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-rw-r--r--arch/arm/mach-davinci/board-evm.c6
-rw-r--r--arch/arm/mach-davinci/clock.c5
-rw-r--r--arch/arm/mach-davinci/usb.c1
-rw-r--r--arch/mips/Kconfig9
-rw-r--r--arch/mips/alchemy/common/time.c6
-rw-r--r--arch/mips/kernel/irq.c1
-rw-r--r--arch/mips/kernel/linux32.c69
-rw-r--r--arch/mips/kernel/scall32-o32.S4
-rw-r--r--arch/mips/kernel/scall64-64.S2
-rw-r--r--arch/mips/kernel/scall64-n32.S28
-rw-r--r--arch/mips/kernel/scall64-o32.S40
-rw-r--r--arch/mips/kernel/signal.c5
-rw-r--r--arch/mips/kernel/signal32.c28
-rw-r--r--arch/mips/kernel/syscall.c26
-rw-r--r--arch/mips/mm/cache.c5
-rw-r--r--arch/powerpc/sysdev/ppc4xx_pci.c17
-rw-r--r--arch/sh/boards/board-ap325rxa.c53
-rw-r--r--arch/sh/kernel/cpu/sh2a/clock-sh7201.c4
-rw-r--r--arch/x86/Kconfig2
-rw-r--r--arch/x86/include/asm/iomap.h3
-rw-r--r--arch/x86/mach-voyager/voyager_smp.c24
-rw-r--r--arch/x86/mm/iomap_32.c18
-rw-r--r--arch/x86/mm/kmmio.c149
-rw-r--r--arch/x86/mm/testmmiotrace.c70
-rw-r--r--arch/x86/xen/enlighten.c3
25 files changed, 340 insertions, 238 deletions
diff --git a/arch/arm/mach-davinci/board-evm.c b/arch/arm/mach-davinci/board-evm.c
index a957d239a683..38b6a9ce2a93 100644
--- a/arch/arm/mach-davinci/board-evm.c
+++ b/arch/arm/mach-davinci/board-evm.c
@@ -311,6 +311,9 @@ evm_u35_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c)
311 gpio_request(gpio + 7, "nCF_SEL"); 311 gpio_request(gpio + 7, "nCF_SEL");
312 gpio_direction_output(gpio + 7, 1); 312 gpio_direction_output(gpio + 7, 1);
313 313
314 /* irlml6401 sustains over 3A, switches 5V in under 8 msec */
315 setup_usb(500, 8);
316
314 return 0; 317 return 0;
315} 318}
316 319
@@ -417,9 +420,6 @@ static __init void davinci_evm_init(void)
417 platform_add_devices(davinci_evm_devices, 420 platform_add_devices(davinci_evm_devices,
418 ARRAY_SIZE(davinci_evm_devices)); 421 ARRAY_SIZE(davinci_evm_devices));
419 evm_init_i2c(); 422 evm_init_i2c();
420
421 /* irlml6401 sustains over 3A, switches 5V in under 8 msec */
422 setup_usb(500, 8);
423} 423}
424 424
425static __init void davinci_evm_irq_init(void) 425static __init void davinci_evm_irq_init(void)
diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index 28f6dbc95bd7..abb92b7eca0c 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -231,6 +231,11 @@ static struct clk davinci_clks[] = {
231 .lpsc = DAVINCI_LPSC_GPIO, 231 .lpsc = DAVINCI_LPSC_GPIO,
232 }, 232 },
233 { 233 {
234 .name = "usb",
235 .rate = &commonrate,
236 .lpsc = DAVINCI_LPSC_USB,
237 },
238 {
234 .name = "AEMIFCLK", 239 .name = "AEMIFCLK",
235 .rate = &commonrate, 240 .rate = &commonrate,
236 .lpsc = DAVINCI_LPSC_AEMIF, 241 .lpsc = DAVINCI_LPSC_AEMIF,
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index 867ead2559ad..69680784448a 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -47,6 +47,7 @@ static struct musb_hdrc_platform_data usb_data = {
47#elif defined(CONFIG_USB_MUSB_HOST) 47#elif defined(CONFIG_USB_MUSB_HOST)
48 .mode = MUSB_HOST, 48 .mode = MUSB_HOST,
49#endif 49#endif
50 .clock = "usb",
50 .config = &musb_config, 51 .config = &musb_config,
51}; 52};
52 53
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 600eef3f3ac7..e61465a18c7e 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -603,7 +603,7 @@ config CAVIUM_OCTEON_SIMULATOR
603 select SYS_SUPPORTS_64BIT_KERNEL 603 select SYS_SUPPORTS_64BIT_KERNEL
604 select SYS_SUPPORTS_BIG_ENDIAN 604 select SYS_SUPPORTS_BIG_ENDIAN
605 select SYS_SUPPORTS_HIGHMEM 605 select SYS_SUPPORTS_HIGHMEM
606 select CPU_CAVIUM_OCTEON 606 select SYS_HAS_CPU_CAVIUM_OCTEON
607 help 607 help
608 The Octeon simulator is software performance model of the Cavium 608 The Octeon simulator is software performance model of the Cavium
609 Octeon Processor. It supports simulating Octeon processors on x86 609 Octeon Processor. It supports simulating Octeon processors on x86
@@ -618,7 +618,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
618 select SYS_SUPPORTS_BIG_ENDIAN 618 select SYS_SUPPORTS_BIG_ENDIAN
619 select SYS_SUPPORTS_HIGHMEM 619 select SYS_SUPPORTS_HIGHMEM
620 select SYS_HAS_EARLY_PRINTK 620 select SYS_HAS_EARLY_PRINTK
621 select CPU_CAVIUM_OCTEON 621 select SYS_HAS_CPU_CAVIUM_OCTEON
622 select SWAP_IO_SPACE 622 select SWAP_IO_SPACE
623 help 623 help
624 This option supports all of the Octeon reference boards from Cavium 624 This option supports all of the Octeon reference boards from Cavium
@@ -1234,6 +1234,7 @@ config CPU_SB1
1234 1234
1235config CPU_CAVIUM_OCTEON 1235config CPU_CAVIUM_OCTEON
1236 bool "Cavium Octeon processor" 1236 bool "Cavium Octeon processor"
1237 depends on SYS_HAS_CPU_CAVIUM_OCTEON
1237 select IRQ_CPU 1238 select IRQ_CPU
1238 select IRQ_CPU_OCTEON 1239 select IRQ_CPU_OCTEON
1239 select CPU_HAS_PREFETCH 1240 select CPU_HAS_PREFETCH
@@ -1314,6 +1315,9 @@ config SYS_HAS_CPU_RM9000
1314config SYS_HAS_CPU_SB1 1315config SYS_HAS_CPU_SB1
1315 bool 1316 bool
1316 1317
1318config SYS_HAS_CPU_CAVIUM_OCTEON
1319 bool
1320
1317# 1321#
1318# CPU may reorder R->R, R->W, W->R, W->W 1322# CPU may reorder R->R, R->W, W->R, W->W
1319# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC 1323# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
@@ -1387,6 +1391,7 @@ config 32BIT
1387config 64BIT 1391config 64BIT
1388 bool "64-bit kernel" 1392 bool "64-bit kernel"
1389 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL 1393 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
1394 select HAVE_SYSCALL_WRAPPERS
1390 help 1395 help
1391 Select this option if you want to build a 64-bit kernel. 1396 Select this option if you want to build a 64-bit kernel.
