
1257 1255
1258 dprintk("suspending cpu %u\n", cpu); 1256 dprintk("suspending cpu %u\n", cpu);
1259 1257
1260 /*
1261 * This whole bogosity is here because Powerbooks are made of fail.
1262 * No sane platform should need any of the code below to be run.
1263 * (it's entirely the wrong thing to do, as driver->get may
1264 * reenable interrupts on some architectures).
1265 */
1266
1267 if (!cpu_online(cpu)) 1258 if (!cpu_online(cpu))
1268 return 0; 1259 return 0;
1269 1260
@@ -1282,47 +1273,13 @@ static int cpufreq_suspend(struct sys_device *sysdev, pm_message_t pmsg)
1282 1273
1283 if (cpufreq_driver->suspend) { 1274 if (cpufreq_driver->suspend) {
1284 ret = cpufreq_driver->suspend(cpu_policy, pmsg); 1275 ret = cpufreq_driver->suspend(cpu_policy, pmsg);
1285 if (ret) { 1276 if (ret)
1286 printk(KERN_ERR "cpufreq: suspend failed in ->suspend " 1277 printk(KERN_ERR "cpufreq: suspend failed in ->suspend "
1287 "step on CPU %u\n", cpu_policy->cpu); 1278 "step on CPU %u\n", cpu_policy->cpu);
1288 goto out;
1289 }
1290 }
1291
1292 if (cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)
1293 goto out;
1294
1295 if (cpufreq_driver->get)
1296 cur_freq = cpufreq_driver->get(cpu_policy->cpu);
1297
1298 if (!cur_freq || !cpu_policy->cur) {
1299 printk(KERN_ERR "cpufreq: suspend failed to assert current "
1300 "frequency is what timing core thinks it is.\n");
1301 goto out;
1302 }
1303
1304 if (unlikely(cur_freq != cpu_policy->cur)) {
1305 struct cpufreq_freqs freqs;
1306
1307 if (!(cpufreq_driver->flags & CPUFREQ_PM_NO_WARN))
1308 dprintk("Warning: CPU frequency is %u, "
1309 "cpufreq assumed %u kHz.\n",
1310 cur_freq, cpu_policy->cur);
1311
1312 freqs.cpu = cpu;
1313 freqs.old = cpu_policy->cur;
1314 freqs.new = cur_freq;
1315
1316 srcu_notifier_call_chain(&cpufreq_transition_notifier_list,
1317 CPUFREQ_SUSPENDCHANGE, &freqs);
1318 adjust_jiffies(CPUFREQ_SUSPENDCHANGE, &freqs);
1319
1320 cpu_policy->cur = cur_freq;
1321 } 1279 }
1322 1280
1323out: 1281out:
1324 cpufreq_cpu_put(cpu_policy); 1282 cpufreq_cpu_put(cpu_policy);
1325#endif /* __powerpc__ */
1326 return ret; 1283 return ret;
1327} 1284}
1328 1285
@@ -1330,24 +1287,21 @@ out:
1330 * cpufreq_resume - restore proper CPU frequency handling after resume 1287 * cpufreq_resume - restore proper CPU frequency handling after resume
1331 * 1288 *
1332 * 1.) resume CPUfreq hardware support (cpufreq_driver->resume()) 1289 * 1.) resume CPUfreq hardware support (cpufreq_driver->resume())
1333 * 2.) if ->target and !CPUFREQ_CONST_LOOPS: verify we're in sync 1290 * 2.) schedule call cpufreq_update_policy() ASAP as interrupts are
1334 * 3.) schedule call cpufreq_update_policy() ASAP as interrupts are 1291 * restored. It will verify that the current freq is in sync with
1335 * restored. 1292 * what we believe it to be. This is a bit later than when it
1293 * should be, but nonethteless it's better than calling
1294 * cpufreq_driver->get() here which might re-enable interrupts...
1336 */ 1295 */
1337static int cpufreq_resume(struct sys_device *sysdev) 1296static int cpufreq_resume(struct sys_device *sysdev)
1338{ 1297{
1339 int ret = 0; 1298 int ret = 0;
1340 1299
1341#ifdef __powerpc__
1342 int cpu = sysdev->id; 1300 int cpu = sysdev->id;
1343 struct cpufreq_policy *cpu_policy; 1301 struct cpufreq_policy *cpu_policy;
1344 1302
1345 dprintk("resuming cpu %u\n", cpu); 1303 dprintk("resuming cpu %u\n", cpu);
1346 1304
1347 /* As with the ->suspend method, all the code below is
1348 * only necessary because Powerbooks suck.
1349 * See commit 42d4dc3f4e1e for jokes. */
1350
1351 if (!cpu_online(cpu)) 1305 if (!cpu_online(cpu))
1352 return 0; 1306 return 0;
1353 1307
@@ -1373,45 +1327,10 @@ static int cpufreq_resume(struct sys_device *sysdev)
1373 } 1327 }
1374 } 1328 }
1375 1329
1376 if (!(cpufreq_driver->flags & CPUFREQ_CONST_LOOPS)) {
1377 unsigned int cur_freq = 0;
1378
1379 if (cpufreq_driver->get)
1380 cur_freq = cpufreq_driver->get(cpu_policy->cpu);
1381
1382 if (!cur_freq || !cpu_policy->cur) {
1383 printk(KERN_ERR "cpufreq: resume failed to assert "
1384 "current frequency is what timing core "
1385 "thinks it is.\n");
1386 goto out;
1387 }
1388
1389 if (unlikely(cur_freq != cpu_policy->cur)) {
1390 struct cpufreq_freqs freqs;
1391
1392 if (!(cpufreq_driver->flags & CPUFREQ_PM_NO_WARN))
1393 dprintk("Warning: CPU frequency "
1394 "is %u, cpufreq assumed %u kHz.\n",
1395 cur_freq, cpu_policy->cur);
1396
1397 freqs.cpu = cpu;
1398 freqs.old = cpu_policy->cur;
1399 freqs.new = cur_freq;
1400
1401 srcu_notifier_call_chain(
1402 &cpufreq_transition_notifier_list,
1403 CPUFREQ_RESUMECHANGE, &freqs);
1404 adjust_jiffies(CPUFREQ_RESUMECHANGE, &freqs);
1405
1406 cpu_policy->cur = cur_freq;
1407 }
1408 }
1409
1410out:
1411 schedule_work(&cpu_policy->update); 1330 schedule_work(&cpu_policy->update);
1331
1412fail: 1332fail:
1413 cpufreq_cpu_put(cpu_policy); 1333 cpufreq_cpu_put(cpu_policy);
1414#endif /* __powerpc__ */
1415 return ret; 1334 return ret;
1416} 1335}
1417 1336
diff --git a/drivers/firewire/core-iso.c b/drivers/firewire/core-iso.c
index 110e731f5574..1c0b504a42f3 100644
--- a/drivers/firewire/core-iso.c
+++ b/drivers/firewire/core-iso.c
@@ -196,7 +196,7 @@ static int manage_bandwidth(struct fw_card *card, int irm_id, int generation,
196 switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP, 196 switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP,
197 irm_id, generation, SCODE_100, 197 irm_id, generation, SCODE_100,
198 CSR_REGISTER_BASE + CSR_BANDWIDTH_AVAILABLE, 198 CSR_REGISTER_BASE + CSR_BANDWIDTH_AVAILABLE,
199 data, sizeof(data))) { 199 data, 8)) {
200 case RCODE_GENERATION: 200 case RCODE_GENERATION:
201 /* A generation change frees all bandwidth. */ 201 /* A generation change frees all bandwidth. */
202 return allocate ? -EAGAIN : bandwidth; 202 return allocate ? -EAGAIN : bandwidth;
@@ -233,7 +233,7 @@ static int manage_channel(struct fw_card *card, int irm_id, int generation,
233 data[1] = old ^ c; 233 data[1] = old ^ c;
234 switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP, 234 switch (fw_run_transaction(card, TCODE_LOCK_COMPARE_SWAP,
235 irm_id, generation, SCODE_100, 235 irm_id, generation, SCODE_100,
236 offset, data, sizeof(data))) { 236 offset, data, 8)) {
237 case RCODE_GENERATION: 237 case RCODE_GENERATION:
238 /* A generation change frees all channels. */ 238 /* A generation change frees all channels. */
239 return allocate ? -EAGAIN : i; 239 return allocate ? -EAGAIN : i;
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index ecddd11b797a..76b321bb73f9 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -34,6 +34,7 @@
34#include <linux/module.h> 34#include <linux/module.h>
35#include <linux/moduleparam.h> 35#include <linux/moduleparam.h>
36#include <linux/pci.h> 36#include <linux/pci.h>
37#include <linux/pci_ids.h>
37#include <linux/spinlock.h> 38#include <linux/spinlock.h>
38#include <linux/string.h> 39#include <linux/string.h>
39 40
@@ -2372,6 +2373,9 @@ static void ohci_pmac_off(struct pci_dev *dev)
2372#define ohci_pmac_off(dev) 2373#define ohci_pmac_off(dev)
2373#endif /* CONFIG_PPC_PMAC */ 2374#endif /* CONFIG_PPC_PMAC */
2374 2375
2376#define PCI_VENDOR_ID_AGERE PCI_VENDOR_ID_ATT
2377#define PCI_DEVICE_ID_AGERE_FW643 0x5901
2378
2375static int __devinit pci_probe(struct pci_dev *dev, 2379static int __devinit pci_probe(struct pci_dev *dev,
2376 const struct pci_device_id *ent) 2380 const struct pci_device_id *ent)
2377{ 2381{
@@ -2422,6 +2426,16 @@ static int __devinit pci_probe(struct pci_dev *dev,
2422 version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff; 2426 version = reg_read(ohci, OHCI1394_Version) & 0x00ff00ff;
2423 ohci->use_dualbuffer = version >= OHCI_VERSION_1_1; 2427 ohci->use_dualbuffer = version >= OHCI_VERSION_1_1;
2424 2428
2429 /* dual-buffer mode is broken if more than one IR context is active */
2430 if (dev->vendor == PCI_VENDOR_ID_AGERE &&
2431 dev->device == PCI_DEVICE_ID_AGERE_FW643)
2432 ohci->use_dualbuffer = false;
2433
2434 /* dual-buffer mode is broken */
2435 if (dev->vendor == PCI_VENDOR_ID_RICOH &&
2436 dev->device == PCI_DEVICE_ID_RICOH_R5C832)
2437 ohci->use_dualbuffer = false;
2438
2425/* x86-32 currently doesn't use highmem for dma_alloc_coherent */ 2439/* x86-32 currently doesn't use highmem for dma_alloc_coherent */
2426#if !defined(CONFIG_X86_32) 2440#if !defined(CONFIG_X86_32)
2427 /* dual-buffer mode is broken with descriptor addresses above 2G */ 2441 /* dual-buffer mode is broken with descriptor addresses above 2G */
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 8d51568ee143..e5df822a8130 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -456,12 +456,12 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
456 } 456 }
457 spin_unlock_irqrestore(&card->lock, flags); 457 spin_unlock_irqrestore(&card->lock, flags);
458 458
459 if (&orb->link != &lu->orb_list) 459 if (&orb->link != &lu->orb_list) {
460 orb->callback(orb, &status); 460 orb->callback(orb, &status);
461 else 461 kref_put(&orb->kref, free_orb);
462 } else {
462 fw_error("status write for unknown orb\n"); 463 fw_error("status write for unknown orb\n");
463 464 }
464 kref_put(&orb->kref, free_orb);
465 465
466 fw_send_response(card, request, RCODE_COMPLETE); 466 fw_send_response(card, request, RCODE_COMPLETE);
467} 467}
diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c
index 527908ff298c..063b933d864a 100644
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -408,6 +408,7 @@ static struct pcmcia_device_id ide_ids[] = {
408 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9), 408 PCMCIA_DEVICE_PROD_ID123("PCMCIA", "IDE CARD", "F1", 0x281f1c5d, 0x1907960c, 0xf7fde8b9),
409 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591), 409 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "CD-ROM", 0x78f308dc, 0x66536591),
410 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728), 410 PCMCIA_DEVICE_PROD_ID12("ARGOSY", "PnPIDE", 0x78f308dc, 0x0c694728),
411 PCMCIA_DEVICE_PROD_ID12("CNF ", "CD-ROM", 0x46d7db81, 0x66536591),
411 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591), 412 PCMCIA_DEVICE_PROD_ID12("CNF CD-M", "CD-ROM", 0x7d93b852, 0x66536591),
412 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4), 413 PCMCIA_DEVICE_PROD_ID12("Creative Technology Ltd.", "PCMCIA CD-ROM Interface Card", 0xff8c8a45, 0xfe8020c4),
413 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde), 414 PCMCIA_DEVICE_PROD_ID12("Digital Equipment Corporation.", "Digital Mobile Media CD-ROM", 0x17692a66, 0xef1dcbde),
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 95fe0452dae4..6c6a09b1c0fe 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -880,6 +880,14 @@ static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
880}; 880};
881 881
882/* 882/*
883 * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
884 * release for their volume buttons
885 */
886static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
887 0xae, 0xb0, -1U
888};
889
890/*
883 * Samsung NC10,NC20 with Fn+F? key release not working 891 * Samsung NC10,NC20 with Fn+F? key release not working
884 */ 892 */
885static unsigned int atkbd_samsung_forced_release_keys[] = { 893static unsigned int atkbd_samsung_forced_release_keys[] = {
@@ -1537,6 +1545,33 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
1537 .driver_data = atkbd_hp_zv6100_forced_release_keys, 1545 .driver_data = atkbd_hp_zv6100_forced_release_keys,
1538 }, 1546 },
1539 { 1547 {
1548 .ident = "HP Presario R4000",
1549 .matches = {
1550 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1551 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
1552 },
1553 .callback = atkbd_setup_forced_release,
1554 .driver_data = atkbd_hp_r4000_forced_release_keys,
1555 },
1556 {
1557 .ident = "HP Presario R4100",
1558 .matches = {
1559 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1560 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
1561 },
1562 .callback = atkbd_setup_forced_release,
1563 .driver_data = atkbd_hp_r4000_forced_release_keys,
1564 },
1565 {
1566 .ident = "HP Presario R4200",
1567 .matches = {
1568 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1569 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
1570 },
1571 .callback = atkbd_setup_forced_release,
1572 .driver_data = atkbd_hp_r4000_forced_release_keys,
1573 },
1574 {
1540 .ident = "Inventec Symphony", 1575 .ident = "Inventec Symphony",
1541 .matches = { 1576 .matches = {
1542 DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"), 1577 DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index ae04d8a494e5..ccbf23ece8e3 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -382,6 +382,14 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
382 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"), 382 DMI_MATCH(DMI_PRODUCT_NAME, "Vostro1510"),
383 }, 383 },
384 }, 384 },
385 {
386 .ident = "Acer Aspire 5536",
387 .matches = {
388 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
389 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5536"),
390 DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
391 },
392 },
385 { } 393 { }
386}; 394};
387 395
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 3710ff88fc10..556acff3952f 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -171,6 +171,14 @@ static int set_chunk_size(struct dm_exception_store *store,
171 */ 171 */
172 chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9); 172 chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9);
173 173
174 return dm_exception_store_set_chunk_size(store, chunk_size_ulong,
175 error);
176}
177
178int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
179 unsigned long chunk_size_ulong,
180 char **error)
181{
174 /* Check chunk_size is a power of 2 */ 182 /* Check chunk_size is a power of 2 */
175 if (!is_power_of_2(chunk_size_ulong)) { 183 if (!is_power_of_2(chunk_size_ulong)) {
176 *error = "Chunk size is not a power of 2"; 184 *error = "Chunk size is not a power of 2";
@@ -183,6 +191,11 @@ static int set_chunk_size(struct dm_exception_store *store,
183 return -EINVAL; 191 return -EINVAL;
184 } 192 }
185 193
194 if (chunk_size_ulong > INT_MAX >> SECTOR_SHIFT) {
195 *error = "Chunk size is too high";
196 return -EINVAL;
197 }
198
186 store->chunk_size = chunk_size_ulong; 199 store->chunk_size = chunk_size_ulong;
187 store->chunk_mask = chunk_size_ulong - 1; 200 store->chunk_mask = chunk_size_ulong - 1;
188 store->chunk_shift = ffs(chunk_size_ulong) - 1; 201 store->chunk_shift = ffs(chunk_size_ulong) - 1;
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h
index 2442c8c07898..812c71872ba0 100644
--- a/drivers/md/dm-exception-store.h
+++ b/drivers/md/dm-exception-store.h
@@ -168,6 +168,10 @@ static inline chunk_t sector_to_chunk(struct dm_exception_store *store,
168int dm_exception_store_type_register(struct dm_exception_store_type *type); 168int dm_exception_store_type_register(struct dm_exception_store_type *type);
169int dm_exception_store_type_unregister(struct dm_exception_store_type *type); 169int dm_exception_store_type_unregister(struct dm_exception_store_type *type);
170 170
171int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
172 unsigned long chunk_size_ulong,
173 char **error);
174
171int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, 175int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
172 unsigned *args_used, 176 unsigned *args_used,
173 struct dm_exception_store **store); 177 struct dm_exception_store **store);
diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c
index e69b96560997..6e186b1a062d 100644
--- a/drivers/md/dm-log-userspace-base.c
+++ b/drivers/md/dm-log-userspace-base.c
@@ -21,6 +21,7 @@ struct log_c {
21 struct dm_target *ti; 21 struct dm_target *ti;
22 uint32_t region_size; 22 uint32_t region_size;
23 region_t region_count; 23 region_t region_count;
24 uint64_t luid;
24 char uuid[DM_UUID_LEN]; 25 char uuid[DM_UUID_LEN];
25 26
26 char *usr_argv_str; 27 char *usr_argv_str;
@@ -63,7 +64,7 @@ static int userspace_do_request(struct log_c *lc, const char *uuid,
63 * restored. 64 * restored.
