Merge branch 'master'

18 files changed, 103 insertions, 54 deletions

diff --git a/Makefile b/Makefile
index 4a7000e353b5..1fa7e5343464 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 14
-EXTRAVERSION =-rc5
+EXTRAVERSION =
 NAME=Affluent Albatross
 
 # *DOCUMENTATION*
diff --git a/arch/arm/mach-pxa/corgi_lcd.c b/arch/arm/mach-pxa/corgi_lcd.c
index 850538fadece..370df113dc06 100644
--- a/arch/arm/mach-pxa/corgi_lcd.c
+++ b/arch/arm/mach-pxa/corgi_lcd.c
@@ -488,6 +488,7 @@ static int is_pxafb_device(struct device * dev, void * data)
 
 unsigned long spitz_get_hsync_len(void)
 {
+#ifdef CONFIG_FB_PXA
         if (!spitz_pxafb_dev) {
                 spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
                 if (!spitz_pxafb_dev)
@@ -496,6 +497,7 @@ unsigned long spitz_get_hsync_len(void)
         if (!get_hsync_time)
                 get_hsync_time = symbol_get(pxafb_get_hsync_time);
         if (!get_hsync_time)
+#endif
                 return 0;
 
         return pxafb_get_hsync_time(spitz_pxafb_dev);
diff --git a/arch/ppc64/kernel/mpic.c b/arch/ppc64/kernel/mpic.c
index cc262a05ddb4..5f5bc73754d9 100644
--- a/arch/ppc64/kernel/mpic.c
+++ b/arch/ppc64/kernel/mpic.c
@@ -506,8 +506,8 @@ struct mpic * __init mpic_alloc(unsigned long phys_addr,
         mpic->senses_count = senses_count;
 
         /* Map the global registers */
-        mpic->gregs = ioremap(phys_addr + MPIC_GREG_BASE, 0x1000);
-        mpic->tmregs = mpic->gregs + (MPIC_TIMER_BASE >> 2);
+        mpic->gregs = ioremap(phys_addr + MPIC_GREG_BASE, 0x2000);
+        mpic->tmregs = mpic->gregs + ((MPIC_TIMER_BASE - MPIC_GREG_BASE) >> 2);
         BUG_ON(mpic->gregs == NULL);
 
         /* Reset */
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 6d9080a3ca7e..12ef13ff04ca 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -1133,10 +1133,10 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
                 ring_start = (dev_priv->cp_ring->offset
                               - dev->agp->base
                               + dev_priv->gart_vm_start);
-       } else
+        } else
 #endif
                 ring_start = (dev_priv->cp_ring->offset
-                              - dev->sg->handle
+                              - (unsigned long)dev->sg->virtual
                               + dev_priv->gart_vm_start);
 
         RADEON_WRITE( RADEON_CP_RB_BASE, ring_start );
@@ -1164,7 +1164,8 @@ static void radeon_cp_init_ring_buffer( drm_device_t *dev,
                 drm_sg_mem_t *entry = dev->sg;
                 unsigned long tmp_ofs, page_ofs;
 
-                tmp_ofs = dev_priv->ring_rptr->offset - dev->sg->handle;
+                tmp_ofs = dev_priv->ring_rptr->offset -
+                                (unsigned long)dev->sg->virtual;
                 page_ofs = tmp_ofs >> PAGE_SHIFT;
 
                 RADEON_WRITE( RADEON_CP_RB_RPTR_ADDR,
@@ -1491,8 +1492,8 @@ static int radeon_do_init_cp( drm_device_t *dev, drm_radeon_init_t *init )
         else
 #endif
                 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
-                                                - dev->sg->handle
-                                                + dev_priv->gart_vm_start);
+                                        - (unsigned long)dev->sg->virtual
+                                        + dev_priv->gart_vm_start);
 