1392 1397
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index 6fd441d16af5..f58d4ffb8945 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -118,7 +118,7 @@ void __init plat_time_init(void)
118 * setup counter 1 (RTC) to tick at full speed 118 * setup counter 1 (RTC) to tick at full speed
119 */ 119 */
120 t = 0xffffff; 120 t = 0xffffff;
121 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T1S) && t--) 121 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T1S) && --t)
122 asm volatile ("nop"); 122 asm volatile ("nop");
123 if (!t) 123 if (!t)
124 goto cntr_err; 124 goto cntr_err;
@@ -127,7 +127,7 @@ void __init plat_time_init(void)
127 au_sync(); 127 au_sync();
128 128
129 t = 0xffffff; 129 t = 0xffffff;
130 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S) && t--) 130 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S) && --t)
131 asm volatile ("nop"); 131 asm volatile ("nop");
132 if (!t) 132 if (!t)
133 goto cntr_err; 133 goto cntr_err;
@@ -135,7 +135,7 @@ void __init plat_time_init(void)
135 au_sync(); 135 au_sync();
136 136
137 t = 0xffffff; 137 t = 0xffffff;
138 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S) && t--) 138 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S) && --t)
139 asm volatile ("nop"); 139 asm volatile ("nop");
140 if (!t) 140 if (!t)
141 goto cntr_err; 141 goto cntr_err;
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index a0ff2b66e22b..4b4007b3083a 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -111,7 +111,6 @@ int show_interrupts(struct seq_file *p, void *v)
111 seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]); 111 seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
112#endif 112#endif
113 seq_printf(p, " %14s", irq_desc[i].chip->name); 113 seq_printf(p, " %14s", irq_desc[i].chip->name);
114 seq_printf(p, "-%-8s", irq_desc[i].name);
115 seq_printf(p, " %s", action->name); 114 seq_printf(p, " %s", action->name);
116 115
117 for (action=action->next; action; action = action->next) 116 for (action=action->next; action; action = action->next)
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index aa2c55e3b55f..2f8452b404c7 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -32,6 +32,7 @@
32#include <linux/module.h> 32#include <linux/module.h>
33#include <linux/binfmts.h> 33#include <linux/binfmts.h>
34#include <linux/security.h> 34#include <linux/security.h>
35#include <linux/syscalls.h>
35#include <linux/compat.h> 36#include <linux/compat.h>
36#include <linux/vfs.h> 37#include <linux/vfs.h>
37#include <linux/ipc.h> 38#include <linux/ipc.h>
@@ -63,9 +64,9 @@
63#define merge_64(r1, r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL)) 64#define merge_64(r1, r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL))
64#endif 65#endif
65 66
66asmlinkage unsigned long 67SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len,
67sys32_mmap2(unsigned long addr, unsigned long len, unsigned long prot, 68 unsigned long, prot, unsigned long, flags, unsigned long, fd,
68 unsigned long flags, unsigned long fd, unsigned long pgoff) 69 unsigned long, pgoff)
69{ 70{
70 struct file * file = NULL; 71 struct file * file = NULL;
71 unsigned long error; 72 unsigned long error;
@@ -121,21 +122,21 @@ struct rlimit32 {
121 int rlim_max; 122 int rlim_max;
122}; 123};
123 124
124asmlinkage long sys32_truncate64(const char __user * path, 125SYSCALL_DEFINE4(32_truncate64, const char __user *, path,
125 unsigned long __dummy, int a2, int a3) 126 unsigned long, __dummy, unsigned long, a2, unsigned long, a3)
126{ 127{
127 return sys_truncate(path, merge_64(a2, a3)); 128 return sys_truncate(path, merge_64(a2, a3));
128} 129}
129 130
130asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long __dummy, 131SYSCALL_DEFINE4(32_ftruncate64, unsigned long, fd, unsigned long, __dummy,
131 int a2, int a3) 132 unsigned long, a2, unsigned long, a3)
132{ 133{
133 return sys_ftruncate(fd, merge_64(a2, a3)); 134 return sys_ftruncate(fd, merge_64(a2, a3));
134} 135}
135 136
136asmlinkage int sys32_llseek(unsigned int fd, unsigned int offset_high, 137SYSCALL_DEFINE5(32_llseek, unsigned long, fd, unsigned long, offset_high,
137 unsigned int offset_low, loff_t __user * result, 138 unsigned long, offset_low, loff_t __user *, result,
138 unsigned int origin) 139 unsigned long, origin)
139{ 140{
140 return sys_llseek(fd, offset_high, offset_low, result, origin); 141 return sys_llseek(fd, offset_high, offset_low, result, origin);
141} 142}
@@ -144,20 +145,20 @@ asmlinkage int sys32_llseek(unsigned int fd, unsigned int offset_high,
144 lseek back to original location. They fail just like lseek does on 145 lseek back to original location. They fail just like lseek does on
145 non-seekable files. */ 146 non-seekable files. */
146 147
147asmlinkage ssize_t sys32_pread(unsigned int fd, char __user * buf, 148SYSCALL_DEFINE6(32_pread, unsigned long, fd, char __user *, buf, size_t, count,
148 size_t count, u32 unused, u64 a4, u64 a5) 149 unsigned long, unused, unsigned long, a4, unsigned long, a5)
149{ 150{
150 return sys_pread64(fd, buf, count, merge_64(a4, a5)); 151 return sys_pread64(fd, buf, count, merge_64(a4, a5));
151} 152}
152 153
153asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char __user * buf, 154SYSCALL_DEFINE6(32_pwrite, unsigned int, fd, const char __user *, buf,
154 size_t count, u32 unused, u64 a4, u64 a5) 155 size_t, count, u32, unused, u64, a4, u64, a5)
155{ 156{
156 return sys_pwrite64(fd, buf, count, merge_64(a4, a5)); 157 return sys_pwrite64(fd, buf, count, merge_64(a4, a5));
157} 158}
158 159
159asmlinkage int sys32_sched_rr_get_interval(compat_pid_t pid, 160SYSCALL_DEFINE2(32_sched_rr_get_interval, compat_pid_t, pid,
160 struct compat_timespec __user *interval) 161 struct compat_timespec __user *, interval)
161{ 162{
162 struct timespec t; 163 struct timespec t;
163 int ret; 164 int ret;
@@ -174,8 +175,8 @@ asmlinkage int sys32_sched_rr_get_interval(compat_pid_t pid,
174 175
175#ifdef CONFIG_SYSVIPC 176#ifdef CONFIG_SYSVIPC
176 177
177asmlinkage long 178SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third,
178sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth) 179 unsigned long, ptr, unsigned long, fifth)
179{ 180{
180 int version, err; 181 int version, err;
181 182
@@ -233,8 +234,8 @@ sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth)
233 234
234#else 235#else
235 236
236asmlinkage long 237SYSCALL_DEFINE6(32_ipc, u32, call, int, first, int, second, int, third,
237sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth) 238 u32, ptr, u32 fifth)
238{ 239{
239 return -ENOSYS; 240 return -ENOSYS;
240} 241}
@@ -242,7 +243,7 @@ sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth)
242#endif /* CONFIG_SYSVIPC */ 243#endif /* CONFIG_SYSVIPC */
243 244
244#ifdef CONFIG_MIPS32_N32 245#ifdef CONFIG_MIPS32_N32
245asmlinkage long sysn32_semctl(int semid, int semnum, int cmd, u32 arg) 246SYSCALL_DEFINE4(n32_semctl, int, semid, int, semnum, int, cmd, u32, arg)
246{ 247{
247 /* compat_sys_semctl expects a pointer to union semun */ 248 /* compat_sys_semctl expects a pointer to union semun */
248 u32 __user *uptr = compat_alloc_user_space(sizeof(u32)); 249 u32 __user *uptr = compat_alloc_user_space(sizeof(u32));
@@ -251,13 +252,14 @@ asmlinkage long sysn32_semctl(int semid, int semnum, int cmd, u32 arg)
251 return compat_sys_semctl(semid, semnum, cmd, uptr); 252 return compat_sys_semctl(semid, semnum, cmd, uptr);
252} 253}
253 254
254asmlinkage long sysn32_msgsnd(int msqid, u32 msgp, unsigned msgsz, int msgflg) 255SYSCALL_DEFINE4(n32_msgsnd, int, msqid, u32, msgp, unsigned int, msgsz,
256 int, msgflg)
255{ 257{
256 return compat_sys_msgsnd(msqid, msgsz, msgflg, compat_ptr(msgp)); 258 return compat_sys_msgsnd(msqid, msgsz, msgflg, compat_ptr(msgp));
257} 259}
258 260
259asmlinkage long sysn32_msgrcv(int msqid, u32 msgp, size_t msgsz, int msgtyp, 261SYSCALL_DEFINE5(n32_msgrcv, int, msqid, u32, msgp, size_t, msgsz,
260 int msgflg) 262 int, msgtyp, int, msgflg)
261{ 263{
262 return compat_sys_msgrcv(msqid, msgsz, msgtyp, msgflg, IPC_64, 264 return compat_sys_msgrcv(msqid, msgsz, msgtyp, msgflg, IPC_64,
263 compat_ptr(msgp)); 265 compat_ptr(msgp));
@@ -277,7 +279,7 @@ struct sysctl_args32
277 279
278#ifdef CONFIG_SYSCTL_SYSCALL 280#ifdef CONFIG_SYSCTL_SYSCALL
279 281
280asmlinkage long sys32_sysctl(struct sysctl_args32 __user *args) 282SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args)