64 */ 65 */
65retry: 66retry:
66 r = dm_consult_userspace(uuid, request_type, data, 67 r = dm_consult_userspace(uuid, lc->luid, request_type, data,
67 data_size, rdata, rdata_size); 68 data_size, rdata, rdata_size);
68 69
69 if (r != -ESRCH) 70 if (r != -ESRCH)
@@ -74,14 +75,15 @@ retry:
74 set_current_state(TASK_INTERRUPTIBLE); 75 set_current_state(TASK_INTERRUPTIBLE);
75 schedule_timeout(2*HZ); 76 schedule_timeout(2*HZ);
76 DMWARN("Attempting to contact userspace log server..."); 77 DMWARN("Attempting to contact userspace log server...");
77 r = dm_consult_userspace(uuid, DM_ULOG_CTR, lc->usr_argv_str, 78 r = dm_consult_userspace(uuid, lc->luid, DM_ULOG_CTR,
79 lc->usr_argv_str,
78 strlen(lc->usr_argv_str) + 1, 80 strlen(lc->usr_argv_str) + 1,
79 NULL, NULL); 81 NULL, NULL);
80 if (!r) 82 if (!r)
81 break; 83 break;
82 } 84 }
83 DMINFO("Reconnected to userspace log server... DM_ULOG_CTR complete"); 85 DMINFO("Reconnected to userspace log server... DM_ULOG_CTR complete");
84 r = dm_consult_userspace(uuid, DM_ULOG_RESUME, NULL, 86 r = dm_consult_userspace(uuid, lc->luid, DM_ULOG_RESUME, NULL,
85 0, NULL, NULL); 87 0, NULL, NULL);
86 if (!r) 88 if (!r)
87 goto retry; 89 goto retry;
@@ -111,10 +113,9 @@ static int build_constructor_string(struct dm_target *ti,
111 return -ENOMEM; 113 return -ENOMEM;
112 } 114 }
113 115
114 for (i = 0, str_size = 0; i < argc; i++) 116 str_size = sprintf(str, "%llu", (unsigned long long)ti->len);
115 str_size += sprintf(str + str_size, "%s ", argv[i]); 117 for (i = 0; i < argc; i++)
116 str_size += sprintf(str + str_size, "%llu", 118 str_size += sprintf(str + str_size, " %s", argv[i]);
117 (unsigned long long)ti->len);
118 119
119 *ctr_str = str; 120 *ctr_str = str;
120 return str_size; 121 return str_size;
@@ -154,6 +155,9 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
154 return -ENOMEM; 155 return -ENOMEM;
155 } 156 }
156 157
158 /* The ptr value is sufficient for local unique id */
159 lc->luid = (uint64_t)lc;
160
157 lc->ti = ti; 161 lc->ti = ti;
158 162
159 if (strlen(argv[0]) > (DM_UUID_LEN - 1)) { 163 if (strlen(argv[0]) > (DM_UUID_LEN - 1)) {
@@ -173,7 +177,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
173 } 177 }
174 178
175 /* Send table string */ 179 /* Send table string */
176 r = dm_consult_userspace(lc->uuid, DM_ULOG_CTR, 180 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_CTR,
177 ctr_str, str_size, NULL, NULL); 181 ctr_str, str_size, NULL, NULL);
178 182
179 if (r == -ESRCH) { 183 if (r == -ESRCH) {
@@ -183,7 +187,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
183 187
184 /* Since the region size does not change, get it now */ 188 /* Since the region size does not change, get it now */
185 rdata_size = sizeof(rdata); 189 rdata_size = sizeof(rdata);
186 r = dm_consult_userspace(lc->uuid, DM_ULOG_GET_REGION_SIZE, 190 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_GET_REGION_SIZE,
187 NULL, 0, (char *)&rdata, &rdata_size); 191 NULL, 0, (char *)&rdata, &rdata_size);
188 192
189 if (r) { 193 if (r) {
@@ -212,7 +216,7 @@ static void userspace_dtr(struct dm_dirty_log *log)
212 int r; 216 int r;
213 struct log_c *lc = log->context; 217 struct log_c *lc = log->context;
214 218
215 r = dm_consult_userspace(lc->uuid, DM_ULOG_DTR, 219 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_DTR,
216 NULL, 0, 220 NULL, 0,
217 NULL, NULL); 221 NULL, NULL);
218 222
@@ -227,7 +231,7 @@ static int userspace_presuspend(struct dm_dirty_log *log)
227 int r; 231 int r;
228 struct log_c *lc = log->context; 232 struct log_c *lc = log->context;
229 233
230 r = dm_consult_userspace(lc->uuid, DM_ULOG_PRESUSPEND, 234 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_PRESUSPEND,
231 NULL, 0, 235 NULL, 0,
232 NULL, NULL); 236 NULL, NULL);
233 237
@@ -239,7 +243,7 @@ static int userspace_postsuspend(struct dm_dirty_log *log)
239 int r; 243 int r;
240 struct log_c *lc = log->context; 244 struct log_c *lc = log->context;
241 245
242 r = dm_consult_userspace(lc->uuid, DM_ULOG_POSTSUSPEND, 246 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_POSTSUSPEND,
243 NULL, 0, 247 NULL, 0,
244 NULL, NULL); 248 NULL, NULL);
245 249
@@ -252,7 +256,7 @@ static int userspace_resume(struct dm_dirty_log *log)
252 struct log_c *lc = log->context; 256 struct log_c *lc = log->context;
253 257
254 lc->in_sync_hint = 0; 258 lc->in_sync_hint = 0;
255 r = dm_consult_userspace(lc->uuid, DM_ULOG_RESUME, 259 r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_RESUME,
256 NULL, 0, 260 NULL, 0,
257 NULL, NULL); 261 NULL, NULL);
258 262
@@ -561,6 +565,7 @@ static int userspace_status(struct dm_dirty_log *log, status_type_t status_type,
561 char *result, unsigned maxlen) 565 char *result, unsigned maxlen)
562{ 566{
563 int r = 0; 567 int r = 0;
568 char *table_args;
564 size_t sz = (size_t)maxlen; 569 size_t sz = (size_t)maxlen;
565 struct log_c *lc = log->context; 570 struct log_c *lc = log->context;
566 571
@@ -577,8 +582,12 @@ static int userspace_status(struct dm_dirty_log *log, status_type_t status_type,
577 break; 582 break;
578 case STATUSTYPE_TABLE: 583 case STATUSTYPE_TABLE:
579 sz = 0; 584 sz = 0;
580 DMEMIT("%s %u %s %s", log->type->name, lc->usr_argc + 1, 585 table_args = strstr(lc->usr_argv_str, " ");
581 lc->uuid, lc->usr_argv_str); 586 BUG_ON(!table_args); /* There will always be a ' ' */
587 table_args++;
588
589 DMEMIT("%s %u %s %s ", log->type->name, lc->usr_argc,
590 lc->uuid, table_args);
582 break; 591 break;
583 } 592 }
584 return (r) ? 0 : (int)sz; 593 return (r) ? 0 : (int)sz;
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c
index 8ce74d95ae4d..ba0edad2d048 100644
--- a/drivers/md/dm-log-userspace-transfer.c
+++ b/drivers/md/dm-log-userspace-transfer.c
@@ -147,7 +147,8 @@ static void cn_ulog_callback(void *data)
147 147
148/** 148/**
149 * dm_consult_userspace 149 * dm_consult_userspace
150 * @uuid: log's uuid (must be DM_UUID_LEN in size) 150 * @uuid: log's universal unique identifier (must be DM_UUID_LEN in size)
151 * @luid: log's local unique identifier
151 * @request_type: found in include/linux/dm-log-userspace.h 152 * @request_type: found in include/linux/dm-log-userspace.h
152 * @data: data to tx to the server 153 * @data: data to tx to the server
153 * @data_size: size of data in bytes 154 * @data_size: size of data in bytes
@@ -163,7 +164,7 @@ static void cn_ulog_callback(void *data)
163 * 164 *
164 * Returns: 0 on success, -EXXX on failure 165 * Returns: 0 on success, -EXXX on failure
165 **/ 166 **/
166int dm_consult_userspace(const char *uuid, int request_type, 167int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
167 char *data, size_t data_size, 168 char *data, size_t data_size,
168 char *rdata, size_t *rdata_size) 169 char *rdata, size_t *rdata_size)
169{ 170{
@@ -190,6 +191,7 @@ resend:
190 191
191 memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - overhead_size); 192 memset(tfr, 0, DM_ULOG_PREALLOCED_SIZE - overhead_size);
192 memcpy(tfr->uuid, uuid, DM_UUID_LEN); 193 memcpy(tfr->uuid, uuid, DM_UUID_LEN);
194 tfr->luid = luid;
193 tfr->seq = dm_ulog_seq++; 195 tfr->seq = dm_ulog_seq++;
194 196
195 /* 197 /*
diff --git a/drivers/md/dm-log-userspace-transfer.h b/drivers/md/dm-log-userspace-transfer.h
index c26d8e4e2710..04ee874f9153 100644
--- a/drivers/md/dm-log-userspace-transfer.h
+++ b/drivers/md/dm-log-userspace-transfer.h
@@ -11,7 +11,7 @@
11 11
12int dm_ulog_tfr_init(void); 12int dm_ulog_tfr_init(void);
13void dm_ulog_tfr_exit(void); 13void dm_ulog_tfr_exit(void);
14int dm_consult_userspace(const char *uuid, int request_type, 14int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
15 char *data, size_t data_size, 15 char *data, size_t data_size,
16 char *rdata, size_t *rdata_size); 16 char *rdata, size_t *rdata_size);
17 17
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 9726577cde49..33f179e66bf5 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -648,7 +648,13 @@ static void do_writes(struct mirror_set *ms, struct bio_list *writes)
648 */ 648 */
649 dm_rh_inc_pending(ms->rh, &sync); 649 dm_rh_inc_pending(ms->rh, &sync);
650 dm_rh_inc_pending(ms->rh, &nosync); 650 dm_rh_inc_pending(ms->rh, &nosync);
651 ms->log_failure = dm_rh_flush(ms->rh) ? 1 : 0; 651
652 /*
653 * If the flush fails on a previous call and succeeds here,
654 * we must not reset the log_failure variable. We need
655 * userspace interaction to do that.
656 */
657 ms->log_failure = dm_rh_flush(ms->rh) ? 1 : ms->log_failure;
652 658
653 /* 659 /*
654 * Dispatch io. 660 * Dispatch io.
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index 6e3fe4f14934..d5b2e08750d5 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -106,6 +106,13 @@ struct pstore {
106 void *zero_area; 106 void *zero_area;
107 107
108 /* 108 /*
109 * An area used for header. The header can be written
110 * concurrently with metadata (when invalidating the snapshot),
111 * so it needs a separate buffer.
112 */
113 void *header_area;
114
115 /*
109 * Used to keep track of which metadata area the data in 116 * Used to keep track of which metadata area the data in
110 * 'chunk' refers to. 117 * 'chunk' refers to.
111 */ 118 */
@@ -148,16 +155,27 @@ static int alloc_area(struct pstore *ps)
148 */ 155 */
149 ps->area = vmalloc(len); 156 ps->area = vmalloc(len);
150 if (!ps->area) 157 if (!ps->area)
151 return r; 158 goto err_area;
152 159
153 ps->zero_area = vmalloc(len); 160 ps->zero_area = vmalloc(len);
154 if (!ps->zero_area) { 161 if (!ps->zero_area)
155 vfree(ps->area); 162 goto err_zero_area;
156 return r;
157 }
158 memset(ps->zero_area, 0, len); 163 memset(ps->zero_area, 0, len);
159 164
165 ps->header_area = vmalloc(len);
166 if (!ps->header_area)
167 goto err_header_area;
168
160 return 0; 169 return 0;
170
171err_header_area:
172 vfree(ps->zero_area);
173
174err_zero_area:
175 vfree(ps->area);
176
177err_area:
178 return r;
161} 179}
162 180
163static void free_area(struct pstore *ps) 181static void free_area(struct pstore *ps)
@@ -169,6 +187,10 @@ static void free_area(struct pstore *ps)
169 if (ps->zero_area) 187 if (ps->zero_area)
170 vfree(ps->zero_area); 188 vfree(ps->zero_area);
171 ps->zero_area = NULL; 189 ps->zero_area = NULL;
190
191 if (ps->header_area)
192 vfree(ps->header_area);
193 ps->header_area = NULL;
172} 194}
173 195
174struct mdata_req { 196struct mdata_req {
@@ -188,7 +210,8 @@ static void do_metadata(struct work_struct *work)
188/* 210/*
189 * Read or write a chunk aligned and sized block of data from a device. 211 * Read or write a chunk aligned and sized block of data from a device.
190 */ 212 */
191static int chunk_io(struct pstore *ps, chunk_t chunk, int rw, int metadata) 213static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, int rw,
214 int metadata)
192{ 215{
193 struct dm_io_region where = { 216 struct dm_io_region where = {
194 .bdev = ps->store->cow->bdev, 217 .bdev = ps->store->cow->bdev,
@@ -198,7 +221,7 @@ static int chunk_io(struct pstore *ps, chunk_t chunk, int rw, int metadata)
198 struct dm_io_request io_req = { 221 struct dm_io_request io_req = {
199 .bi_rw = rw, 222 .bi_rw = rw,
200 .mem.type = DM_IO_VMA, 223 .mem.type = DM_IO_VMA,
201 .mem.ptr.vma = ps->area, 224 .mem.ptr.vma = area,
202 .client = ps->io_client, 225 .client = ps->io_client,
203 .notify.fn = NULL, 226 .notify.fn = NULL,
204 }; 227 };
@@ -240,7 +263,7 @@ static int area_io(struct pstore *ps, int rw)
240 263
241 chunk = area_location(ps, ps->current_area); 264 chunk = area_location(ps, ps->current_area);
242 265
243 r = chunk_io(ps, chunk, rw, 0); 266 r = chunk_io(ps, ps->area, chunk, rw, 0);
244 if (r) 267 if (r)
245 return r; 268 return r;
246 269
@@ -254,20 +277,7 @@ static void zero_memory_area(struct pstore *ps)
254 277
255static int zero_disk_area(struct pstore *ps, chunk_t area) 278static int zero_disk_area(struct pstore *ps, chunk_t area)
256{ 279{
257 struct dm_io_region where = { 280 return chunk_io(ps, ps->zero_area, area_location(ps, area), WRITE, 0);
258 .bdev = ps->store->cow->bdev,
259 .sector = ps->store->chunk_size * area_location(ps, area),
260 .count = ps->store->chunk_size,
261 };
262 struct dm_io_request io_req = {
263 .bi_rw = WRITE,
264 .mem.type = DM_IO_VMA,
265 .mem.ptr.vma = ps->zero_area,
266 .client = ps->io_client,
267 .notify.fn = NULL,
268 };
269
270 return dm_io(&io_req, 1, &where, NULL);
271} 281}
272 282
273static int read_header(struct pstore *ps, int *new_snapshot) 283static int read_header(struct pstore *ps, int *new_snapshot)
@@ -276,6 +286,7 @@ static int read_header(struct pstore *ps, int *new_snapshot)
276 struct disk_header *dh; 286 struct disk_header *dh;
277 chunk_t chunk_size; 287 chunk_t chunk_size;
278 int chunk_size_supplied = 1; 288 int chunk_size_supplied = 1;
289 char *chunk_err;
279 290
280 /* 291 /*
281 * Use default chunk size (or hardsect_size, if larger) if none supplied 292 * Use default chunk size (or hardsect_size, if larger) if none supplied
@@ -297,11 +308,11 @@ static int read_header(struct pstore *ps, int *new_snapshot)
297 if (r) 308 if (r)
298 return r; 309 return r;
299 310
300 r = chunk_io(ps, 0, READ, 1); 311 r = chunk_io(ps, ps->header_area, 0, READ, 1);
301 if (r) 312 if (r)
302 goto bad; 313 goto bad;
303 314
304 dh = (struct disk_header *) ps->area; 315 dh = ps->header_area;
305 316
306 if (le32_to_cpu(dh->magic) == 0) { 317 if (le32_to_cpu(dh->magic) == 0) {
307 *new_snapshot = 1; 318 *new_snapshot = 1;
@@ -319,20 +330,25 @@ static int read_header(struct pstore *ps, int *new_snapshot)
319 ps->version = le32_to_cpu(dh->version); 330 ps->version = le32_to_cpu(dh->version);
320 chunk_size = le32_to_cpu(dh->chunk_size); 331 chunk_size = le32_to_cpu(dh->chunk_size);
321 332
322 if (!chunk_size_supplied || ps->store->chunk_size == chunk_size) 333 if (ps->store->chunk_size == chunk_size)
323 return 0; 334 return 0;
324 335
325 DMWARN("chunk size %llu in device metadata overrides " 336 if (chunk_size_supplied)
326 "table chunk size of %llu.", 337 DMWARN("chunk size %llu in device metadata overrides "
327 (unsigned long long)chunk_size, 338 "table chunk size of %llu.",
328 (unsigned long long)ps->store->chunk_size); 339 (unsigned long long)chunk_size,
340 (unsigned long long)ps->store->chunk_size);
329 341
330 /* We had a bogus chunk_size. Fix stuff up. */ 342 /* We had a bogus chunk_size. Fix stuff up. */
331 free_area(ps); 343 free_area(ps);
332 344
333 ps->store->chunk_size = chunk_size; 345 r = dm_exception_store_set_chunk_size(ps->store, chunk_size,
334 ps->store->chunk_mask = chunk_size - 1; 346 &chunk_err);
335 ps->store->chunk_shift = ffs(chunk_size) - 1; 347 if (r) {
348 DMERR("invalid on-disk chunk size %llu: %s.",
349 (unsigned long long)chunk_size, chunk_err);
350 return r;
351 }
336 352
337 r = dm_io_client_resize(sectors_to_pages(ps->store->chunk_size), 353 r = dm_io_client_resize(sectors_to_pages(ps->store->chunk_size),
338 ps->io_client); 354 ps->io_client);
@@ -351,15 +367,15 @@ static int write_header(struct pstore *ps)
351{ 367{
352 struct disk_header *dh; 368 struct disk_header *dh;
353 369
354 memset(ps->area, 0, ps->store->chunk_size << SECTOR_SHIFT); 370 memset(ps->header_area, 0, ps->store->chunk_size << SECTOR_SHIFT);
355 371
356 dh = (struct disk_header *) ps->area; 372 dh = ps->header_area;
357 dh->magic = cpu_to_le32(SNAP_MAGIC); 373 dh->magic = cpu_to_le32(SNAP_MAGIC);
358 dh->valid = cpu_to_le32(ps->valid); 374 dh->valid = cpu_to_le32(ps->valid);
359 dh->version = cpu_to_le32(ps->version); 375 dh->version = cpu_to_le32(ps->version);
360 dh->chunk_size = cpu_to_le32(ps->store->chunk_size); 376 dh->chunk_size = cpu_to_le32(ps->store->chunk_size);
361 377
362 return chunk_io(ps, 0, WRITE, 1); 378 return chunk_io(ps, ps->header_area, 0, WRITE, 1);
363} 379}
364 380
365/* 381/*
@@ -679,6 +695,8 @@ static int persistent_ctr(struct dm_exception_store *store,
679 ps->valid = 1; 695 ps->valid = 1;
680 ps->version = SNAPSHOT_DISK_VERSION; 696 ps->version = SNAPSHOT_DISK_VERSION;
681 ps->area = NULL; 697 ps->area = NULL;
698 ps->zero_area = NULL;
699 ps->header_area = NULL;
682 ps->next_free = 2; /* skipping the header and first area */ 700 ps->next_free = 2; /* skipping the header and first area */
683 ps->current_committed = 0; 701 ps->current_committed = 0;
684 702
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index d573165cd2b7..57f1bf7f3b7a 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1176,6 +1176,15 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
1176 return 0; 1176 return 0;
1177} 1177}
1178 1178
1179static int snapshot_iterate_devices(struct dm_target *ti,
1180 iterate_devices_callout_fn fn, void *data)
1181{
1182 struct dm_snapshot *snap = ti->private;
1183
1184 return fn(ti, snap->origin, 0, ti->len, data);
1185}
1186
1187
1179/*----------------------------------------------------------------- 1188/*-----------------------------------------------------------------
1180 * Origin methods 1189 * Origin methods
1181 *---------------------------------------------------------------*/ 1190 *---------------------------------------------------------------*/
@@ -1410,20 +1419,29 @@ static int origin_status(struct dm_target *ti, status_type_t type, char *result,
1410 return 0; 1419 return 0;
1411} 1420}
1412 1421
1422static int origin_iterate_devices(struct dm_target *ti,
1423 iterate_devices_callout_fn fn, void *data)
1424{
1425 struct dm_dev *dev = ti->private;
1426
1427 return fn(ti, dev, 0, ti->len, data);
1428}
1429
1413static struct target_type origin_target = { 1430static struct target_type origin_target = {
1414 .name = "snapshot-origin", 1431 .name = "snapshot-origin",
1415 .version = {1, 6, 0}, 1432 .version = {1, 7, 0},
1416 .module = THIS_MODULE, 1433 .module = THIS_MODULE,
1417 .ctr = origin_ctr, 1434 .ctr = origin_ctr,
1418 .dtr = origin_dtr, 1435 .dtr = origin_dtr,
1419 .map = origin_map, 1436 .map = origin_map,
1420 .resume = origin_resume, 1437 .resume = origin_resume,
1421 .status = origin_status, 1438 .status = origin_status,
1439 .iterate_devices = origin_iterate_devices,
1422}; 1440};
1423 1441
1424static struct target_type snapshot_target = { 1442static struct target_type snapshot_target = {
1425 .name = "snapshot", 1443 .name = "snapshot",
1426 .version = {1, 6, 0}, 1444 .version = {1, 7, 0},
1427 .module = THIS_MODULE, 1445 .module = THIS_MODULE,
1428 .ctr = snapshot_ctr, 1446 .ctr = snapshot_ctr,
1429 .dtr = snapshot_dtr, 1447 .dtr = snapshot_dtr,
@@ -1431,6 +1449,7 @@ static struct target_type snapshot_target = {
1431 .end_io = snapshot_end_io, 1449 .end_io = snapshot_end_io,
1432 .resume = snapshot_resume, 1450 .resume = snapshot_resume,
1433 .status = snapshot_status, 1451 .status = snapshot_status,
1452 .iterate_devices = snapshot_iterate_devices,
1434}; 1453};
1435 1454
1436static int __init dm_snapshot_init(void) 1455static int __init dm_snapshot_init(void)
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index 4e0e5937e42a..3e563d251733 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -329,9 +329,19 @@ static int stripe_iterate_devices(struct dm_target *ti,
329 return ret; 329 return ret;
330} 330}
331 331
332static void stripe_io_hints(struct dm_target *ti,
333 struct queue_limits *limits)
334{
335 struct stripe_c *sc = ti->private;
336 unsigned chunk_size = (sc->chunk_mask + 1) << 9;
337
338 blk_limits_io_min(limits, chunk_size);
339 limits->io_opt = chunk_size * sc->stripes;
340}
341
332static struct target_type stripe_target = { 342static struct target_type stripe_target = {
333 .name = "striped", 343 .name = "striped",
334 .version = {1, 2, 0}, 344 .version = {1, 3, 0},
335 .module = THIS_MODULE, 345 .module = THIS_MODULE,
336 .ctr = stripe_ctr, 346 .ctr = stripe_ctr,
337 .dtr = stripe_dtr, 347 .dtr = stripe_dtr,
@@ -339,6 +349,7 @@ static struct target_type stripe_target = {
339 .end_io = stripe_end_io, 349 .end_io = stripe_end_io,
340 .status = stripe_status, 350 .status = stripe_status,
341 .iterate_devices = stripe_iterate_devices, 351 .iterate_devices = stripe_iterate_devices,
352 .io_hints = stripe_io_hints,
342}; 353};
343 354
344int __init dm_stripe_init(void) 355int __init dm_stripe_init(void)
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index d952b3441913..1a6cb3c7822e 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -343,10 +343,10 @@ static void close_dev(struct dm_dev_internal *d, struct mapped_device *md)
343} 343}
344 344
345/* 345/*
346 * If possible, this checks an area of a destination device is valid. 346 * If possible, this checks an area of a destination device is invalid.