281{ 283{
282 struct sysctl_args32 tmp; 284 struct sysctl_args32 tmp;
283 int error; 285 int error;
@@ -316,9 +318,16 @@ asmlinkage long sys32_sysctl(struct sysctl_args32 __user *args)
316 return error; 318 return error;
317} 319}
318 320
321#else
322
323SYSCALL_DEFINE1(32_sysctl, struct sysctl_args32 __user *, args)
324{
325 return -ENOSYS;
326}
327
319#endif /* CONFIG_SYSCTL_SYSCALL */ 328#endif /* CONFIG_SYSCTL_SYSCALL */
320 329
321asmlinkage long sys32_newuname(struct new_utsname __user * name) 330SYSCALL_DEFINE1(32_newuname, struct new_utsname __user *, name)
322{ 331{
323 int ret = 0; 332 int ret = 0;
324 333
@@ -334,7 +343,7 @@ asmlinkage long sys32_newuname(struct new_utsname __user * name)
334 return ret; 343 return ret;
335} 344}
336 345
337asmlinkage int sys32_personality(unsigned long personality) 346SYSCALL_DEFINE1(32_personality, unsigned long, personality)
338{ 347{
339 int ret; 348 int ret;
340 personality &= 0xffffffff; 349 personality &= 0xffffffff;
@@ -357,7 +366,7 @@ struct ustat32 {
357 366
358extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf); 367extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf);
359 368
360asmlinkage int sys32_ustat(dev_t dev, struct ustat32 __user * ubuf32) 369SYSCALL_DEFINE2(32_ustat, dev_t, dev, struct ustat32 __user *, ubuf32)
361{ 370{
362 int err; 371 int err;
363 struct ustat tmp; 372 struct ustat tmp;
@@ -381,8 +390,8 @@ out:
381 return err; 390 return err;
382} 391}
383 392
384asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset, 393SYSCALL_DEFINE4(32_sendfile, long, out_fd, long, in_fd,
385 s32 count) 394 compat_off_t __user *, offset, s32, count)
386{ 395{
387 mm_segment_t old_fs = get_fs(); 396 mm_segment_t old_fs = get_fs();
388 int ret; 397 int ret;
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 51d1ba415b90..9ab70c3b5be6 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -399,7 +399,7 @@ einval: li v0, -ENOSYS
399 sys sys_swapon 2 399 sys sys_swapon 2
400 sys sys_reboot 3 400 sys sys_reboot 3
401 sys sys_old_readdir 3 401 sys sys_old_readdir 3
402 sys old_mmap 6 /* 4090 */ 402 sys sys_mips_mmap 6 /* 4090 */
403 sys sys_munmap 2 403 sys sys_munmap 2
404 sys sys_truncate 2 404 sys sys_truncate 2
405 sys sys_ftruncate 2 405 sys sys_ftruncate 2
@@ -519,7 +519,7 @@ einval: li v0, -ENOSYS
519 sys sys_sendfile 4 519 sys sys_sendfile 4
520 sys sys_ni_syscall 0 520 sys sys_ni_syscall 0
521 sys sys_ni_syscall 0 521 sys sys_ni_syscall 0
522 sys sys_mmap2 6 /* 4210 */ 522 sys sys_mips_mmap2 6 /* 4210 */
523 sys sys_truncate64 4 523 sys sys_truncate64 4
524 sys sys_ftruncate64 4 524 sys sys_ftruncate64 4
525 sys sys_stat64 2 525 sys sys_stat64 2
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index a9e171618994..9b4698667154 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -207,7 +207,7 @@ sys_call_table:
207 PTR sys_newlstat 207 PTR sys_newlstat
208 PTR sys_poll 208 PTR sys_poll
209 PTR sys_lseek 209 PTR sys_lseek
210 PTR old_mmap 210 PTR sys_mips_mmap
211 PTR sys_mprotect /* 5010 */ 211 PTR sys_mprotect /* 5010 */
212 PTR sys_munmap 212 PTR sys_munmap
213 PTR sys_brk 213 PTR sys_brk
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 30f3b6317a83..7438e92f8a01 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -129,12 +129,12 @@ EXPORT(sysn32_call_table)
129 PTR sys_newlstat 129 PTR sys_newlstat
130 PTR sys_poll 130 PTR sys_poll
131 PTR sys_lseek 131 PTR sys_lseek
132 PTR old_mmap 132 PTR sys_mips_mmap
133 PTR sys_mprotect /* 6010 */ 133 PTR sys_mprotect /* 6010 */
134 PTR sys_munmap 134 PTR sys_munmap
135 PTR sys_brk 135 PTR sys_brk
136 PTR sys32_rt_sigaction 136 PTR sys_32_rt_sigaction
137 PTR sys32_rt_sigprocmask 137 PTR sys_32_rt_sigprocmask
138 PTR compat_sys_ioctl /* 6015 */ 138 PTR compat_sys_ioctl /* 6015 */
139 PTR sys_pread64 139 PTR sys_pread64
140 PTR sys_pwrite64 140 PTR sys_pwrite64
@@ -159,7 +159,7 @@ EXPORT(sysn32_call_table)
159 PTR compat_sys_setitimer 159 PTR compat_sys_setitimer
160 PTR sys_alarm 160 PTR sys_alarm
161 PTR sys_getpid 161 PTR sys_getpid
162 PTR sys32_sendfile 162 PTR sys_32_sendfile
163 PTR sys_socket /* 6040 */ 163 PTR sys_socket /* 6040 */
164 PTR sys_connect 164 PTR sys_connect
165 PTR sys_accept 165 PTR sys_accept
@@ -181,14 +181,14 @@ EXPORT(sysn32_call_table)
181 PTR sys_exit 181 PTR sys_exit
182 PTR compat_sys_wait4 182 PTR compat_sys_wait4
183 PTR sys_kill /* 6060 */ 183 PTR sys_kill /* 6060 */
184 PTR sys32_newuname 184 PTR sys_32_newuname
185 PTR sys_semget 185 PTR sys_semget
186 PTR sys_semop 186 PTR sys_semop
187 PTR sysn32_semctl 187 PTR sys_n32_semctl
188 PTR sys_shmdt /* 6065 */ 188 PTR sys_shmdt /* 6065 */
189 PTR sys_msgget 189 PTR sys_msgget
190 PTR sysn32_msgsnd 190 PTR sys_n32_msgsnd
191 PTR sysn32_msgrcv 191 PTR sys_n32_msgrcv
192 PTR compat_sys_msgctl 192 PTR compat_sys_msgctl
193 PTR compat_sys_fcntl /* 6070 */ 193 PTR compat_sys_fcntl /* 6070 */
194 PTR sys_flock 194 PTR sys_flock
@@ -245,15 +245,15 @@ EXPORT(sysn32_call_table)
245 PTR sys_getsid 245 PTR sys_getsid
246 PTR sys_capget 246 PTR sys_capget
247 PTR sys_capset 247 PTR sys_capset
248 PTR sys32_rt_sigpending /* 6125 */ 248 PTR sys_32_rt_sigpending /* 6125 */
249 PTR compat_sys_rt_sigtimedwait 249 PTR compat_sys_rt_sigtimedwait
250 PTR sys32_rt_sigqueueinfo 250 PTR sys_32_rt_sigqueueinfo
251 PTR sysn32_rt_sigsuspend 251 PTR sysn32_rt_sigsuspend
252 PTR sys32_sigaltstack 252 PTR sys32_sigaltstack
253 PTR compat_sys_utime /* 6130 */ 253 PTR compat_sys_utime /* 6130 */
254 PTR sys_mknod 254 PTR sys_mknod
255 PTR sys32_personality 255 PTR sys_32_personality
256 PTR sys32_ustat 256 PTR sys_32_ustat
257 PTR compat_sys_statfs 257 PTR compat_sys_statfs
258 PTR compat_sys_fstatfs /* 6135 */ 258 PTR compat_sys_fstatfs /* 6135 */
259 PTR sys_sysfs 259 PTR sys_sysfs
@@ -265,14 +265,14 @@ EXPORT(sysn32_call_table)
265 PTR sys_sched_getscheduler 265 PTR sys_sched_getscheduler
266 PTR sys_sched_get_priority_max 266 PTR sys_sched_get_priority_max
267 PTR sys_sched_get_priority_min 267 PTR sys_sched_get_priority_min
268 PTR sys32_sched_rr_get_interval /* 6145 */ 268 PTR sys_32_sched_rr_get_interval /* 6145 */
269 PTR sys_mlock 269 PTR sys_mlock
270 PTR sys_munlock 270 PTR sys_munlock
271 PTR sys_mlockall 271 PTR sys_mlockall
272 PTR sys_munlockall 272 PTR sys_munlockall
273 PTR sys_vhangup /* 6150 */ 273 PTR sys_vhangup /* 6150 */
274 PTR sys_pivot_root 274 PTR sys_pivot_root
275 PTR sys32_sysctl 275 PTR sys_32_sysctl
276 PTR sys_prctl 276 PTR sys_prctl
277 PTR compat_sys_adjtimex 277 PTR compat_sys_adjtimex
278 PTR compat_sys_setrlimit /* 6155 */ 278 PTR compat_sys_setrlimit /* 6155 */
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index fefef4af8595..b0fef4ff9827 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -265,12 +265,12 @@ sys_call_table:
265 PTR sys_olduname 265 PTR sys_olduname
266 PTR sys_umask /* 4060 */ 266 PTR sys_umask /* 4060 */
267 PTR sys_chroot 267 PTR sys_chroot
268 PTR sys32_ustat 268 PTR sys_32_ustat
269 PTR sys_dup2 269 PTR sys_dup2
270 PTR sys_getppid 270 PTR sys_getppid
271 PTR sys_getpgrp /* 4065 */ 271 PTR sys_getpgrp /* 4065 */
272 PTR sys_setsid 272 PTR sys_setsid
273 PTR sys32_sigaction 273 PTR sys_32_sigaction
274 PTR sys_sgetmask 274 PTR sys_sgetmask
275 PTR sys_ssetmask 275 PTR sys_ssetmask
276 PTR sys_setreuid /* 4070 */ 276 PTR sys_setreuid /* 4070 */
@@ -293,7 +293,7 @@ sys_call_table:
293 PTR sys_swapon 293 PTR sys_swapon
294 PTR sys_reboot 294 PTR sys_reboot
295 PTR compat_sys_old_readdir 295 PTR compat_sys_old_readdir
296 PTR old_mmap /* 4090 */ 296 PTR sys_mips_mmap /* 4090 */
297 PTR sys_munmap 297 PTR sys_munmap
298 PTR sys_truncate 298 PTR sys_truncate
299 PTR sys_ftruncate 299 PTR sys_ftruncate
@@ -320,12 +320,12 @@ sys_call_table:
320 PTR compat_sys_wait4 320 PTR compat_sys_wait4
321 PTR sys_swapoff /* 4115 */ 321 PTR sys_swapoff /* 4115 */
322 PTR compat_sys_sysinfo 322 PTR compat_sys_sysinfo
323 PTR sys32_ipc 323 PTR sys_32_ipc
324 PTR sys_fsync 324 PTR sys_fsync
325 PTR sys32_sigreturn 325 PTR sys32_sigreturn
326 PTR sys32_clone /* 4120 */ 326 PTR sys32_clone /* 4120 */
327 PTR sys_setdomainname 327 PTR sys_setdomainname
328 PTR sys32_newuname 328 PTR sys_32_newuname
329 PTR sys_ni_syscall /* sys_modify_ldt */ 329 PTR sys_ni_syscall /* sys_modify_ldt */
330 PTR compat_sys_adjtimex 330 PTR compat_sys_adjtimex
331 PTR sys_mprotect /* 4125 */ 331 PTR sys_mprotect /* 4125 */
@@ -339,11 +339,11 @@ sys_call_table:
339 PTR sys_fchdir 339 PTR sys_fchdir