347 */ 347 */
348static int device_area_is_valid(struct dm_target *ti, struct dm_dev *dev, 348static int device_area_is_invalid(struct dm_target *ti, struct dm_dev *dev,
349 sector_t start, sector_t len, void *data) 349 sector_t start, sector_t len, void *data)
350{ 350{
351 struct queue_limits *limits = data; 351 struct queue_limits *limits = data;
352 struct block_device *bdev = dev->bdev; 352 struct block_device *bdev = dev->bdev;
@@ -357,36 +357,40 @@ static int device_area_is_valid(struct dm_target *ti, struct dm_dev *dev,
357 char b[BDEVNAME_SIZE]; 357 char b[BDEVNAME_SIZE];
358 358
359 if (!dev_size) 359 if (!dev_size)
360 return 1; 360 return 0;
361 361
362 if ((start >= dev_size) || (start + len > dev_size)) { 362 if ((start >= dev_size) || (start + len > dev_size)) {
363 DMWARN("%s: %s too small for target", 363 DMWARN("%s: %s too small for target: "
364 dm_device_name(ti->table->md), bdevname(bdev, b)); 364 "start=%llu, len=%llu, dev_size=%llu",
365 return 0; 365 dm_device_name(ti->table->md), bdevname(bdev, b),
366 (unsigned long long)start,
367 (unsigned long long)len,
368 (unsigned long long)dev_size);
369 return 1;
366 } 370 }
367 371
368 if (logical_block_size_sectors <= 1) 372 if (logical_block_size_sectors <= 1)
369 return 1; 373 return 0;
370 374
371 if (start & (logical_block_size_sectors - 1)) { 375 if (start & (logical_block_size_sectors - 1)) {
372 DMWARN("%s: start=%llu not aligned to h/w " 376 DMWARN("%s: start=%llu not aligned to h/w "
373 "logical block size %hu of %s", 377 "logical block size %u of %s",
374 dm_device_name(ti->table->md), 378 dm_device_name(ti->table->md),
375 (unsigned long long)start, 379 (unsigned long long)start,
376 limits->logical_block_size, bdevname(bdev, b)); 380 limits->logical_block_size, bdevname(bdev, b));
377 return 0; 381 return 1;
378 } 382 }
379 383
380 if (len & (logical_block_size_sectors - 1)) { 384 if (len & (logical_block_size_sectors - 1)) {
381 DMWARN("%s: len=%llu not aligned to h/w " 385 DMWARN("%s: len=%llu not aligned to h/w "
382 "logical block size %hu of %s", 386 "logical block size %u of %s",
383 dm_device_name(ti->table->md), 387 dm_device_name(ti->table->md),
384 (unsigned long long)len, 388 (unsigned long long)len,
385 limits->logical_block_size, bdevname(bdev, b)); 389 limits->logical_block_size, bdevname(bdev, b));
386 return 0; 390 return 1;
387 } 391 }
388 392
389 return 1; 393 return 0;
390} 394}
391 395
392/* 396/*
@@ -496,8 +500,15 @@ int dm_set_device_limits(struct dm_target *ti, struct dm_dev *dev,
496 } 500 }
497 501
498 if (blk_stack_limits(limits, &q->limits, start << 9) < 0) 502 if (blk_stack_limits(limits, &q->limits, start << 9) < 0)
499 DMWARN("%s: target device %s is misaligned", 503 DMWARN("%s: target device %s is misaligned: "
500 dm_device_name(ti->table->md), bdevname(bdev, b)); 504 "physical_block_size=%u, logical_block_size=%u, "
505 "alignment_offset=%u, start=%llu",
506 dm_device_name(ti->table->md), bdevname(bdev, b),
507 q->limits.physical_block_size,
508 q->limits.logical_block_size,
509 q->limits.alignment_offset,
510 (unsigned long long) start << 9);
511
501 512
502 /* 513 /*
503 * Check if merge fn is supported. 514 * Check if merge fn is supported.
@@ -698,7 +709,7 @@ static int validate_hardware_logical_block_alignment(struct dm_table *table,
698 709
699 if (remaining) { 710 if (remaining) {
700 DMWARN("%s: table line %u (start sect %llu len %llu) " 711 DMWARN("%s: table line %u (start sect %llu len %llu) "
701 "not aligned to h/w logical block size %hu", 712 "not aligned to h/w logical block size %u",
702 dm_device_name(table->md), i, 713 dm_device_name(table->md), i,
703 (unsigned long long) ti->begin, 714 (unsigned long long) ti->begin,
704 (unsigned long long) ti->len, 715 (unsigned long long) ti->len,
@@ -996,12 +1007,16 @@ int dm_calculate_queue_limits(struct dm_table *table,
996 ti->type->iterate_devices(ti, dm_set_device_limits, 1007 ti->type->iterate_devices(ti, dm_set_device_limits,
997 &ti_limits); 1008 &ti_limits);
998 1009
1010 /* Set I/O hints portion of queue limits */
1011 if (ti->type->io_hints)
1012 ti->type->io_hints(ti, &ti_limits);
1013
999 /* 1014 /*
1000 * Check each device area is consistent with the target's 1015 * Check each device area is consistent with the target's
1001 * overall queue limits. 1016 * overall queue limits.
1002 */ 1017 */
1003 if (!ti->type->iterate_devices(ti, device_area_is_valid, 1018 if (ti->type->iterate_devices(ti, device_area_is_invalid,
1004 &ti_limits)) 1019 &ti_limits))
1005 return -EINVAL; 1020 return -EINVAL;
1006 1021
1007combine_limits: 1022combine_limits:
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 8a311ea0d441..b4845b14740d 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -738,16 +738,22 @@ static void rq_completed(struct mapped_device *md, int run_queue)
738 dm_put(md); 738 dm_put(md);
739} 739}
740 740
741static void free_rq_clone(struct request *clone)
742{
743 struct dm_rq_target_io *tio = clone->end_io_data;
744
745 blk_rq_unprep_clone(clone);
746 free_rq_tio(tio);
747}
748
741static void dm_unprep_request(struct request *rq) 749static void dm_unprep_request(struct request *rq)
742{ 750{
743 struct request *clone = rq->special; 751 struct request *clone = rq->special;
744 struct dm_rq_target_io *tio = clone->end_io_data;
745 752
746 rq->special = NULL; 753 rq->special = NULL;
747 rq->cmd_flags &= ~REQ_DONTPREP; 754 rq->cmd_flags &= ~REQ_DONTPREP;
748 755
749 blk_rq_unprep_clone(clone); 756 free_rq_clone(clone);
750 free_rq_tio(tio);
751} 757}
752 758
753/* 759/*
@@ -825,8 +831,7 @@ static void dm_end_request(struct request *clone, int error)
825 rq->sense_len = clone->sense_len; 831 rq->sense_len = clone->sense_len;
826 } 832 }
827 833
828 BUG_ON(clone->bio); 834 free_rq_clone(clone);
829 free_rq_tio(tio);
830 835
831 blk_end_request_all(rq, error); 836 blk_end_request_all(rq, error);
832 837
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index ae5fe91867e1..10ed195c0c1c 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -736,7 +736,7 @@ static int __devinit m25p_probe(struct spi_device *spi)
736 flash->partitioned = 1; 736 flash->partitioned = 1;
737 return add_mtd_partitions(&flash->mtd, parts, nr_parts); 737 return add_mtd_partitions(&flash->mtd, parts, nr_parts);
738 } 738 }
739 } else if (data->nr_parts) 739 } else if (data && data->nr_parts)
740 dev_warn(&spi->dev, "ignoring %d default partitions on %s\n", 740 dev_warn(&spi->dev, "ignoring %d default partitions on %s\n",
741 data->nr_parts, data->name); 741 data->nr_parts, data->name);
742 742
diff --git a/drivers/mtd/nftlcore.c b/drivers/mtd/nftlcore.c
index fb86cacd5bdb..1002e1882996 100644
--- a/drivers/mtd/nftlcore.c
+++ b/drivers/mtd/nftlcore.c
@@ -135,16 +135,17 @@ static void nftl_remove_dev(struct mtd_blktrans_dev *dev)
135int nftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len, 135int nftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len,
136 size_t *retlen, uint8_t *buf) 136 size_t *retlen, uint8_t *buf)
137{ 137{
138 loff_t mask = mtd->writesize - 1;
138 struct mtd_oob_ops ops; 139 struct mtd_oob_ops ops;
139 int res; 140 int res;
140 141
141 ops.mode = MTD_OOB_PLACE; 142 ops.mode = MTD_OOB_PLACE;
142 ops.ooboffs = offs & (mtd->writesize - 1); 143 ops.ooboffs = offs & mask;
143 ops.ooblen = len; 144 ops.ooblen = len;
144 ops.oobbuf = buf; 145 ops.oobbuf = buf;
145 ops.datbuf = NULL; 146 ops.datbuf = NULL;
146 147
147 res = mtd->read_oob(mtd, offs & ~(mtd->writesize - 1), &ops); 148 res = mtd->read_oob(mtd, offs & ~mask, &ops);
148 *retlen = ops.oobretlen; 149 *retlen = ops.oobretlen;
149 return res; 150 return res;
150} 151}
@@ -155,16 +156,17 @@ int nftl_read_oob(struct mtd_info *mtd, loff_t offs, size_t len,
155int nftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len, 156int nftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len,
156 size_t *retlen, uint8_t *buf) 157 size_t *retlen, uint8_t *buf)
157{ 158{
159 loff_t mask = mtd->writesize - 1;
158 struct mtd_oob_ops ops; 160 struct mtd_oob_ops ops;
159 int res; 161 int res;
160 162
161 ops.mode = MTD_OOB_PLACE; 163 ops.mode = MTD_OOB_PLACE;
162 ops.ooboffs = offs & (mtd->writesize - 1); 164 ops.ooboffs = offs & mask;
163 ops.ooblen = len; 165 ops.ooblen = len;
164 ops.oobbuf = buf; 166 ops.oobbuf = buf;
165 ops.datbuf = NULL; 167 ops.datbuf = NULL;
166 168
167 res = mtd->write_oob(mtd, offs & ~(mtd->writesize - 1), &ops); 169 res = mtd->write_oob(mtd, offs & ~mask, &ops);
168 *retlen = ops.oobretlen; 170 *retlen = ops.oobretlen;
169 return res; 171 return res;
170} 172}
@@ -177,17 +179,18 @@ int nftl_write_oob(struct mtd_info *mtd, loff_t offs, size_t len,
177static int nftl_write(struct mtd_info *mtd, loff_t offs, size_t len, 179static int nftl_write(struct mtd_info *mtd, loff_t offs, size_t len,
178 size_t *retlen, uint8_t *buf, uint8_t *oob) 180 size_t *retlen, uint8_t *buf, uint8_t *oob)
179{ 181{
182 loff_t mask = mtd->writesize - 1;
180 struct mtd_oob_ops ops; 183 struct mtd_oob_ops ops;
181 int res; 184 int res;
182 185
183 ops.mode = MTD_OOB_PLACE; 186 ops.mode = MTD_OOB_PLACE;
184 ops.ooboffs = offs; 187 ops.ooboffs = offs & mask;
185 ops.ooblen = mtd->oobsize; 188 ops.ooblen = mtd->oobsize;
186 ops.oobbuf = oob; 189 ops.oobbuf = oob;
187 ops.datbuf = buf; 190 ops.datbuf = buf;
188 ops.len = len; 191 ops.len = len;
189 192
190 res = mtd->write_oob(mtd, offs & ~(mtd->writesize - 1), &ops); 193 res = mtd->write_oob(mtd, offs & ~mask, &ops);
191 *retlen = ops.retlen; 194 *retlen = ops.retlen;
192 return res; 195 return res;
193} 196}
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index e212f2c5448b..a00ec639c380 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -491,6 +491,7 @@ static int gfar_remove(struct of_device *ofdev)
491 491
492 dev_set_drvdata(&ofdev->dev, NULL); 492 dev_set_drvdata(&ofdev->dev, NULL);
493 493
494 unregister_netdev(priv->ndev);
494 iounmap(priv->regs); 495 iounmap(priv->regs);
495 free_netdev(priv->ndev); 496 free_netdev(priv->ndev);
496 497
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 6dcac73b4d29..f593fbbb4e52 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -2874,45 +2874,27 @@ static int ipw_fw_dma_add_command_block(struct ipw_priv *priv,
2874 return 0; 2874 return 0;
2875} 2875}
2876 2876
2877static int ipw_fw_dma_add_buffer(struct ipw_priv *priv, 2877static int ipw_fw_dma_add_buffer(struct ipw_priv *priv, dma_addr_t *src_address,
2878 u32 src_phys, u32 dest_address, u32 length) 2878 int nr, u32 dest_address, u32 len)
2879{ 2879{
2880 u32 bytes_left = length; 2880 int ret, i;
2881 u32 src_offset = 0; 2881 u32 size;
2882 u32 dest_offset = 0; 2882
2883 int status = 0;
2884 IPW_DEBUG_FW(">> \n"); 2883 IPW_DEBUG_FW(">> \n");
2885 IPW_DEBUG_FW_INFO("src_phys=0x%x dest_address=0x%x length=0x%x\n", 2884 IPW_DEBUG_FW_INFO("nr=%d dest_address=0x%x len=0x%x\n",
2886 src_phys, dest_address, length); 2885 nr, dest_address, len);
2887 while (bytes_left > CB_MAX_LENGTH) { 2886
2888 status = ipw_fw_dma_add_command_block(priv, 2887 for (i = 0; i < nr; i++) {
2889 src_phys + src_offset, 2888 size = min_t(u32, len - i * CB_MAX_LENGTH, CB_MAX_LENGTH);
2890 dest_address + 2889 ret = ipw_fw_dma_add_command_block(priv, src_address[i],
2891 dest_offset, 2890 dest_address +
2892 CB_MAX_LENGTH, 0, 0); 2891 i * CB_MAX_LENGTH, size,
2893 if (status) { 2892 0, 0);
2893 if (ret) {
2894 IPW_DEBUG_FW_INFO(": Failed\n"); 2894 IPW_DEBUG_FW_INFO(": Failed\n");
2895 return -1; 2895 return -1;
2896 } else 2896 } else
2897 IPW_DEBUG_FW_INFO(": Added new cb\n"); 2897 IPW_DEBUG_FW_INFO(": Added new cb\n");
2898
2899 src_offset += CB_MAX_LENGTH;
2900 dest_offset += CB_MAX_LENGTH;
2901 bytes_left -= CB_MAX_LENGTH;
2902 }
2903
2904 /* add the buffer tail */
2905 if (bytes_left > 0) {
2906 status =
2907 ipw_fw_dma_add_command_block(priv, src_phys + src_offset,
2908 dest_address + dest_offset,
2909 bytes_left, 0, 0);
2910 if (status) {
2911 IPW_DEBUG_FW_INFO(": Failed on the buffer tail\n");
2912 return -1;
2913 } else
2914 IPW_DEBUG_FW_INFO
2915 (": Adding new cb - the buffer tail\n");
2916 } 2898 }
2917 2899
2918 IPW_DEBUG_FW("<< \n"); 2900 IPW_DEBUG_FW("<< \n");
@@ -3160,59 +3142,91 @@ static int ipw_load_ucode(struct ipw_priv *priv, u8 * data, size_t len)
3160 3142
3161static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len) 3143static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len)
3162{ 3144{
3163 int rc = -1; 3145 int ret = -1;
3164 int offset = 0; 3146 int offset = 0;
3165 struct fw_chunk *chunk; 3147 struct fw_chunk *chunk;
3166 dma_addr_t shared_phys; 3148 int total_nr = 0;
3167 u8 *shared_virt; 3149 int i;
3150 struct pci_pool *pool;
3151 u32 *virts[CB_NUMBER_OF_ELEMENTS_SMALL];
3152 dma_addr_t phys[CB_NUMBER_OF_ELEMENTS_SMALL];
3168 3153
3169 IPW_DEBUG_TRACE("<< : \n"); 3154 IPW_DEBUG_TRACE("<< : \n");
3170 shared_virt = pci_alloc_consistent(priv->pci_dev, len, &shared_phys);
3171 3155
3172 if (!shared_virt) 3156 pool = pci_pool_create("ipw2200", priv->pci_dev, CB_MAX_LENGTH, 0, 0);
3157 if (!pool) {
3158 IPW_ERROR("pci_pool_create failed\n");
3173 return -ENOMEM; 3159 return -ENOMEM;
3174 3160 }
3175 memmove(shared_virt, data, len);
3176 3161
3177 /* Start the Dma */ 3162 /* Start the Dma */
3178 rc = ipw_fw_dma_enable(priv); 3163 ret = ipw_fw_dma_enable(priv);
3179 3164
3180 /* the DMA is already ready this would be a bug. */ 3165 /* the DMA is already ready this would be a bug. */
3181 BUG_ON(priv->sram_desc.last_cb_index > 0); 3166 BUG_ON(priv->sram_desc.last_cb_index > 0);
3182 3167
3183 do { 3168 do {
3169 u32 chunk_len;
3170 u8 *start;
3171 int size;
3172 int nr = 0;
3173
3184 chunk = (struct fw_chunk *)(data + offset); 3174 chunk = (struct fw_chunk *)(data + offset);
3185 offset += sizeof(struct fw_chunk); 3175 offset += sizeof(struct fw_chunk);
3176 chunk_len = le32_to_cpu(chunk->length);
3177 start = data + offset;
3178
3179 nr = (chunk_len + CB_MAX_LENGTH - 1) / CB_MAX_LENGTH;
3180 for (i = 0; i < nr; i++) {
3181 virts[total_nr] = pci_pool_alloc(pool, GFP_KERNEL,
3182 &phys[total_nr]);
3183 if (!virts[total_nr]) {
3184 ret = -ENOMEM;
3185 goto out;
3186 }
3187 size = min_t(u32, chunk_len - i * CB_MAX_LENGTH,
3188 CB_MAX_LENGTH);
3189 memcpy(virts[total_nr], start, size);
3190 start += size;
3191 total_nr++;
3192 /* We don't support fw chunk larger than 64*8K */
3193 BUG_ON(total_nr > CB_NUMBER_OF_ELEMENTS_SMALL);
3194 }
3195
3186 /* build DMA packet and queue up for sending */ 3196 /* build DMA packet and queue up for sending */
3187 /* dma to chunk->address, the chunk->length bytes from data + 3197 /* dma to chunk->address, the chunk->length bytes from data +
3188 * offeset*/ 3198 * offeset*/
3189 /* Dma loading */ 3199 /* Dma loading */
3190 rc = ipw_fw_dma_add_buffer(priv, shared_phys + offset, 3200 ret = ipw_fw_dma_add_buffer(priv, &phys[total_nr - nr],
3191 le32_to_cpu(chunk->address), 3201 nr, le32_to_cpu(chunk->address),
3192 le32_to_cpu(chunk->length)); 3202 chunk_len);
3193 if (rc) { 3203 if (ret) {
3194 IPW_DEBUG_INFO("dmaAddBuffer Failed\n"); 3204 IPW_DEBUG_INFO("dmaAddBuffer Failed\n");
3195 goto out; 3205 goto out;
3196 } 3206 }
3197 3207
3198 offset += le32_to_cpu(chunk->length); 3208 offset += chunk_len;
3199 } while (offset < len); 3209 } while (offset < len);
3200 3210
3201 /* Run the DMA and wait for the answer */ 3211 /* Run the DMA and wait for the answer */
3202 rc = ipw_fw_dma_kick(priv); 3212 ret = ipw_fw_dma_kick(priv);
3203 if (rc) { 3213 if (ret) {
3204 IPW_ERROR("dmaKick Failed\n"); 3214 IPW_ERROR("dmaKick Failed\n");
3205 goto out; 3215 goto out;
3206 } 3216 }
3207 3217
3208 rc = ipw_fw_dma_wait(priv); 3218 ret = ipw_fw_dma_wait(priv);
3209 if (rc) { 3219 if (ret) {
3210 IPW_ERROR("dmaWaitSync Failed\n"); 3220 IPW_ERROR("dmaWaitSync Failed\n");
3211 goto out; 3221 goto out;
3212 } 3222 }
3213 out: 3223 out:
3214 pci_free_consistent(priv->pci_dev, len, shared_virt, shared_phys); 3224 for (i = 0; i < total_nr; i++)
3215 return rc; 3225 pci_pool_free(pool, virts[i], phys[i]);
3226
3227 pci_pool_destroy(pool);
3228
3229 return ret;
3216} 3230}
3217 3231
3218/* stop nic */ 3232/* stop nic */
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index e3a87210e947..e03fe98f0619 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -598,6 +598,29 @@ int pci_iov_resource_bar(struct pci_dev *dev, int resno,
598} 598}
599 599
600/** 600/**
601 * pci_sriov_resource_alignment - get resource alignment for VF BAR
602 * @dev: the PCI device
603 * @resno: the resource number
604 *
605 * Returns the alignment of the VF BAR found in the SR-IOV capability.
606 * This is not the same as the resource size which is defined as
607 * the VF BAR size multiplied by the number of VFs. The alignment
608 * is just the VF BAR size.
609 */
610int pci_sriov_resource_alignment(struct pci_dev *dev, int resno)
611{
612 struct resource tmp;
613 enum pci_bar_type type;
614 int reg = pci_iov_resource_bar(dev, resno, &type);
615
616 if (!reg)
617 return 0;
618
619 __pci_read_base(dev, type, &tmp, reg);
620 return resource_alignment(&tmp);
621}
622
623/**
601 * pci_restore_iov_state - restore the state of the IOV capability 624 * pci_restore_iov_state - restore the state of the IOV capability
602 * @dev: the PCI device 625 * @dev: the PCI device
603 */ 626 */
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index f73bcbedf37c..5ff4d25bf0e9 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -243,6 +243,7 @@ extern int pci_iov_init(struct pci_dev *dev);
243extern void pci_iov_release(struct pci_dev *dev); 243extern void pci_iov_release(struct pci_dev *dev);
244extern int pci_iov_resource_bar(struct pci_dev *dev, int resno, 244extern int pci_iov_resource_bar(struct pci_dev *dev, int resno,
245 enum pci_bar_type *type); 245 enum pci_bar_type *type);
246extern int pci_sriov_resource_alignment(struct pci_dev *dev, int resno);
246extern void pci_restore_iov_state(struct pci_dev *dev); 247extern void pci_restore_iov_state(struct pci_dev *dev);
247extern int pci_iov_bus_range(struct pci_bus *bus); 248extern int pci_iov_bus_range(struct pci_bus *bus);
248 249
@@ -298,4 +299,16 @@ static inline int pci_ats_enabled(struct pci_dev *dev)
298} 299}
299#endif /* CONFIG_PCI_IOV */ 300#endif /* CONFIG_PCI_IOV */
300 301
302static inline int pci_resource_alignment(struct pci_dev *dev,
303 struct resource *res)
304{
305#ifdef CONFIG_PCI_IOV
306 int resno = res - dev->resource;
307
308 if (resno >= PCI_IOV_RESOURCES && resno <= PCI_IOV_RESOURCE_END)
309 return pci_sriov_resource_alignment(dev, resno);
310#endif
311 return resource_alignment(res);
312}
313
301#endif /* DRIVERS_PCI_H */ 314#endif /* DRIVERS_PCI_H */
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index b636e245445d..7c443b4583ab 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -25,7 +25,7 @@
25#include <linux/ioport.h> 25#include <linux/ioport.h>
26#include <linux/cache.h> 26#include <linux/cache.h>
27#include <linux/slab.h> 27#include <linux/slab.h>
28 28#include "pci.h"
29 29
30static void pbus_assign_resources_sorted(const struct pci_bus *bus) 30static void pbus_assign_resources_sorted(const struct pci_bus *bus)
31{ 31{
@@ -384,7 +384,7 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long
384 continue; 384 continue;
385 r_size = resource_size(r); 385 r_size = resource_size(r);
386 /* For bridges size != alignment */ 386 /* For bridges size != alignment */
387 align = resource_alignment(r); 387 align = pci_resource_alignment(dev, r);
388 order = __ffs(align) - 20; 388 order = __ffs(align) - 20;
389 if (order > 11) { 389 if (order > 11) {
390 dev_warn(&dev->dev, "BAR %d bad alignment %llx: " 390 dev_warn(&dev->dev, "BAR %d bad alignment %llx: "
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 1898c7b47907..88cdd1a937d6 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -144,7 +144,7 @@ static int __pci_assign_resource(struct pci_bus *bus, struct pci_dev *dev,
144 144
145 size = resource_size(res); 145 size = resource_size(res);
146 min = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM; 146 min = (res->flags & IORESOURCE_IO) ? PCIBIOS_MIN_IO : PCIBIOS_MIN_MEM;
147 align = resource_alignment(res); 147 align = pci_resource_alignment(dev, res);
148 148
149 /* First, try exact prefetching match.. */ 149 /* First, try exact prefetching match.. */
150 ret = pci_bus_alloc_resource(bus, res, size, align, min, 150 ret = pci_bus_alloc_resource(bus, res, size, align, min,
@@ -178,7 +178,7 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
178 struct pci_bus *bus; 178 struct pci_bus *bus;
179 int ret; 179 int ret;
180 180
181 align = resource_alignment(res); 181 align = pci_resource_alignment(dev, res);
182 if (!align) { 182 if (!align) {
183 dev_info(&dev->dev, "BAR %d: can't allocate resource (bogus " 183 dev_info(&dev->dev, "BAR %d: can't allocate resource (bogus "
184 "alignment) %pR flags %#lx\n", 184 "alignment) %pR flags %#lx\n",
@@ -259,7 +259,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
259 if (!(r->flags) || r->parent) 259 if (!(r->flags) || r->parent)
260 continue; 260 continue;
261 261
262 r_align = resource_alignment(r); 262 r_align = pci_resource_alignment(dev, r);
263 if (!r_align) { 263 if (!r_align) {
264 dev_warn(&dev->dev, "BAR %d: bogus alignment " 264 dev_warn(&dev->dev, "BAR %d: bogus alignment "
265 "%pR flags %#lx\n", 265 "%pR flags %#lx\n",
@@ -271,7 +271,7 @@ void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
271 struct resource_list *ln = list->next; 271 struct resource_list *ln = list->next;
272 272
273 if (ln) 273 if (ln)
274 align = resource_alignment(ln->res); 274 align = pci_resource_alignment(ln->dev, ln->res);
275 275
276 if (r_align > align) { 276 if (r_align > align) {
277 tmp = kmalloc(sizeof(*tmp), GFP_KERNEL); 277 tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
diff --git a/fs/compat.c b/fs/compat.c
index 94502dab972a..6d6f98fe64a0 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -1485,20 +1485,15 @@ int compat_do_execve(char * filename,
1485 if (!bprm) 1485 if (!bprm)
1486 goto out_files; 1486 goto out_files;
1487 1487
1488 retval = -ERESTARTNOINTR; 1488 retval = prepare_bprm_creds(bprm);
1489 if (mutex_lock_interruptible(&current->cred_guard_mutex)) 1489 if (retval)
1490 goto out_free; 1490 goto out_free;
1491 current->in_execve = 1;
1492
1493 retval = -ENOMEM;
1494 bprm->cred = prepare_exec_creds();
1495 if (!bprm->cred)
1496 goto out_unlock;
1497 1491
1498 retval = check_unsafe_exec(bprm); 1492 retval = check_unsafe_exec(bprm);
1499 if (retval < 0) 1493 if (retval < 0)
1500 goto out_unlock; 1494 goto out_free;
1501 clear_in_exec = retval; 1495 clear_in_exec = retval;
1496 current->in_execve = 1;
1502 1497
1503 file = open_exec(filename); 1498 file = open_exec(filename);
1504 retval = PTR_ERR(file); 1499 retval = PTR_ERR(file);
@@ -1547,7 +1542,6 @@ int compat_do_execve(char * filename,
1547 /* execve succeeded */ 1542 /* execve succeeded */
1548 current->fs->in_exec = 0; 1543 current->fs->in_exec = 0;
1549 current->in_execve = 0; 1544 current->in_execve = 0;
1550 mutex_unlock(&current->cred_guard_mutex);
1551 acct_update_integrals(current); 1545 acct_update_integrals(current);
1552 free_bprm(bprm); 1546 free_bprm(bprm);
1553 if (displaced) 1547 if (displaced)
@@ -1567,10 +1561,7 @@ out_file:
1567out_unmark: 1561out_unmark:
1568 if (clear_in_exec) 1562 if (clear_in_exec)
1569 current->fs->in_exec = 0; 1563 current->fs->in_exec = 0;
1570
1571out_unlock:
1572 current->in_execve = 0; 1564 current->in_execve = 0;
1573 mutex_unlock(&current->cred_guard_mutex);
1574 1565
1575out_free: 1566out_free:
1576 free_bprm(bprm); 1567 free_bprm(bprm);
diff --git a/fs/exec.c b/fs/exec.c
index fb4f3cdda78c..172ceb6edde4 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1016,6 +1016,35 @@ out:
1016EXPORT_SYMBOL(flush_old_exec); 1016EXPORT_SYMBOL(flush_old_exec);
1017 1017
1018/* 1018/*
1019 * Prepare credentials and lock ->cred_guard_mutex.