340 PTR sys_bdflush 340 PTR sys_bdflush
341 PTR sys_sysfs /* 4135 */ 341 PTR sys_sysfs /* 4135 */
342 PTR sys32_personality 342 PTR sys_32_personality
343 PTR sys_ni_syscall /* for afs_syscall */ 343 PTR sys_ni_syscall /* for afs_syscall */
344 PTR sys_setfsuid 344 PTR sys_setfsuid
345 PTR sys_setfsgid 345 PTR sys_setfsgid
346 PTR sys32_llseek /* 4140 */ 346 PTR sys_32_llseek /* 4140 */
347 PTR compat_sys_getdents 347 PTR compat_sys_getdents
348 PTR compat_sys_select 348 PTR compat_sys_select
349 PTR sys_flock 349 PTR sys_flock
@@ -356,7 +356,7 @@ sys_call_table:
356 PTR sys_ni_syscall /* 4150 */ 356 PTR sys_ni_syscall /* 4150 */
357 PTR sys_getsid 357 PTR sys_getsid
358 PTR sys_fdatasync 358 PTR sys_fdatasync
359 PTR sys32_sysctl 359 PTR sys_32_sysctl
360 PTR sys_mlock 360 PTR sys_mlock
361 PTR sys_munlock /* 4155 */ 361 PTR sys_munlock /* 4155 */
362 PTR sys_mlockall 362 PTR sys_mlockall
@@ -368,7 +368,7 @@ sys_call_table:
368 PTR sys_sched_yield 368 PTR sys_sched_yield
369 PTR sys_sched_get_priority_max 369 PTR sys_sched_get_priority_max
370 PTR sys_sched_get_priority_min 370 PTR sys_sched_get_priority_min
371 PTR sys32_sched_rr_get_interval /* 4165 */ 371 PTR sys_32_sched_rr_get_interval /* 4165 */
372 PTR compat_sys_nanosleep 372 PTR compat_sys_nanosleep
373 PTR sys_mremap 373 PTR sys_mremap
374 PTR sys_accept 374 PTR sys_accept
@@ -397,25 +397,25 @@ sys_call_table:
397 PTR sys_getresgid 397 PTR sys_getresgid
398 PTR sys_prctl 398 PTR sys_prctl
399 PTR sys32_rt_sigreturn 399 PTR sys32_rt_sigreturn
400 PTR sys32_rt_sigaction 400 PTR sys_32_rt_sigaction
401 PTR sys32_rt_sigprocmask /* 4195 */ 401 PTR sys_32_rt_sigprocmask /* 4195 */
402 PTR sys32_rt_sigpending 402 PTR sys_32_rt_sigpending
403 PTR compat_sys_rt_sigtimedwait 403 PTR compat_sys_rt_sigtimedwait
404 PTR sys32_rt_sigqueueinfo 404 PTR sys_32_rt_sigqueueinfo
405 PTR sys32_rt_sigsuspend 405 PTR sys32_rt_sigsuspend
406 PTR sys32_pread /* 4200 */ 406 PTR sys_32_pread /* 4200 */
407 PTR sys32_pwrite 407 PTR sys_32_pwrite
408 PTR sys_chown 408 PTR sys_chown
409 PTR sys_getcwd 409 PTR sys_getcwd
410 PTR sys_capget 410 PTR sys_capget
411 PTR sys_capset /* 4205 */ 411 PTR sys_capset /* 4205 */
412 PTR sys32_sigaltstack 412 PTR sys32_sigaltstack
413 PTR sys32_sendfile 413 PTR sys_32_sendfile
414 PTR sys_ni_syscall 414 PTR sys_ni_syscall
415 PTR sys_ni_syscall 415 PTR sys_ni_syscall
416 PTR sys32_mmap2 /* 4210 */ 416 PTR sys_mips_mmap2 /* 4210 */
417 PTR sys32_truncate64 417 PTR sys_32_truncate64
418 PTR sys32_ftruncate64 418 PTR sys_32_ftruncate64
419 PTR sys_newstat 419 PTR sys_newstat
420 PTR sys_newlstat 420 PTR sys_newlstat
421 PTR sys_newfstat /* 4215 */ 421 PTR sys_newfstat /* 4215 */
@@ -481,7 +481,7 @@ sys_call_table:
481 PTR compat_sys_mq_notify /* 4275 */ 481 PTR compat_sys_mq_notify /* 4275 */
482 PTR compat_sys_mq_getsetattr 482 PTR compat_sys_mq_getsetattr
483 PTR sys_ni_syscall /* sys_vserver */ 483 PTR sys_ni_syscall /* sys_vserver */
484 PTR sys32_waitid 484 PTR sys_32_waitid
485 PTR sys_ni_syscall /* available, was setaltroot */ 485 PTR sys_ni_syscall /* available, was setaltroot */
486 PTR sys_add_key /* 4280 */ 486 PTR sys_add_key /* 4280 */
487 PTR sys_request_key 487 PTR sys_request_key
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index a4e106c56ab5..830c5ef9932b 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -19,6 +19,7 @@
19#include <linux/ptrace.h> 19#include <linux/ptrace.h>
20#include <linux/unistd.h> 20#include <linux/unistd.h>
21#include <linux/compiler.h> 21#include <linux/compiler.h>
22#include <linux/syscalls.h>
22#include <linux/uaccess.h> 23#include <linux/uaccess.h>
23 24
24#include <asm/abi.h> 25#include <asm/abi.h>
@@ -338,8 +339,8 @@ asmlinkage int sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
338} 339}
339 340
340#ifdef CONFIG_TRAD_SIGNALS 341#ifdef CONFIG_TRAD_SIGNALS
341asmlinkage int sys_sigaction(int sig, const struct sigaction __user *act, 342SYSCALL_DEFINE3(sigaction, int, sig, const struct sigaction __user *, act,
342 struct sigaction __user *oact) 343 struct sigaction __user *, oact)
343{ 344{
344 struct k_sigaction new_ka, old_ka; 345 struct k_sigaction new_ka, old_ka;
345 int ret; 346 int ret;
diff --git a/arch/mips/kernel/signal32.c b/arch/mips/kernel/signal32.c
index 652709b353ad..2e74075ac0ca 100644
--- a/arch/mips/kernel/signal32.c
+++ b/arch/mips/kernel/signal32.c
@@ -349,8 +349,8 @@ asmlinkage int sys32_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
349 return -ERESTARTNOHAND; 349 return -ERESTARTNOHAND;
350} 350}
351 351
352asmlinkage int sys32_sigaction(int sig, const struct sigaction32 __user *act, 352SYSCALL_DEFINE3(32_sigaction, long, sig, const struct sigaction32 __user *, act,
353 struct sigaction32 __user *oact) 353 struct sigaction32 __user *, oact)
354{ 354{
355 struct k_sigaction new_ka, old_ka; 355 struct k_sigaction new_ka, old_ka;
356 int ret; 356 int ret;
@@ -704,9 +704,9 @@ struct mips_abi mips_abi_32 = {
704 .restart = __NR_O32_restart_syscall 704 .restart = __NR_O32_restart_syscall
705}; 705};
706 706
707asmlinkage int sys32_rt_sigaction(int sig, const struct sigaction32 __user *act, 707SYSCALL_DEFINE4(32_rt_sigaction, int, sig,
708 struct sigaction32 __user *oact, 708 const struct sigaction32 __user *, act,
709 unsigned int sigsetsize) 709 struct sigaction32 __user *, oact, unsigned int, sigsetsize)
710{ 710{
711 struct k_sigaction new_sa, old_sa; 711 struct k_sigaction new_sa, old_sa;
712 int ret = -EINVAL; 712 int ret = -EINVAL;
@@ -748,8 +748,8 @@ out:
748 return ret; 748 return ret;
749} 749}
750 750
751asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t __user *set, 751SYSCALL_DEFINE4(32_rt_sigprocmask, int, how, compat_sigset_t __user *, set,
752 compat_sigset_t __user *oset, unsigned int sigsetsize) 752 compat_sigset_t __user *, oset, unsigned int, sigsetsize)
753{ 753{
754 sigset_t old_set, new_set; 754 sigset_t old_set, new_set;
755 int ret; 755 int ret;
@@ -770,8 +770,8 @@ asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
770 return ret; 770 return ret;
771} 771}
772 772
773asmlinkage int sys32_rt_sigpending(compat_sigset_t __user *uset, 773SYSCALL_DEFINE2(32_rt_sigpending, compat_sigset_t __user *, uset,
774 unsigned int sigsetsize) 774 unsigned int, sigsetsize)
775{ 775{
776 int ret; 776 int ret;
777 sigset_t set; 777 sigset_t set;
@@ -787,7 +787,8 @@ asmlinkage int sys32_rt_sigpending(compat_sigset_t __user *uset,
787 return ret; 787 return ret;
788} 788}
789 789
790asmlinkage int sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo) 790SYSCALL_DEFINE3(32_rt_sigqueueinfo, int, pid, int, sig,
791 compat_siginfo_t __user *, uinfo)
791{ 792{
792 siginfo_t info; 793 siginfo_t info;
793 int ret; 794 int ret;
@@ -802,10 +803,9 @@ asmlinkage int sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *
802 return ret; 803 return ret;
803} 804}
804 805
805asmlinkage long 806SYSCALL_DEFINE5(32_waitid, int, which, compat_pid_t, pid,
806sys32_waitid(int which, compat_pid_t pid, 807 compat_siginfo_t __user *, uinfo, int, options,
807 compat_siginfo_t __user *uinfo, int options, 808 struct compat_rusage __user *, uru)
808 struct compat_rusage __user *uru)
809{ 809{
810 siginfo_t info; 810 siginfo_t info;
811 struct rusage ru; 811 struct rusage ru;
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 37970d9b2186..8cf384644040 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -152,9 +152,9 @@ out:
152 return error; 152 return error;
153} 153}
154 154
155asmlinkage unsigned long 155SYSCALL_DEFINE6(mips_mmap, unsigned long, addr, unsigned long, len,
156old_mmap(unsigned long addr, unsigned long len, int prot, 156 unsigned long, prot, unsigned long, flags, unsigned long,
157 int flags, int fd, off_t offset) 157 fd, off_t, offset)
158{ 158{
159 unsigned long result; 159 unsigned long result;
160 160
@@ -168,9 +168,9 @@ out:
168 return result; 168 return result;
169} 169}
170 170
171asmlinkage unsigned long 171SYSCALL_DEFINE6(mips_mmap2, unsigned long, addr, unsigned long, len,
172sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, 172 unsigned long, prot, unsigned long, flags, unsigned long, fd,
173 unsigned long flags, unsigned long fd, unsigned long pgoff) 173 unsigned long, pgoff)
174{ 174{
175 if (pgoff & (~PAGE_MASK >> 12)) 175 if (pgoff & (~PAGE_MASK >> 12))
176 return -EINVAL; 176 return -EINVAL;
@@ -240,7 +240,7 @@ out:
240/* 240/*
241 * Compacrapability ... 241 * Compacrapability ...