1020 * install_exec_creds() commits the new creds and drops the lock.
1021 * Or, if exec fails before, free_bprm() should release ->cred and
1022 * and unlock.
1023 */
1024int prepare_bprm_creds(struct linux_binprm *bprm)
1025{
1026 if (mutex_lock_interruptible(&current->cred_guard_mutex))
1027 return -ERESTARTNOINTR;
1028
1029 bprm->cred = prepare_exec_creds();
1030 if (likely(bprm->cred))
1031 return 0;
1032
1033 mutex_unlock(&current->cred_guard_mutex);
1034 return -ENOMEM;
1035}
1036
1037void free_bprm(struct linux_binprm *bprm)
1038{
1039 free_arg_pages(bprm);
1040 if (bprm->cred) {
1041 mutex_unlock(&current->cred_guard_mutex);
1042 abort_creds(bprm->cred);
1043 }
1044 kfree(bprm);
1045}
1046
1047/*
1019 * install the new credentials for this executable 1048 * install the new credentials for this executable
1020 */ 1049 */
1021void install_exec_creds(struct linux_binprm *bprm) 1050void install_exec_creds(struct linux_binprm *bprm)
@@ -1024,12 +1053,13 @@ void install_exec_creds(struct linux_binprm *bprm)
1024 1053
1025 commit_creds(bprm->cred); 1054 commit_creds(bprm->cred);
1026 bprm->cred = NULL; 1055 bprm->cred = NULL;
1027 1056 /*
1028 /* cred_guard_mutex must be held at least to this point to prevent 1057 * cred_guard_mutex must be held at least to this point to prevent
1029 * ptrace_attach() from altering our determination of the task's 1058 * ptrace_attach() from altering our determination of the task's
1030 * credentials; any time after this it may be unlocked */ 1059 * credentials; any time after this it may be unlocked.
1031 1060 */
1032 security_bprm_committed_creds(bprm); 1061 security_bprm_committed_creds(bprm);
1062 mutex_unlock(&current->cred_guard_mutex);
1033} 1063}
1034EXPORT_SYMBOL(install_exec_creds); 1064EXPORT_SYMBOL(install_exec_creds);
1035 1065
@@ -1246,14 +1276,6 @@ int search_binary_handler(struct linux_binprm *bprm,struct pt_regs *regs)
1246 1276
1247EXPORT_SYMBOL(search_binary_handler); 1277EXPORT_SYMBOL(search_binary_handler);
1248 1278
1249void free_bprm(struct linux_binprm *bprm)
1250{
1251 free_arg_pages(bprm);
1252 if (bprm->cred)
1253 abort_creds(bprm->cred);
1254 kfree(bprm);
1255}
1256
1257/* 1279/*
1258 * sys_execve() executes a new program. 1280 * sys_execve() executes a new program.
1259 */ 1281 */
@@ -1277,20 +1299,15 @@ int do_execve(char * filename,
1277 if (!bprm) 1299 if (!bprm)
1278 goto out_files; 1300 goto out_files;
1279 1301
1280 retval = -ERESTARTNOINTR; 1302 retval = prepare_bprm_creds(bprm);
1281 if (mutex_lock_interruptible(&current->cred_guard_mutex)) 1303 if (retval)
1282 goto out_free; 1304 goto out_free;
1283 current->in_execve = 1;
1284
1285 retval = -ENOMEM;
1286 bprm->cred = prepare_exec_creds();
1287 if (!bprm->cred)
1288 goto out_unlock;
1289 1305
1290 retval = check_unsafe_exec(bprm); 1306 retval = check_unsafe_exec(bprm);
1291 if (retval < 0) 1307 if (retval < 0)
1292 goto out_unlock; 1308 goto out_free;
1293 clear_in_exec = retval; 1309 clear_in_exec = retval;
1310 current->in_execve = 1;
1294 1311
1295 file = open_exec(filename); 1312 file = open_exec(filename);
1296 retval = PTR_ERR(file); 1313 retval = PTR_ERR(file);
@@ -1340,7 +1357,6 @@ int do_execve(char * filename,
1340 /* execve succeeded */ 1357 /* execve succeeded */
1341 current->fs->in_exec = 0; 1358 current->fs->in_exec = 0;
1342 current->in_execve = 0; 1359 current->in_execve = 0;
1343 mutex_unlock(&current->cred_guard_mutex);
1344 acct_update_integrals(current); 1360 acct_update_integrals(current);
1345 free_bprm(bprm); 1361 free_bprm(bprm);
1346 if (displaced) 1362 if (displaced)
@@ -1360,10 +1376,7 @@ out_file:
1360out_unmark: 1376out_unmark:
1361 if (clear_in_exec) 1377 if (clear_in_exec)
1362 current->fs->in_exec = 0; 1378 current->fs->in_exec = 0;
1363
1364out_unlock:
1365 current->in_execve = 0; 1379 current->in_execve = 0;
1366 mutex_unlock(&current->cred_guard_mutex);
1367 1380
1368out_free: 1381out_free:
1369 free_bprm(bprm); 1382 free_bprm(bprm);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index e1dedb0f7873..78d9b925fc94 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -362,6 +362,10 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
362 if (dir_de) { 362 if (dir_de) {
363 if (old_dir != new_dir) 363 if (old_dir != new_dir)
364 ext2_set_link(old_inode, dir_de, dir_page, new_dir, 0); 364 ext2_set_link(old_inode, dir_de, dir_page, new_dir, 0);
365 else {
366 kunmap(dir_page);
367 page_cache_release(dir_page);
368 }
365 inode_dec_link_count(old_dir); 369 inode_dec_link_count(old_dir);
366 } 370 }
367 return 0; 371 return 0;
diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c
index d9a721e6db70..5ef7bac265e5 100644
--- a/fs/jffs2/wbuf.c
+++ b/fs/jffs2/wbuf.c
@@ -1268,10 +1268,20 @@ int jffs2_nor_wbuf_flash_setup(struct jffs2_sb_info *c) {
1268 if (!c->wbuf) 1268 if (!c->wbuf)
1269 return -ENOMEM; 1269 return -ENOMEM;
1270 1270
1271#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY
1272 c->wbuf_verify = kmalloc(c->wbuf_pagesize, GFP_KERNEL);
1273 if (!c->wbuf_verify) {
1274 kfree(c->wbuf);
1275 return -ENOMEM;
1276 }
1277#endif
1271 return 0; 1278 return 0;
1272} 1279}
1273 1280
1274void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c) { 1281void jffs2_nor_wbuf_flash_cleanup(struct jffs2_sb_info *c) {
1282#ifdef CONFIG_JFFS2_FS_WBUF_VERIFY
1283 kfree(c->wbuf_verify);
1284#endif
1275 kfree(c->wbuf); 1285 kfree(c->wbuf);
1276} 1286}
1277 1287
diff --git a/fs/namei.c b/fs/namei.c
index f3c5b278895a..1f13751693a5 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1542,28 +1542,31 @@ int may_open(struct path *path, int acc_mode, int flag)
1542 * An append-only file must be opened in append mode for writing. 1542 * An append-only file must be opened in append mode for writing.
1543 */ 1543 */
1544 if (IS_APPEND(inode)) { 1544 if (IS_APPEND(inode)) {
1545 error = -EPERM;
1545 if ((flag & FMODE_WRITE) && !(flag & O_APPEND)) 1546 if ((flag & FMODE_WRITE) && !(flag & O_APPEND))
1546 return -EPERM; 1547 goto err_out;
1547 if (flag & O_TRUNC) 1548 if (flag & O_TRUNC)
1548 return -EPERM; 1549 goto err_out;
1549 } 1550 }
1550 1551
1551 /* O_NOATIME can only be set by the owner or superuser */ 1552 /* O_NOATIME can only be set by the owner or superuser */
1552 if (flag & O_NOATIME) 1553 if (flag & O_NOATIME)
1553 if (!is_owner_or_cap(inode)) 1554 if (!is_owner_or_cap(inode)) {
1554 return -EPERM; 1555 error = -EPERM;
1556 goto err_out;
1557 }
1555 1558
1556 /* 1559 /*
1557 * Ensure there are no outstanding leases on the file. 1560 * Ensure there are no outstanding leases on the file.
1558 */ 1561 */
1559 error = break_lease(inode, flag); 1562 error = break_lease(inode, flag);
1560 if (error) 1563 if (error)
1561 return error; 1564 goto err_out;
1562 1565
1563 if (flag & O_TRUNC) { 1566 if (flag & O_TRUNC) {
1564 error = get_write_access(inode); 1567 error = get_write_access(inode);
1565 if (error) 1568 if (error)
1566 return error; 1569 goto err_out;
1567 1570
1568 /* 1571 /*
1569 * Refuse to truncate files with mandatory locks held on them. 1572 * Refuse to truncate files with mandatory locks held on them.
@@ -1581,12 +1584,17 @@ int may_open(struct path *path, int acc_mode, int flag)
1581 } 1584 }
1582 put_write_access(inode); 1585 put_write_access(inode);
1583 if (error) 1586 if (error)
1584 return error; 1587 goto err_out;
1585 } else 1588 } else
1586 if (flag & FMODE_WRITE) 1589 if (flag & FMODE_WRITE)
1587 vfs_dq_init(inode); 1590 vfs_dq_init(inode);
1588 1591
1589 return 0; 1592 return 0;
1593err_out:
1594 ima_counts_put(path, acc_mode ?
1595 acc_mode & (MAY_READ | MAY_WRITE | MAY_EXEC) :
1596 ACC_MODE(flag) & (MAY_READ | MAY_WRITE));
1597 return error;
1590} 1598}
1591 1599
1592/* 1600/*
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index 7e0b61be212e..c668bca579c1 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -209,6 +209,7 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc,
209 * We cannot call radix_tree_preload for the kernels older 209 * We cannot call radix_tree_preload for the kernels older
210 * than 2.6.23, because it is not exported for modules. 210 * than 2.6.23, because it is not exported for modules.
211 */ 211 */
212retry:
212 err = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM); 213 err = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM);
213 if (err) 214 if (err)
214 goto failed_unlock; 215 goto failed_unlock;
@@ -219,7 +220,6 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc,
219 (unsigned long long)oldkey, 220 (unsigned long long)oldkey,
220 (unsigned long long)newkey); 221 (unsigned long long)newkey);
221 222
222retry:
223 spin_lock_irq(&btnc->tree_lock); 223 spin_lock_irq(&btnc->tree_lock);
224 err = radix_tree_insert(&btnc->page_tree, newkey, obh->b_page); 224 err = radix_tree_insert(&btnc->page_tree, newkey, obh->b_page);
225 spin_unlock_irq(&btnc->tree_lock); 225 spin_unlock_irq(&btnc->tree_lock);
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index b401654011a2..8a1e61545f41 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -1747,8 +1747,8 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
1747 * we know zeros will only be needed in the first and/or last cluster. 1747 * we know zeros will only be needed in the first and/or last cluster.
1748 */ 1748 */
1749 if (clusters_to_alloc || extents_to_split || 1749 if (clusters_to_alloc || extents_to_split ||
1750 wc->w_desc[0].c_needs_zero || 1750 (wc->w_clen && (wc->w_desc[0].c_needs_zero ||
1751 wc->w_desc[wc->w_clen - 1].c_needs_zero) 1751 wc->w_desc[wc->w_clen - 1].c_needs_zero)))
1752 cluster_of_pages = 1; 1752 cluster_of_pages = 1;
1753 else 1753 else
1754 cluster_of_pages = 0; 1754 cluster_of_pages = 0;
diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
index 2f28b7de2c8d..b4957c7d9fe2 100644
--- a/fs/ocfs2/dcache.c
+++ b/fs/ocfs2/dcache.c
@@ -85,6 +85,17 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
85 goto bail; 85 goto bail;
86 } 86 }
87 87
88 /*
89 * If the last lookup failed to create dentry lock, let us
90 * redo it.
91 */
92 if (!dentry->d_fsdata) {
93 mlog(0, "Inode %llu doesn't have dentry lock, "
94 "returning false\n",
95 (unsigned long long)OCFS2_I(inode)->ip_blkno);
96 goto bail;
97 }
98
88 ret = 1; 99 ret = 1;
89 100
90bail: 101bail:
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c
index 0882d166239a..eafcc7c18706 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -619,7 +619,7 @@ xfs_file_compat_ioctl(
619 case XFS_IOC_GETVERSION_32: 619 case XFS_IOC_GETVERSION_32:
620 cmd = _NATIVE_IOC(cmd, long); 620 cmd = _NATIVE_IOC(cmd, long);
621 return xfs_file_ioctl(filp, cmd, p); 621 return xfs_file_ioctl(filp, cmd, p);
622 case XFS_IOC_SWAPEXT: { 622 case XFS_IOC_SWAPEXT_32: {
623 struct xfs_swapext sxp; 623 struct xfs_swapext sxp;
624 struct compat_xfs_swapext __user *sxu = arg; 624 struct compat_xfs_swapext __user *sxu = arg;
625 625
diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 010545436efa..5a2bd1cc9656 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -137,6 +137,7 @@ struct crypto_instance *crypto_alloc_instance(const char *name,
137void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen); 137void crypto_init_queue(struct crypto_queue *queue, unsigned int max_qlen);
138int crypto_enqueue_request(struct crypto_queue *queue, 138int crypto_enqueue_request(struct crypto_queue *queue,
139 struct crypto_async_request *request); 139 struct crypto_async_request *request);
140void *__crypto_dequeue_request(struct crypto_queue *queue, unsigned int offset);
140struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue); 141struct crypto_async_request *crypto_dequeue_request(struct crypto_queue *queue);
141int crypto_tfm_in_queue(struct crypto_queue *queue, struct crypto_tfm *tfm); 142int crypto_tfm_in_queue(struct crypto_queue *queue, struct crypto_tfm *tfm);
142 143
diff --git a/include/crypto/internal/skcipher.h b/include/crypto/internal/skcipher.h
index 2ba42cd7d6aa..3a748a6bf772 100644
--- a/include/crypto/internal/skcipher.h
+++ b/include/crypto/internal/skcipher.h
@@ -79,8 +79,8 @@ static inline int skcipher_enqueue_givcrypt(
79static inline struct skcipher_givcrypt_request *skcipher_dequeue_givcrypt( 79static inline struct skcipher_givcrypt_request *skcipher_dequeue_givcrypt(
80 struct crypto_queue *queue) 80 struct crypto_queue *queue)
81{ 81{
82 return container_of(ablkcipher_dequeue_request(queue), 82 return __crypto_dequeue_request(
83 struct skcipher_givcrypt_request, creq); 83 queue, offsetof(struct skcipher_givcrypt_request, creq.base));
84} 84}
85 85
86static inline void *skcipher_givcrypt_reqctx( 86static inline void *skcipher_givcrypt_reqctx(
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 61ee18c1bdb4..2046b5b8af48 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -117,6 +117,7 @@ extern int setup_arg_pages(struct linux_binprm * bprm,
117 int executable_stack); 117 int executable_stack);
118extern int bprm_mm_init(struct linux_binprm *bprm); 118extern int bprm_mm_init(struct linux_binprm *bprm);
119extern int copy_strings_kernel(int argc,char ** argv,struct linux_binprm *bprm); 119extern int copy_strings_kernel(int argc,char ** argv,struct linux_binprm *bprm);
120extern int prepare_bprm_creds(struct linux_binprm *bprm);
120extern void install_exec_creds(struct linux_binprm *bprm); 121extern void install_exec_creds(struct linux_binprm *bprm);
121extern void do_coredump(long signr, int exit_code, struct pt_regs *regs); 122extern void do_coredump(long signr, int exit_code, struct pt_regs *regs);
122extern int set_binfmt(struct linux_binfmt *new); 123extern int set_binfmt(struct linux_binfmt *new);
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 655e7721580a..df7607e6dce8 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -91,6 +91,9 @@ typedef int (*dm_iterate_devices_fn) (struct dm_target *ti,
91 iterate_devices_callout_fn fn, 91 iterate_devices_callout_fn fn,
92 void *data); 92 void *data);
93 93
94typedef void (*dm_io_hints_fn) (struct dm_target *ti,
95 struct queue_limits *limits);
96
94/* 97/*
95 * Returns: 98 * Returns:
96 * 0: The target can handle the next I/O immediately. 99 * 0: The target can handle the next I/O immediately.
@@ -151,6 +154,7 @@ struct target_type {
151 dm_merge_fn merge; 154 dm_merge_fn merge;
152 dm_busy_fn busy; 155 dm_busy_fn busy;
153 dm_iterate_devices_fn iterate_devices; 156 dm_iterate_devices_fn iterate_devices;
157 dm_io_hints_fn io_hints;
154 158
155 /* For internal device-mapper use. */ 159 /* For internal device-mapper use. */
156 struct list_head list; 160 struct list_head list;
diff --git a/include/linux/dm-log-userspace.h b/include/linux/dm-log-userspace.h
index 642e3017b51f..8a1f972c0fe9 100644
--- a/include/linux/dm-log-userspace.h
+++ b/include/linux/dm-log-userspace.h
@@ -371,7 +371,18 @@
371 (DM_ULOG_REQUEST_MASK & (request_type)) 371 (DM_ULOG_REQUEST_MASK & (request_type))
372 372
373struct dm_ulog_request { 373struct dm_ulog_request {
374 char uuid[DM_UUID_LEN]; /* Ties a request to a specific mirror log */ 374 /*
375 * The local unique identifier (luid) and the universally unique
376 * identifier (uuid) are used to tie a request to a specific
377 * mirror log. A single machine log could probably make due with
378 * just the 'luid', but a cluster-aware log must use the 'uuid' and
379 * the 'luid'. The uuid is what is required for node to node
380 * communication concerning a particular log, but the 'luid' helps
381 * differentiate between logs that are being swapped and have the
382 * same 'uuid'. (Think "live" and "inactive" device-mapper tables.)
383 */
384 uint64_t luid;
385 char uuid[DM_UUID_LEN];
375 char padding[7]; /* Padding because DM_UUID_LEN = 129 */ 386 char padding[7]; /* Padding because DM_UUID_LEN = 129 */
376 387
377 int32_t error; /* Used to report back processing errors */ 388 int32_t error; /* Used to report back processing errors */
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 13e1adf55c4c..6273fa97b527 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -240,6 +240,21 @@ static inline int cancel_delayed_work(struct delayed_work *work)
240 return ret; 240 return ret;
241} 241}
242 242
243/*
244 * Like above, but uses del_timer() instead of del_timer_sync(). This means,
245 * if it returns 0 the timer function may be running and the queueing is in
246 * progress.
247 */
248static inline int __cancel_delayed_work(struct delayed_work *work)
249{
250 int ret;
251
252 ret = del_timer(&work->timer);
253 if (ret)
254 work_clear_pending(&work->work);
255 return ret;
256}
257
243extern int cancel_delayed_work_sync(struct delayed_work *work); 258extern int cancel_delayed_work_sync(struct delayed_work *work);
244 259
245/* Obsolete. use cancel_delayed_work_sync() */ 260/* Obsolete. use cancel_delayed_work_sync() */
diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 7eafb8d54470..82a3191375f5 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -61,8 +61,8 @@ psched_tdiff_bounded(psched_time_t tv1, psched_time_t tv2, psched_time_t bound)
61} 61}
62 62
63struct qdisc_watchdog { 63struct qdisc_watchdog {
64 struct tasklet_hrtimer timer; 64 struct hrtimer timer;
65 struct Qdisc *qdisc; 65 struct Qdisc *qdisc;
66}; 66};
67 67
68extern void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc); 68extern void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc);
diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
index f274e1959885..d7cbc579fc80 100644
--- a/kernel/perf_counter.c
+++ b/kernel/perf_counter.c
@@ -50,7 +50,7 @@ static atomic_t nr_task_counters __read_mostly;
50 * 1 - disallow cpu counters to unpriv 50 * 1 - disallow cpu counters to unpriv
51 * 2 - disallow kernel profiling to unpriv 51 * 2 - disallow kernel profiling to unpriv
52 */ 52 */
53int sysctl_perf_counter_paranoid __read_mostly; 53int sysctl_perf_counter_paranoid __read_mostly = 1;
54 54
55static inline bool perf_paranoid_cpu(void) 55static inline bool perf_paranoid_cpu(void)
56{ 56{
@@ -4066,6 +4066,7 @@ perf_counter_alloc(struct perf_counter_attr *attr,
4066 hwc->sample_period = attr->sample_period; 4066 hwc->sample_period = attr->sample_period;
4067 if (attr->freq && attr->sample_freq) 4067 if (attr->freq && attr->sample_freq)
4068 hwc->sample_period = 1; 4068 hwc->sample_period = 1;
4069 hwc->last_period = hwc->sample_period;
4069 4070
4070 atomic64_set(&hwc->period_left, hwc->sample_period); 4071 atomic64_set(&hwc->period_left, hwc->sample_period);
4071 4072
diff --git a/mm/nommu.c b/mm/nommu.c
index 4bde489ec431..66e81e7e9fe9 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1352,6 +1352,7 @@ unsigned long do_mmap_pgoff(struct file *file,
1352 } 1352 }
1353 1353
1354 vma->vm_region = region; 1354 vma->vm_region = region;
1355 add_nommu_region(region);
1355 1356
1356 /* set up the mapping */ 1357 /* set up the mapping */
1357 if (file && vma->vm_flags & VM_SHARED) 1358 if (file && vma->vm_flags & VM_SHARED)
@@ -1361,8 +1362,6 @@ unsigned long do_mmap_pgoff(struct file *file,
1361 if (ret < 0) 1362 if (ret < 0)
1362 goto error_put_region; 1363 goto error_put_region;
1363 1364
1364 add_nommu_region(region);
1365
1366 /* okay... we have a mapping; now we have to register it */ 1365 /* okay... we have a mapping; now we have to register it */
1367 result = vma->vm_start; 1366 result = vma->vm_start;
1368 1367
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5cc986eb9f6f..a0de15f46987 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -817,13 +817,15 @@ __rmqueue_fallback(struct zone *zone, int order, int start_migratetype)
817 * agressive about taking ownership of free pages 817 * agressive about taking ownership of free pages
818 */ 818 */
819 if (unlikely(current_order >= (pageblock_order >> 1)) || 819 if (unlikely(current_order >= (pageblock_order >> 1)) ||
820 start_migratetype == MIGRATE_RECLAIMABLE) { 820 start_migratetype == MIGRATE_RECLAIMABLE ||
821 page_group_by_mobility_disabled) {
821 unsigned long pages; 822 unsigned long pages;
822 pages = move_freepages_block(zone, page, 823 pages = move_freepages_block(zone, page,
823 start_migratetype); 824 start_migratetype);
824 825
825 /* Claim the whole block if over half of it is free */ 826 /* Claim the whole block if over half of it is free */
826 if (pages >= (1 << (pageblock_order-1))) 827 if (pages >= (1 << (pageblock_order-1)) ||
828 page_group_by_mobility_disabled)
827 set_pageblock_migratetype(page, 829 set_pageblock_migratetype(page,
828 start_migratetype); 830 start_migratetype);
829 831
diff --git a/mm/percpu.c b/mm/percpu.c
index 5fe37842e0ea..3311c8919f37 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -197,7 +197,12 @@ static unsigned long pcpu_chunk_addr(struct pcpu_chunk *chunk,
197static bool pcpu_chunk_page_occupied(struct pcpu_chunk *chunk, 197static bool pcpu_chunk_page_occupied(struct pcpu_chunk *chunk,
198 int page_idx) 198 int page_idx)
199{ 199{
200 return *pcpu_chunk_pagep(chunk, 0, page_idx) != NULL; 200 /*
201 * Any possible cpu id can be used here, so there's no need to
202 * worry about preemption or cpu hotplug.
203 */
204 return *pcpu_chunk_pagep(chunk, raw_smp_processor_id(),
205 page_idx) != NULL;
201} 206}
202 207
203/* set the pointer to a chunk in a page struct */ 208/* set the pointer to a chunk in a page struct */
@@ -297,6 +302,14 @@ static struct pcpu_chunk *pcpu_chunk_addr_search(void *addr)
297 return pcpu_first_chunk; 302 return pcpu_first_chunk;
298 } 303 }
299 304
305 /*
306 * The address is relative to unit0 which might be unused and
307 * thus unmapped. Offset the address to the unit space of the
308 * current processor before looking it up in the vmalloc
309 * space. Note that any possible cpu id can be used here, so
310 * there's no need to worry about preemption or cpu hotplug.