242 */ 242 */
243asmlinkage int sys_uname(struct old_utsname __user * name) 243SYSCALL_DEFINE1(uname, struct old_utsname __user *, name)
244{ 244{
245 if (name && !copy_to_user(name, utsname(), sizeof (*name))) 245 if (name && !copy_to_user(name, utsname(), sizeof (*name)))
246 return 0; 246 return 0;
@@ -250,7 +250,7 @@ asmlinkage int sys_uname(struct old_utsname __user * name)
250/* 250/*
251 * Compacrapability ... 251 * Compacrapability ...
252 */ 252 */
253asmlinkage int sys_olduname(struct oldold_utsname __user * name) 253SYSCALL_DEFINE1(olduname, struct oldold_utsname __user *, name)
254{ 254{
255 int error; 255 int error;
256 256
@@ -279,7 +279,7 @@ asmlinkage int sys_olduname(struct oldold_utsname __user * name)
279 return error; 279 return error;
280} 280}
281 281
282asmlinkage int sys_set_thread_area(unsigned long addr) 282SYSCALL_DEFINE1(set_thread_area, unsigned long, addr)
283{ 283{
284 struct thread_info *ti = task_thread_info(current); 284 struct thread_info *ti = task_thread_info(current);
285 285
@@ -290,7 +290,7 @@ asmlinkage int sys_set_thread_area(unsigned long addr)
290 return 0; 290 return 0;
291} 291}
292 292
293asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) 293asmlinkage int _sys_sysmips(long cmd, long arg1, long arg2, long arg3)
294{ 294{
295 switch (cmd) { 295 switch (cmd) {
296 case MIPS_ATOMIC_SET: 296 case MIPS_ATOMIC_SET:
@@ -325,8 +325,8 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3)
325 * 325 *
326 * This is really horribly ugly. 326 * This is really horribly ugly.
327 */ 327 */
328asmlinkage int sys_ipc(unsigned int call, int first, int second, 328SYSCALL_DEFINE6(ipc, unsigned int, call, int, first, int, second,
329 unsigned long third, void __user *ptr, long fifth) 329 unsigned long, third, void __user *, ptr, long, fifth)
330{ 330{
331 int version, ret; 331 int version, ret;
332 332
@@ -411,7 +411,7 @@ asmlinkage int sys_ipc(unsigned int call, int first, int second,
411/* 411/*
412 * No implemented yet ... 412 * No implemented yet ...
413 */ 413 */
414asmlinkage int sys_cachectl(char *addr, int nbytes, int op) 414SYSCALL_DEFINE3(cachectl, char *, addr, int, nbytes, int, op)
415{ 415{
416 return -ENOSYS; 416 return -ENOSYS;
417} 417}
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index 98ad0a82c29e..694d51f523d1 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -13,6 +13,7 @@
13#include <linux/linkage.h> 13#include <linux/linkage.h>
14#include <linux/module.h> 14#include <linux/module.h>
15#include <linux/sched.h> 15#include <linux/sched.h>
16#include <linux/syscalls.h>
16#include <linux/mm.h> 17#include <linux/mm.h>
17 18
18#include <asm/cacheflush.h> 19#include <asm/cacheflush.h>
@@ -58,8 +59,8 @@ EXPORT_SYMBOL(_dma_cache_wback_inv);
58 * We could optimize the case where the cache argument is not BCACHE but 59 * We could optimize the case where the cache argument is not BCACHE but
59 * that seems very atypical use ... 60 * that seems very atypical use ...
60 */ 61 */
61asmlinkage int sys_cacheflush(unsigned long addr, 62SYSCALL_DEFINE3(cacheflush, unsigned long, addr, unsigned long, bytes,
62 unsigned long bytes, unsigned int cache) 63 unsigned int, cache)
63{ 64{
64 if (bytes == 0) 65 if (bytes == 0)
65 return 0; 66 return 0;
diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
index 77fae5f64f2e..5558d932b4d5 100644
--- a/arch/powerpc/sysdev/ppc4xx_pci.c
+++ b/arch/powerpc/sysdev/ppc4xx_pci.c
@@ -204,6 +204,23 @@ static int __init ppc4xx_setup_one_pci_PMM(struct pci_controller *hose,
204{ 204{
205 u32 ma, pcila, pciha; 205 u32 ma, pcila, pciha;
206 206
207 /* Hack warning ! The "old" PCI 2.x cell only let us configure the low
208 * 32-bit of incoming PLB addresses. The top 4 bits of the 36-bit
209 * address are actually hard wired to a value that appears to depend
210 * on the specific SoC. For example, it's 0 on 440EP and 1 on 440EPx.
211 *
212 * The trick here is we just crop those top bits and ignore them when
213 * programming the chip. That means the device-tree has to be right
214 * for the specific part used (we don't print a warning if it's wrong
215 * but on the other hand, you'll crash quickly enough), but at least
216 * this code should work whatever the hard coded value is
217 */
218 plb_addr &= 0xffffffffull;
219
220 /* Note: Due to the above hack, the test below doesn't actually test
221 * if you address is above 4G, but it tests that address and
222 * (address + size) are both contained in the same 4G
223 */
207 if ((plb_addr + size) > 0xffffffffull || !is_power_of_2(size) || 224 if ((plb_addr + size) > 0xffffffffull || !is_power_of_2(size) ||
208 size < 0x1000 || (plb_addr & (size - 1)) != 0) { 225 size < 0x1000 || (plb_addr & (size - 1)) != 0) {
209 printk(KERN_WARNING "%s: Resource out of range\n", 226 printk(KERN_WARNING "%s: Resource out of range\n",
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 7c35787d29b4..72da416f6162 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -22,7 +22,6 @@
22#include <linux/gpio.h> 22#include <linux/gpio.h>
23#include <linux/spi/spi.h> 23#include <linux/spi/spi.h>
24#include <linux/spi/spi_gpio.h> 24#include <linux/spi/spi_gpio.h>
25#include <media/ov772x.h>
26#include <media/soc_camera_platform.h> 25#include <media/soc_camera_platform.h>
27#include <media/sh_mobile_ceu.h> 26#include <media/sh_mobile_ceu.h>
28#include <video/sh_mobile_lcdc.h> 27#include <video/sh_mobile_lcdc.h>
@@ -224,7 +223,6 @@ static void camera_power(int val)
224} 223}
225 224
226#ifdef CONFIG_I2C 225#ifdef CONFIG_I2C
227/* support for the old ncm03j camera */
228static unsigned char camera_ncm03j_magic[] = 226static unsigned char camera_ncm03j_magic[] =
229{ 227{
230 0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8, 228 0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8,
@@ -245,23 +243,6 @@ static unsigned char camera_ncm03j_magic[] =
245 0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F, 243 0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F,
246}; 244};
247 245
248static int camera_probe(void)
249{
250 struct i2c_adapter *a = i2c_get_adapter(0);
251 struct i2c_msg msg;
252 int ret;
253
254 camera_power(1);
255 msg.addr = 0x6e;
256 msg.buf = camera_ncm03j_magic;
257 msg.len = 2;
258 msg.flags = 0;
259 ret = i2c_transfer(a, &msg, 1);
260 camera_power(0);
261
262 return ret;
263}
264
265static int camera_set_capture(struct soc_camera_platform_info *info, 246static int camera_set_capture(struct soc_camera_platform_info *info,
266 int enable) 247 int enable)
267{ 248{
@@ -313,35 +294,8 @@ static struct platform_device camera_device = {
313 .platform_data = &camera_info, 294 .platform_data = &camera_info,
314 }, 295 },
315}; 296};
316
317static int __init camera_setup(void)
318{
319 if (camera_probe() > 0)
320 platform_device_register(&camera_device);
321
322 return 0;
323}
324late_initcall(camera_setup);
325
326#endif /* CONFIG_I2C */ 297#endif /* CONFIG_I2C */
327 298
328static int ov7725_power(struct device *dev, int mode)
329{
330 camera_power(0);
331 if (mode)
332 camera_power(1);
333
334 return 0;
335}
336
337static struct ov772x_camera_info ov7725_info = {
338 .buswidth = SOCAM_DATAWIDTH_8,
339 .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
340 .link = {
341 .power = ov7725_power,
342 },
343};
344
345static struct sh_mobile_ceu_info sh_mobile_ceu_info = { 299static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
346 .flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH | 300 .flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
347 SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8, 301 SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
@@ -392,6 +346,9 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
392 &ap325rxa_nor_flash_device, 346 &ap325rxa_nor_flash_device,
393 &lcdc_device, 347 &lcdc_device,
394 &ceu_device, 348 &ceu_device,
349#ifdef CONFIG_I2C
350 &camera_device,
351#endif
395 &nand_flash_device, 352 &nand_flash_device,
396 &sdcard_cn3_device, 353 &sdcard_cn3_device,
397}; 354};
@@ -400,10 +357,6 @@ static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
400 { 357 {
401 I2C_BOARD_INFO("pcf8563", 0x51), 358 I2C_BOARD_INFO("pcf8563", 0x51),
402 }, 359 },
403 {
404 I2C_BOARD_INFO("ov772x", 0x21),
405 .platform_data = &ov7725_info,
406 },
407}; 360};
408 361
409static struct spi_board_info ap325rxa_spi_devices[] = { 362static struct spi_board_info ap325rxa_spi_devices[] = {
diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
index 020a96fe961a..4a5e59732334 100644
--- a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
+++ b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c
@@ -18,8 +18,8 @@
18#include <asm/freq.h> 18#include <asm/freq.h>
19#include <asm/io.h> 19#include <asm/io.h>
20 20
21const static int pll1rate[]={1,2,3,4,6,8}; 21static const int pll1rate[]={1,2,3,4,6,8};
22const static int pfc_divisors[]={1,2,3,4,6,8,12}; 22static const int pfc_divisors[]={1,2,3,4,6,8,12};
23#define ifc_divisors pfc_divisors 23#define ifc_divisors pfc_divisors
24 24
25#if (CONFIG_SH_CLK_MD == 0) 25#if (CONFIG_SH_CLK_MD == 0)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 8fc9a847cf48..bcc1d2a9d050 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1804,7 +1804,7 @@ config DMAR
1804 remapping devices. 1804 remapping devices.