311 */
312 addr += raw_smp_processor_id() * pcpu_unit_size;
300 return pcpu_get_page_chunk(vmalloc_to_page(addr)); 313 return pcpu_get_page_chunk(vmalloc_to_page(addr));
301} 314}
302 315
diff --git a/mm/slub.c b/mm/slub.c
index b9f1491a58a1..b6276753626e 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2594,8 +2594,6 @@ static inline int kmem_cache_close(struct kmem_cache *s)
2594 */ 2594 */
2595void kmem_cache_destroy(struct kmem_cache *s) 2595void kmem_cache_destroy(struct kmem_cache *s)
2596{ 2596{
2597 if (s->flags & SLAB_DESTROY_BY_RCU)
2598 rcu_barrier();
2599 down_write(&slub_lock); 2597 down_write(&slub_lock);
2600 s->refcount--; 2598 s->refcount--;
2601 if (!s->refcount) { 2599 if (!s->refcount) {
@@ -2606,6 +2604,8 @@ void kmem_cache_destroy(struct kmem_cache *s)
2606 "still has objects.\n", s->name, __func__); 2604 "still has objects.\n", s->name, __func__);
2607 dump_stack(); 2605 dump_stack();
2608 } 2606 }
2607 if (s->flags & SLAB_DESTROY_BY_RCU)
2608 rcu_barrier();
2609 sysfs_slab_remove(s); 2609 sysfs_slab_remove(s);
2610 } else 2610 } else
2611 up_write(&slub_lock); 2611 up_write(&slub_lock);
diff --git a/net/core/sock.c b/net/core/sock.c
index bbb25be7ddfe..76334228ed1c 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1025,6 +1025,7 @@ struct sock *sk_alloc(struct net *net, int family, gfp_t priority,
1025 sk->sk_prot = sk->sk_prot_creator = prot; 1025 sk->sk_prot = sk->sk_prot_creator = prot;
1026 sock_lock_init(sk); 1026 sock_lock_init(sk);
1027 sock_net_set(sk, get_net(net)); 1027 sock_net_set(sk, get_net(net));
1028 atomic_set(&sk->sk_wmem_alloc, 1);
1028 } 1029 }
1029 1030
1030 return sk; 1031 return sk;
@@ -1872,7 +1873,6 @@ void sock_init_data(struct socket *sock, struct sock *sk)
1872 */ 1873 */
1873 smp_wmb(); 1874 smp_wmb();
1874 atomic_set(&sk->sk_refcnt, 1); 1875 atomic_set(&sk->sk_refcnt, 1);
1875 atomic_set(&sk->sk_wmem_alloc, 1);
1876 atomic_set(&sk->sk_drops, 0); 1876 atomic_set(&sk->sk_drops, 0);
1877} 1877}
1878EXPORT_SYMBOL(sock_init_data); 1878EXPORT_SYMBOL(sock_init_data);
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 92e6f3a52c13..fdb694e9f759 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -458,7 +458,7 @@ EXPORT_SYMBOL(qdisc_warn_nonwc);
458static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer) 458static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
459{ 459{
460 struct qdisc_watchdog *wd = container_of(timer, struct qdisc_watchdog, 460 struct qdisc_watchdog *wd = container_of(timer, struct qdisc_watchdog,
461 timer.timer); 461 timer);
462 462
463 wd->qdisc->flags &= ~TCQ_F_THROTTLED; 463 wd->qdisc->flags &= ~TCQ_F_THROTTLED;
464 __netif_schedule(qdisc_root(wd->qdisc)); 464 __netif_schedule(qdisc_root(wd->qdisc));
@@ -468,8 +468,8 @@ static enum hrtimer_restart qdisc_watchdog(struct hrtimer *timer)
468 468
469void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc) 469void qdisc_watchdog_init(struct qdisc_watchdog *wd, struct Qdisc *qdisc)
470{ 470{
471 tasklet_hrtimer_init(&wd->timer, qdisc_watchdog, 471 hrtimer_init(&wd->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
472 CLOCK_MONOTONIC, HRTIMER_MODE_ABS); 472 wd->timer.function = qdisc_watchdog;
473 wd->qdisc = qdisc; 473 wd->qdisc = qdisc;
474} 474}
475EXPORT_SYMBOL(qdisc_watchdog_init); 475EXPORT_SYMBOL(qdisc_watchdog_init);
@@ -485,13 +485,13 @@ void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, psched_time_t expires)
485 wd->qdisc->flags |= TCQ_F_THROTTLED; 485 wd->qdisc->flags |= TCQ_F_THROTTLED;
486 time = ktime_set(0, 0); 486 time = ktime_set(0, 0);
487 time = ktime_add_ns(time, PSCHED_TICKS2NS(expires)); 487 time = ktime_add_ns(time, PSCHED_TICKS2NS(expires));
488 tasklet_hrtimer_start(&wd->timer, time, HRTIMER_MODE_ABS); 488 hrtimer_start(&wd->timer, time, HRTIMER_MODE_ABS);
489} 489}
490EXPORT_SYMBOL(qdisc_watchdog_schedule); 490EXPORT_SYMBOL(qdisc_watchdog_schedule);
491 491
492void qdisc_watchdog_cancel(struct qdisc_watchdog *wd) 492void qdisc_watchdog_cancel(struct qdisc_watchdog *wd)
493{ 493{
494 tasklet_hrtimer_cancel(&wd->timer); 494 hrtimer_cancel(&wd->timer);
495 wd->qdisc->flags &= ~TCQ_F_THROTTLED; 495 wd->qdisc->flags &= ~TCQ_F_THROTTLED;
496} 496}
497EXPORT_SYMBOL(qdisc_watchdog_cancel); 497EXPORT_SYMBOL(qdisc_watchdog_cancel);
@@ -1456,6 +1456,8 @@ static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q,
1456 nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags); 1456 nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*tcm), flags);
1457 tcm = NLMSG_DATA(nlh); 1457 tcm = NLMSG_DATA(nlh);
1458 tcm->tcm_family = AF_UNSPEC; 1458 tcm->tcm_family = AF_UNSPEC;
1459 tcm->tcm__pad1 = 0;
1460 tcm->tcm__pad2 = 0;
1459 tcm->tcm_ifindex = qdisc_dev(q)->ifindex; 1461 tcm->tcm_ifindex = qdisc_dev(q)->ifindex;
1460 tcm->tcm_parent = q->handle; 1462 tcm->tcm_parent = q->handle;
1461 tcm->tcm_handle = q->handle; 1463 tcm->tcm_handle = q->handle;
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 149b0405c5ec..d5798e17a832 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -163,7 +163,7 @@ struct cbq_sched_data
163 psched_time_t now_rt; /* Cached real time */ 163 psched_time_t now_rt; /* Cached real time */
164 unsigned pmask; 164 unsigned pmask;
165 165
166 struct tasklet_hrtimer delay_timer; 166 struct hrtimer delay_timer;
167 struct qdisc_watchdog watchdog; /* Watchdog timer, 167 struct qdisc_watchdog watchdog; /* Watchdog timer,
168 started when CBQ has 168 started when CBQ has
169 backlog, but cannot 169 backlog, but cannot
@@ -503,8 +503,6 @@ static void cbq_ovl_delay(struct cbq_class *cl)
503 cl->undertime = q->now + delay; 503 cl->undertime = q->now + delay;
504 504
505 if (delay > 0) { 505 if (delay > 0) {
506 struct hrtimer *ht;
507
508 sched += delay + cl->penalty; 506 sched += delay + cl->penalty;
509 cl->penalized = sched; 507 cl->penalized = sched;
510 cl->cpriority = TC_CBQ_MAXPRIO; 508 cl->cpriority = TC_CBQ_MAXPRIO;
@@ -512,12 +510,12 @@ static void cbq_ovl_delay(struct cbq_class *cl)
512 510
513 expires = ktime_set(0, 0); 511 expires = ktime_set(0, 0);
514 expires = ktime_add_ns(expires, PSCHED_TICKS2NS(sched)); 512 expires = ktime_add_ns(expires, PSCHED_TICKS2NS(sched));
515 ht = &q->delay_timer.timer; 513 if (hrtimer_try_to_cancel(&q->delay_timer) &&
516 if (hrtimer_try_to_cancel(ht) && 514 ktime_to_ns(ktime_sub(
517 ktime_to_ns(ktime_sub(hrtimer_get_expires(ht), 515 hrtimer_get_expires(&q->delay_timer),
518 expires)) > 0) 516 expires)) > 0)
519 hrtimer_set_expires(ht, expires); 517 hrtimer_set_expires(&q->delay_timer, expires);
520 hrtimer_restart(ht); 518 hrtimer_restart(&q->delay_timer);
521 cl->delayed = 1; 519 cl->delayed = 1;
522 cl->xstats.overactions++; 520 cl->xstats.overactions++;
523 return; 521 return;
@@ -593,7 +591,7 @@ static psched_tdiff_t cbq_undelay_prio(struct cbq_sched_data *q, int prio,
593static enum hrtimer_restart cbq_undelay(struct hrtimer *timer) 591static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
594{ 592{
595 struct cbq_sched_data *q = container_of(timer, struct cbq_sched_data, 593 struct cbq_sched_data *q = container_of(timer, struct cbq_sched_data,
596 delay_timer.timer); 594 delay_timer);
597 struct Qdisc *sch = q->watchdog.qdisc; 595 struct Qdisc *sch = q->watchdog.qdisc;
598 psched_time_t now; 596 psched_time_t now;
599 psched_tdiff_t delay = 0; 597 psched_tdiff_t delay = 0;
@@ -623,7 +621,7 @@ static enum hrtimer_restart cbq_undelay(struct hrtimer *timer)
623 621
624 time = ktime_set(0, 0); 622 time = ktime_set(0, 0);
625 time = ktime_add_ns(time, PSCHED_TICKS2NS(now + delay)); 623 time = ktime_add_ns(time, PSCHED_TICKS2NS(now + delay));
626 tasklet_hrtimer_start(&q->delay_timer, time, HRTIMER_MODE_ABS); 624 hrtimer_start(&q->delay_timer, time, HRTIMER_MODE_ABS);
627 } 625 }
628 626
629 sch->flags &= ~TCQ_F_THROTTLED; 627 sch->flags &= ~TCQ_F_THROTTLED;
@@ -1216,7 +1214,7 @@ cbq_reset(struct Qdisc* sch)
1216 q->tx_class = NULL; 1214 q->tx_class = NULL;
1217 q->tx_borrowed = NULL; 1215 q->tx_borrowed = NULL;
1218 qdisc_watchdog_cancel(&q->watchdog); 1216 qdisc_watchdog_cancel(&q->watchdog);
1219 tasklet_hrtimer_cancel(&q->delay_timer); 1217 hrtimer_cancel(&q->delay_timer);
1220 q->toplevel = TC_CBQ_MAXLEVEL; 1218 q->toplevel = TC_CBQ_MAXLEVEL;
1221 q->now = psched_get_time(); 1219 q->now = psched_get_time();
1222 q->now_rt = q->now; 1220 q->now_rt = q->now;
@@ -1399,8 +1397,7 @@ static int cbq_init(struct Qdisc *sch, struct nlattr *opt)
1399 q->link.minidle = -0x7FFFFFFF; 1397 q->link.minidle = -0x7FFFFFFF;
1400 1398
1401 qdisc_watchdog_init(&q->watchdog, sch); 1399 qdisc_watchdog_init(&q->watchdog, sch);
1402 tasklet_hrtimer_init(&q->delay_timer, cbq_undelay, 1400 hrtimer_init(&q->delay_timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
1403 CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
1404 q->delay_timer.function = cbq_undelay; 1401 q->delay_timer.function = cbq_undelay;
1405 q->toplevel = TC_CBQ_MAXLEVEL; 1402 q->toplevel = TC_CBQ_MAXLEVEL;
1406 q->now = psched_get_time(); 1403 q->now = psched_get_time();
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 4732f5e5d127..b85e61bcf246 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -249,7 +249,11 @@ void ima_counts_put(struct path *path, int mask)
249 struct inode *inode = path->dentry->d_inode; 249 struct inode *inode = path->dentry->d_inode;
250 struct ima_iint_cache *iint; 250 struct ima_iint_cache *iint;
251 251
252 if (!ima_initialized || !S_ISREG(inode->i_mode)) 252 /* The inode may already have been freed, freeing the iint
253 * with it. Verify the inode is not NULL before dereferencing
254 * it.
255 */
256 if (!ima_initialized || !inode || !S_ISREG(inode->i_mode))
253 return; 257 return;
254 iint = ima_iint_find_insert_get(inode); 258 iint = ima_iint_find_insert_get(inode);
255 if (!iint) 259 if (!iint)
diff --git a/sound/pci/oxygen/oxygen_lib.c b/sound/pci/oxygen/oxygen_lib.c
index 312251d39696..9a8936e20744 100644
--- a/sound/pci/oxygen/oxygen_lib.c
+++ b/sound/pci/oxygen/oxygen_lib.c
@@ -260,6 +260,9 @@ oxygen_search_pci_id(struct oxygen *chip, const struct pci_device_id ids[])
260 * chip didn't if the first EEPROM word was overwritten. 260 * chip didn't if the first EEPROM word was overwritten.
261 */ 261 */
262 subdevice = oxygen_read_eeprom(chip, 2); 262 subdevice = oxygen_read_eeprom(chip, 2);
263 /* use default ID if EEPROM is missing */
264 if (subdevice == 0xffff)
265 subdevice = 0x8788;
263 /* 266 /*
264 * We use only the subsystem device ID for searching because it is 267 * We use only the subsystem device ID for searching because it is
265 * unique even without the subsystem vendor ID, which may have been 268 * unique even without the subsystem vendor ID, which may have been
diff --git a/sound/pci/oxygen/oxygen_pcm.c b/sound/pci/oxygen/oxygen_pcm.c
index 3b5ca70c9d4d..ef2345d82b86 100644
--- a/sound/pci/oxygen/oxygen_pcm.c
+++ b/sound/pci/oxygen/oxygen_pcm.c
@@ -469,9 +469,11 @@ static int oxygen_multich_hw_params(struct snd_pcm_substream *substream,
469 oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT, 469 oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT,
470 oxygen_rate(hw_params) | 470 oxygen_rate(hw_params) |
471 chip->model.dac_i2s_format | 471 chip->model.dac_i2s_format |
472 oxygen_i2s_mclk(hw_params) |
472 oxygen_i2s_bits(hw_params), 473 oxygen_i2s_bits(hw_params),
473 OXYGEN_I2S_RATE_MASK | 474 OXYGEN_I2S_RATE_MASK |
474 OXYGEN_I2S_FORMAT_MASK | 475 OXYGEN_I2S_FORMAT_MASK |
476 OXYGEN_I2S_MCLK_MASK |
475 OXYGEN_I2S_BITS_MASK); 477 OXYGEN_I2S_BITS_MASK);
476 oxygen_update_dac_routing(chip); 478 oxygen_update_dac_routing(chip);
477 oxygen_update_spdif_source(chip); 479 oxygen_update_spdif_source(chip);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-15 10:30:49 -0500