1805 1805
1806config DMAR_DEFAULT_ON 1806config DMAR_DEFAULT_ON
1807 def_bool n 1807 def_bool y
1808 prompt "Enable DMA Remapping Devices by default" 1808 prompt "Enable DMA Remapping Devices by default"
1809 depends on DMAR 1809 depends on DMAR
1810 help 1810 help
diff --git a/arch/x86/include/asm/iomap.h b/arch/x86/include/asm/iomap.h
index c1f06289b14b..86af26091d6c 100644
--- a/arch/x86/include/asm/iomap.h
+++ b/arch/x86/include/asm/iomap.h
@@ -23,6 +23,9 @@
23#include <asm/pgtable.h> 23#include <asm/pgtable.h>
24#include <asm/tlbflush.h> 24#include <asm/tlbflush.h>
25 25
26int
27is_io_mapping_possible(resource_size_t base, unsigned long size);
28
26void * 29void *
27iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot); 30iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot);
28 31
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index 7ffcdeec4631..b9cc84a2a4fc 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -65,7 +65,7 @@ static volatile unsigned long smp_invalidate_needed;
65 65
66/* Bitmask of CPUs present in the system - exported by i386_syms.c, used 66/* Bitmask of CPUs present in the system - exported by i386_syms.c, used
67 * by scheduler but indexed physically */ 67 * by scheduler but indexed physically */
68cpumask_t phys_cpu_present_map = CPU_MASK_NONE; 68static cpumask_t voyager_phys_cpu_present_map = CPU_MASK_NONE;
69 69
70/* The internal functions */ 70/* The internal functions */
71static void send_CPI(__u32 cpuset, __u8 cpi); 71static void send_CPI(__u32 cpuset, __u8 cpi);
@@ -366,19 +366,19 @@ void __init find_smp_config(void)
366 /* set up everything for just this CPU, we can alter 366 /* set up everything for just this CPU, we can alter
367 * this as we start the other CPUs later */ 367 * this as we start the other CPUs later */
368 /* now get the CPU disposition from the extended CMOS */ 368 /* now get the CPU disposition from the extended CMOS */
369 cpus_addr(phys_cpu_present_map)[0] = 369 cpus_addr(voyager_phys_cpu_present_map)[0] =
370 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK); 370 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK);
371 cpus_addr(phys_cpu_present_map)[0] |= 371 cpus_addr(voyager_phys_cpu_present_map)[0] |=
372 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 1) << 8; 372 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 1) << 8;
373 cpus_addr(phys_cpu_present_map)[0] |= 373 cpus_addr(voyager_phys_cpu_present_map)[0] |=
374 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 374 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK +
375 2) << 16; 375 2) << 16;
376 cpus_addr(phys_cpu_present_map)[0] |= 376 cpus_addr(voyager_phys_cpu_present_map)[0] |=
377 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK + 377 voyager_extended_cmos_read(VOYAGER_PROCESSOR_PRESENT_MASK +
378 3) << 24; 378 3) << 24;
379 init_cpu_possible(&phys_cpu_present_map); 379 init_cpu_possible(&voyager_phys_cpu_present_map);
380 printk("VOYAGER SMP: phys_cpu_present_map = 0x%lx\n", 380 printk("VOYAGER SMP: voyager_phys_cpu_present_map = 0x%lx\n",
381 cpus_addr(phys_cpu_present_map)[0]); 381 cpus_addr(voyager_phys_cpu_present_map)[0]);
382 /* Here we set up the VIC to enable SMP */ 382 /* Here we set up the VIC to enable SMP */
383 /* enable the CPIs by writing the base vector to their register */ 383 /* enable the CPIs by writing the base vector to their register */
384 outb(VIC_DEFAULT_CPI_BASE, VIC_CPI_BASE_REGISTER); 384 outb(VIC_DEFAULT_CPI_BASE, VIC_CPI_BASE_REGISTER);
@@ -628,15 +628,15 @@ void __init smp_boot_cpus(void)
628 /* now that the cat has probed the Voyager System Bus, sanity 628 /* now that the cat has probed the Voyager System Bus, sanity
629 * check the cpu map */ 629 * check the cpu map */
630 if (((voyager_quad_processors | voyager_extended_vic_processors) 630 if (((voyager_quad_processors | voyager_extended_vic_processors)
631 & cpus_addr(phys_cpu_present_map)[0]) != 631 & cpus_addr(voyager_phys_cpu_present_map)[0]) !=
632 cpus_addr(phys_cpu_present_map)[0]) { 632 cpus_addr(voyager_phys_cpu_present_map)[0]) {
633 /* should panic */ 633 /* should panic */
634 printk("\n\n***WARNING*** " 634 printk("\n\n***WARNING*** "
635 "Sanity check of CPU present map FAILED\n"); 635 "Sanity check of CPU present map FAILED\n");
636 } 636 }
637 } else if (voyager_level == 4) 637 } else if (voyager_level == 4)
638 voyager_extended_vic_processors = 638 voyager_extended_vic_processors =
639 cpus_addr(phys_cpu_present_map)[0]; 639 cpus_addr(voyager_phys_cpu_present_map)[0];
640 640
641 /* this sets up the idle task to run on the current cpu */ 641 /* this sets up the idle task to run on the current cpu */
642 voyager_extended_cpus = 1; 642 voyager_extended_cpus = 1;
@@ -670,7 +670,7 @@ void __init smp_boot_cpus(void)
670 /* loop over all the extended VIC CPUs and boot them. The 670 /* loop over all the extended VIC CPUs and boot them. The
671 * Quad CPUs must be bootstrapped by their extended VIC cpu */ 671 * Quad CPUs must be bootstrapped by their extended VIC cpu */
672 for (i = 0; i < nr_cpu_ids; i++) { 672 for (i = 0; i < nr_cpu_ids; i++) {
673 if (i == boot_cpu_id || !cpu_isset(i, phys_cpu_present_map)) 673 if (i == boot_cpu_id || !cpu_isset(i, voyager_phys_cpu_present_map))
674 continue; 674 continue;
675 do_boot_cpu(i); 675 do_boot_cpu(i);
676 /* This udelay seems to be needed for the Quad boots 676 /* This udelay seems to be needed for the Quad boots
diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c
index ca53224fc56c..6c2b1af16926 100644
--- a/arch/x86/mm/iomap_32.c
+++ b/arch/x86/mm/iomap_32.c
@@ -20,6 +20,24 @@
20#include <asm/pat.h> 20#include <asm/pat.h>
21#include <linux/module.h> 21#include <linux/module.h>
22 22
23#ifdef CONFIG_X86_PAE
24int
25is_io_mapping_possible(resource_size_t base, unsigned long size)
26{
27 return 1;
28}
29#else
30int
31is_io_mapping_possible(resource_size_t base, unsigned long size)
32{
33 /* There is no way to map greater than 1 << 32 address without PAE */
34 if (base + size > 0x100000000ULL)
35 return 0;
36
37 return 1;
38}
39#endif
40
23/* Map 'pfn' using fixed map 'type' and protections 'prot' 41/* Map 'pfn' using fixed map 'type' and protections 'prot'
24 */ 42 */
25void * 43void *
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index 93d82038af4b..9f205030d9aa 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -32,11 +32,14 @@ struct kmmio_fault_page {
32 struct list_head list; 32 struct list_head list;
33 struct kmmio_fault_page *release_next; 33 struct kmmio_fault_page *release_next;
34 unsigned long page; /* location of the fault page */ 34 unsigned long page; /* location of the fault page */
35 bool old_presence; /* page presence prior to arming */
36 bool armed;
35 37
36 /* 38 /*
37 * Number of times this page has been registered as a part 39 * Number of times this page has been registered as a part
38 * of a probe. If zero, page is disarmed and this may be freed. 40 * of a probe. If zero, page is disarmed and this may be freed.
39 * Used only by writers (RCU). 41 * Used only by writers (RCU) and post_kmmio_handler().
42 * Protected by kmmio_lock, when linked into kmmio_page_table.
40 */ 43 */
41 int count; 44 int count;
42}; 45};
@@ -105,57 +108,85 @@ static struct kmmio_fault_page *get_kmmio_fault_page(unsigned long page)
105 return NULL; 108 return NULL;
106} 109}
107 110
108static void set_page_present(unsigned long addr, bool present, 111static void set_pmd_presence(pmd_t *pmd, bool present, bool *old)
109 unsigned int *pglevel) 112{
113 pmdval_t v = pmd_val(*pmd);
114 *old = !!(v & _PAGE_PRESENT);
115 v &= ~_PAGE_PRESENT;
116 if (present)
117 v |= _PAGE_PRESENT;
118 set_pmd(pmd, __pmd(v));
119}
120
121static void set_pte_presence(pte_t *pte, bool present, bool *old)
122{
123 pteval_t v = pte_val(*pte);
124 *old = !!(v & _PAGE_PRESENT);
125 v &= ~_PAGE_PRESENT;
126 if (present)
127 v |= _PAGE_PRESENT;
128 set_pte_atomic(pte, __pte(v));
129}
130
131static int set_page_presence(unsigned long addr, bool present, bool *old)
110{ 132{
111 pteval_t pteval;
112 pmdval_t pmdval;
113 unsigned int level; 133 unsigned int level;
114 pmd_t *pmd;
115 pte_t *pte = lookup_address(addr, &level); 134 pte_t *pte = lookup_address(addr, &level);
116 135
117 if (!pte) { 136 if (!pte) {
118 pr_err("kmmio: no pte for page 0x%08lx\n", addr); 137 pr_err("kmmio: no pte for page 0x%08lx\n", addr);
119 return; 138 return -1;
120 } 139 }
121 140
122 if (pglevel)
123 *pglevel = level;
124
125 switch (level) { 141 switch (level) {
126 case PG_LEVEL_2M: 142 case PG_LEVEL_2M:
127 pmd = (pmd_t *)pte; 143 set_pmd_presence((pmd_t *)pte, present, old);
128 pmdval = pmd_val(*pmd) & ~_PAGE_PRESENT;
129 if (present)
130 pmdval |= _PAGE_PRESENT;
131 set_pmd(pmd, __pmd(pmdval));
132 break; 144 break;
133
134 case PG_LEVEL_4K: 145 case PG_LEVEL_4K:
135 pteval = pte_val(*pte) & ~_PAGE_PRESENT; 146 set_pte_presence(pte, present, old);
136 if (present)
137 pteval |= _PAGE_PRESENT;
138 set_pte_atomic(pte, __pte(pteval));
139 break; 147 break;
140
141 default: 148 default:
142 pr_err("kmmio: unexpected page level 0x%x.\n", level); 149 pr_err("kmmio: unexpected page level 0x%x.\n", level);
143 return; 150 return -1;
144 } 151 }
145 152
146 __flush_tlb_one(addr); 153 __flush_tlb_one(addr);
154 return 0;
147} 155}
148 156
149/** Mark the given page as not present. Access to it will trigger a fault. */ 157/*
150static void arm_kmmio_fault_page(unsigned long page, unsigned int *pglevel) 158 * Mark the given page as not present. Access to it will trigger a fault.
159 *
160 * Struct kmmio_fault_page is protected by RCU and kmmio_lock, but the
161 * protection is ignored here. RCU read lock is assumed held, so the struct
162 * will not disappear unexpectedly. Furthermore, the caller must guarantee,
163 * that double arming the same virtual address (page) cannot occur.
164 *
165 * Double disarming on the other hand is allowed, and may occur when a fault
166 * and mmiotrace shutdown happen simultaneously.
167 */
168static int arm_kmmio_fault_page(struct kmmio_fault_page *f)
151{ 169{
152 set_page_present(page & PAGE_MASK, false, pglevel); 170 int ret;
171 WARN_ONCE(f->armed, KERN_ERR "kmmio page already armed.\n");
172 if (f->armed) {
173 pr_warning("kmmio double-arm: page 0x%08lx, ref %d, old %d\n",
174 f->page, f->count, f->old_presence);
175 }
176 ret = set_page_presence(f->page, false, &f->old_presence);
177 WARN_ONCE(ret < 0, KERN_ERR "kmmio arming 0x%08lx failed.\n", f->page);
178 f->armed = true;
179 return ret;
153} 180}
154 181
155/** Mark the given page as present. */ 182/** Restore the given page to saved presence state. */
156static void disarm_kmmio_fault_page(unsigned long page, unsigned int *pglevel) 183static void disarm_kmmio_fault_page(struct kmmio_fault_page *f)
157{ 184{
158 set_page_present(page & PAGE_MASK, true, pglevel); 185 bool tmp;
186 int ret = set_page_presence(f->page, f->old_presence, &tmp);
187 WARN_ONCE(ret < 0,
188 KERN_ERR "kmmio disarming 0x%08lx failed.\n", f->page);
189 f->armed = false;
159} 190}
160 191
161/* 192/*
@@ -202,28 +233,32 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr)
202 233
203 ctx = &get_cpu_var(kmmio_ctx); 234 ctx = &get_cpu_var(kmmio_ctx);
204 if (ctx->active) { 235 if (ctx->active) {
205 disarm_kmmio_fault_page(faultpage->page, NULL);
206 if (addr == ctx->addr) { 236 if (addr == ctx->addr) {
207 /* 237 /*
208 * On SMP we sometimes get recursive probe hits on the 238 * A second fault on the same page means some other
209 * same address. Context is already saved, fall out. 239 * condition needs handling by do_page_fault(), the
240 * page really not being present is the most common.
210 */ 241 */
211 pr_debug("kmmio: duplicate probe hit on CPU %d, for " 242 pr_debug("kmmio: secondary hit for 0x%08lx CPU %d.\n",
212 "address 0x%08lx.\n", 243 addr, smp_processor_id());
213 smp_processor_id(), addr); 244
214 ret = 1; 245 if (!faultpage->old_presence)
215 goto no_kmmio_ctx; 246 pr_info("kmmio: unexpected secondary hit for "
216 } 247 "address 0x%08lx on CPU %d.\n", addr,
217 /* 248 smp_processor_id());
218 * Prevent overwriting already in-flight context. 249 } else {
219 * This should not happen, let's hope disarming at least 250 /*
220 * prevents a panic. 251 * Prevent overwriting already in-flight context.
221 */ 252 * This should not happen, let's hope disarming at
222 pr_emerg("kmmio: recursive probe hit on CPU %d, " 253 * least prevents a panic.
254 */
255 pr_emerg("kmmio: recursive probe hit on CPU %d, "
223 "for address 0x%08lx. Ignoring.\n", 256 "for address 0x%08lx. Ignoring.\n",
224 smp_processor_id(), addr); 257 smp_processor_id(), addr);
225 pr_emerg("kmmio: previous hit was at 0x%08lx.\n", 258 pr_emerg("kmmio: previous hit was at 0x%08lx.\n",
226 ctx->addr); 259 ctx->addr);
260 disarm_kmmio_fault_page(faultpage);
261 }
227 goto no_kmmio_ctx; 262 goto no_kmmio_ctx;
228 } 263 }
229 ctx->active++; 264 ctx->active++;
@@ -244,7 +279,7 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr)
244 regs->flags &= ~X86_EFLAGS_IF; 279 regs->flags &= ~X86_EFLAGS_IF;
245 280
246 /* Now we set present bit in PTE and single step. */ 281 /* Now we set present bit in PTE and single step. */
247 disarm_kmmio_fault_page(ctx->fpage->page, NULL); 282 disarm_kmmio_fault_page(ctx->fpage);
248 283
249 /* 284 /*
250 * If another cpu accesses the same page while we are stepping, 285 * If another cpu accesses the same page while we are stepping,
@@ -275,7 +310,7 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs)
275 struct kmmio_context *ctx = &get_cpu_var(kmmio_ctx); 310 struct kmmio_context *ctx = &get_cpu_var(kmmio_ctx);
276 311
277 if (!ctx->active) { 312 if (!ctx->active) {
278 pr_debug("kmmio: spurious debug trap on CPU %d.\n", 313 pr_warning("kmmio: spurious debug trap on CPU %d.\n",
279 smp_processor_id()); 314 smp_processor_id());
280 goto out; 315 goto out;
281 } 316 }
@@ -283,7 +318,11 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs)
283 if (ctx->probe && ctx->probe->post_handler) 318 if (ctx->probe && ctx->probe->post_handler)
284 ctx->probe->post_handler(ctx->probe, condition, regs); 319 ctx->probe->post_handler(ctx->probe, condition, regs);
285 320
286 arm_kmmio_fault_page(ctx->fpage->page, NULL); 321 /* Prevent racing against release_kmmio_fault_page(). */
322 spin_lock(&kmmio_lock);
323 if (ctx->fpage->count)
324 arm_kmmio_fault_page(ctx->fpage);
325 spin_unlock(&kmmio_lock);
287 326
288 regs->flags &= ~X86_EFLAGS_TF; 327 regs->flags &= ~X86_EFLAGS_TF;
289 regs->flags |= ctx->saved_flags; 328 regs->flags |= ctx->saved_flags;
@@ -315,20 +354,24 @@ static int add_kmmio_fault_page(unsigned long page)
315 f = get_kmmio_fault_page(page); 354 f = get_kmmio_fault_page(page);
316 if (f) { 355 if (f) {
317 if (!f->count) 356 if (!f->count)
318 arm_kmmio_fault_page(f->page, NULL); 357 arm_kmmio_fault_page(f);
319 f->count++; 358 f->count++;
320 return 0; 359 return 0;
321 } 360 }
322 361
323 f = kmalloc(sizeof(*f), GFP_ATOMIC); 362 f = kzalloc(sizeof(*f), GFP_ATOMIC);
324 if (!f) 363 if (!f)
325 return -1; 364 return -1;
326 365
327 f->count = 1; 366 f->count = 1;
328 f->page = page; 367 f->page = page;
329 list_add_rcu(&f->list, kmmio_page_list(f->page));
330 368
331 arm_kmmio_fault_page(f->page, NULL); 369 if (arm_kmmio_fault_page(f)) {
370 kfree(f);
371 return -1;
372 }
373
374 list_add_rcu(&f->list, kmmio_page_list(f->page));
332 375
333 return 0; 376 return 0;
334} 377}
@@ -347,7 +390,7 @@ static void release_kmmio_fault_page(unsigned long page,
347 f->count--; 390 f->count--;
348 BUG_ON(f->count < 0); 391 BUG_ON(f->count < 0);
349 if (!f->count) { 392 if (!f->count) {
350 disarm_kmmio_fault_page(f->page, NULL); 393 disarm_kmmio_fault_page(f);
351 f->release_next = *release_list; 394 f->release_next = *release_list;
352 *release_list = f; 395 *release_list = f;
353 } 396 }
diff --git a/arch/x86/mm/testmmiotrace.c b/arch/x86/mm/testmmiotrace.c
index ab50a8d7402c..427fd1b56df5 100644
--- a/arch/x86/mm/testmmiotrace.c
+++ b/arch/x86/mm/testmmiotrace.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * Written by Pekka Paalanen, 2008 <pq@iki.fi> 2 * Written by Pekka Paalanen, 2008-2009 <pq@iki.fi>
3 */ 3 */
4#include <linux/module.h> 4#include <linux/module.h>
5#include <linux/io.h> 5#include <linux/io.h>
@@ -9,35 +9,74 @@
9 9
10static unsigned long mmio_address; 10static unsigned long mmio_address;
11module_param(mmio_address, ulong, 0); 11module_param(mmio_address, ulong, 0);
12MODULE_PARM_DESC(mmio_address, "Start address of the mapping of 16 kB."); 12MODULE_PARM_DESC(mmio_address, " Start address of the mapping of 16 kB "
13 "(or 8 MB if read_far is non-zero).");
14
15static unsigned long read_far = 0x400100;
16module_param(read_far, ulong, 0);
17MODULE_PARM_DESC(read_far, " Offset of a 32-bit read within 8 MB "
18 "(default: 0x400100).");
19
20static unsigned v16(unsigned i)
21{
22 return i * 12 + 7;
23}
24
25static unsigned v32(unsigned i)
26{
27 return i * 212371 + 13;
28}
13 29
14static void do_write_test(void __iomem *p) 30static void do_write_test(void __iomem *p)
15{ 31{
16 unsigned int i; 32 unsigned int i;
33 pr_info(MODULE_NAME ": write test.\n");
17 mmiotrace_printk("Write test.\n"); 34 mmiotrace_printk("Write test.\n");
35
18 for (i = 0; i < 256; i++) 36 for (i = 0; i < 256; i++)
19 iowrite8(i, p + i); 37 iowrite8(i, p + i);
38
20 for (i = 1024; i < (5 * 1024); i += 2) 39 for (i = 1024; i < (5 * 1024); i += 2)
21 iowrite16(i * 12 + 7, p + i); 40 iowrite16(v16(i), p + i);
41
22 for (i = (5 * 1024); i < (16 * 1024); i += 4) 42 for (i = (5 * 1024); i < (16 * 1024); i += 4)
23 iowrite32(i * 212371 + 13, p + i); 43 iowrite32(v32(i), p + i);
24} 44}
25 45
26static void do_read_test(void __iomem *p) 46static void do_read_test(void __iomem *p)
27{ 47{
28 unsigned int i; 48 unsigned int i;
49 unsigned errs[3] = { 0 };
50 pr_info(MODULE_NAME ": read test.\n");
29 mmiotrace_printk("Read test.\n"); 51 mmiotrace_printk("Read test.\n");
52
30 for (i = 0; i < 256; i++) 53 for (i = 0; i < 256; i++)
31 ioread8(p + i); 54 if (ioread8(p + i) != i)
55 ++errs[0];
56
32 for (i = 1024; i < (5 * 1024); i += 2) 57 for (i = 1024; i < (5 * 1024); i += 2)
33 ioread16(p + i); 58 if (ioread16(p + i) != v16(i))
59 ++errs[1];
60
34 for (i = (5 * 1024); i < (16 * 1024); i += 4) 61 for (i = (5 * 1024); i < (16 * 1024); i += 4)
35 ioread32(p + i); 62 if (ioread32(p + i) != v32(i))
63 ++errs[2];
64
65 mmiotrace_printk("Read errors: 8-bit %d, 16-bit %d, 32-bit %d.\n",
66 errs[0], errs[1], errs[2]);
36} 67}
37 68
38static void do_test(void) 69static void do_read_far_test(void __iomem *p)
39{ 70{
40 void __iomem *p = ioremap_nocache(mmio_address, 0x4000); 71 pr_info(MODULE_NAME ": read far test.\n");
72 mmiotrace_printk("Read far test.\n");
73
74 ioread32(p + read_far);
75}
76
77static void do_test(unsigned long size)
78{
79 void __iomem *p = ioremap_nocache(mmio_address, size);
41 if (!p) { 80 if (!p) {
42 pr_err(MODULE_NAME ": could not ioremap, aborting.\n"); 81 pr_err(MODULE_NAME ": could not ioremap, aborting.\n");
43 return; 82 return;
@@ -45,11 +84,15 @@ static void do_test(void)
45 mmiotrace_printk("ioremap returned %p.\n", p); 84 mmiotrace_printk("ioremap returned %p.\n", p);
46 do_write_test(p); 85 do_write_test(p);
47 do_read_test(p); 86 do_read_test(p);
87 if (read_far && read_far < size - 4)
88 do_read_far_test(p);
48 iounmap(p); 89 iounmap(p);
49} 90}
50 91
51static int __init init(void) 92static int __init init(void)
52{ 93{
94 unsigned long size = (read_far) ? (8 << 20) : (16 << 10);
95
53 if (mmio_address == 0) { 96 if (mmio_address == 0) {
54 pr_err(MODULE_NAME ": you have to use the module argument " 97 pr_err(MODULE_NAME ": you have to use the module argument "
55 "mmio_address.\n"); 98 "mmio_address.\n");
@@ -58,10 +101,11 @@ static int __init init(void)
58 return -ENXIO; 101 return -ENXIO;
59 } 102 }
60 103
61 pr_warning(MODULE_NAME ": WARNING: mapping 16 kB @ 0x%08lx " 104 pr_warning(MODULE_NAME ": WARNING: mapping %lu kB @ 0x%08lx in PCI "
62 "in PCI address space, and writing " 105 "address space, and writing 16 kB of rubbish in there.\n",
63 "rubbish in there.\n", mmio_address); 106 size >> 10, mmio_address);
64 do_test(); 107 do_test(size);
108 pr_info(MODULE_NAME ": All done.\n");
65 return 0; 109 return 0;
66} 110}
67 111
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index bea215230b20..b58e96338149 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -1672,6 +1672,9 @@ asmlinkage void __init xen_start_kernel(void)
1672 possible map and a non-dummy shared_info. */ 1672 possible map and a non-dummy shared_info. */
1673 per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0]; 1673 per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];
1674 1674
1675 local_irq_disable();
1676 early_boot_irqs_off();
1677
1675 xen_raw_console_write("mapping kernel into physical memory\n"); 1678 xen_raw_console_write("mapping kernel into physical memory\n");
1676 pgd = xen_setup_kernel_pagetable(pgd, xen_start_info->nr_pages); 1679 pgd = xen_setup_kernel_pagetable(pgd, xen_start_info->nr_pages);
1677 1680
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-18 21:59:05 -0500