         DRM_DEBUG( "dev_priv->gart_size %d\n",
                    dev_priv->gart_size );
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index e1df376e709e..2ed5c4363b53 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -315,9 +315,9 @@ static void dbs_check_cpu(int cpu)
         policy = this_dbs_info->cur_policy;
 
         if ( init_flag == 0 ) {
-                for ( /* NULL */; init_flag < NR_CPUS; init_flag++ ) {
-                        dbs_info = &per_cpu(cpu_dbs_info, init_flag);
-                        requested_freq[cpu] = dbs_info->cur_policy->cur;
+                for_each_online_cpu(j) {
+                        dbs_info = &per_cpu(cpu_dbs_info, j);
+                        requested_freq[j] = dbs_info->cur_policy->cur;
                 }
                 init_flag = 1;
         }
diff --git a/drivers/md/md.c b/drivers/md/md.c
index e9476075aa13..2a8a5696bf8a 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3568,7 +3568,8 @@ static void md_do_sync(mddev_t *mddev)
                 mddev->curr_resync = 2;
 
         try_again:
-                if (signal_pending(current)) {
+                if (signal_pending(current) ||
+                    kthread_should_stop()) {
                         flush_signals(current);
                         set_bit(MD_RECOVERY_INTR, &mddev->recovery);
                         goto skip;
@@ -3590,8 +3591,9 @@ static void md_do_sync(mddev_t *mddev)
                                          */
                                         continue;
                                 prepare_to_wait(&resync_wait, &wq, TASK_INTERRUPTIBLE);
-                                if (!signal_pending(current)
-                                    && mddev2->curr_resync >= mddev->curr_resync) {
+                                if (!signal_pending(current) &&
+                                    !kthread_should_stop() &&
+                                    mddev2->curr_resync >= mddev->curr_resync) {
                                         printk(KERN_INFO "md: delaying resync of %s"
                                                " until %s has finished resync (they"
                                                " share one or more physical units)\n",
@@ -3697,7 +3699,7 @@ static void md_do_sync(mddev_t *mddev)
                 }
 
 
-                if (signal_pending(current)) {
+                if (signal_pending(current) || kthread_should_stop()) {
                         /*
                          * got a signal, exit.
                          */
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 0e21f583690e..5c3c03932d6d 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -152,6 +152,7 @@ static int __devinit pci_hp_diva_init(struct pci_dev *dev)
                 rc = 4;
                 break;
         case PCI_DEVICE_ID_HP_DIVA_POWERBAR:
+        case PCI_DEVICE_ID_HP_DIVA_HURRICANE:
                 rc = 1;
                 break;
         }
@@ -226,8 +227,10 @@ static int __devinit pci_plx9050_init(struct pci_dev *dev)
         }
 
         irq_config = 0x41;
-        if (dev->vendor == PCI_VENDOR_ID_PANACOM)
+        if (dev->vendor == PCI_VENDOR_ID_PANACOM ||
+            dev->subsystem_vendor == PCI_SUBVENDOR_ID_EXSYS) {
                 irq_config = 0x43;
+        }
         if ((dev->vendor == PCI_VENDOR_ID_PLX) &&
             (dev->device == PCI_DEVICE_ID_PLX_ROMULUS)) {
                 /*
@@ -664,6 +667,15 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
         {
                 .vendor         = PCI_VENDOR_ID_PLX,
                 .device         = PCI_DEVICE_ID_PLX_9050,
+                .subvendor      = PCI_SUBVENDOR_ID_EXSYS,
+                .subdevice      = PCI_SUBDEVICE_ID_EXSYS_4055,
+                .init           = pci_plx9050_init,
+                .setup          = pci_default_setup,
+                .exit           = __devexit_p(pci_plx9050_exit),
+        },
+        {
+                .vendor         = PCI_VENDOR_ID_PLX,
+                .device         = PCI_DEVICE_ID_PLX_9050,
                 .subvendor      = PCI_SUBVENDOR_ID_KEYSPAN,
                 .subdevice      = PCI_SUBDEVICE_ID_KEYSPAN_SX2,
                 .init           = pci_plx9050_init,
@@ -927,6 +939,7 @@ enum pci_board_num_t {
         pbn_panacom,
         pbn_panacom2,
         pbn_panacom4,
+        pbn_exsys_4055,
         pbn_plx_romulus,
         pbn_oxsemi,
         pbn_intel_i960,
@@ -1292,6 +1305,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
                 .reg_shift      = 7,
         },
 
+        [pbn_exsys_4055] = {
+                .flags          = FL_BASE2,
+                .num_ports      = 4,
+                .base_baud      = 115200,
+                .uart_offset    = 8,
+        },
+
         /* I think this entry is broken - the first_offset looks wrong --rmk */
         [pbn_plx_romulus] = {
                 .flags          = FL_BASE2,
@@ -1853,6 +1873,10 @@ static struct pci_device_id serial_pci_tbl[] = {
                 PCI_SUBVENDOR_ID_CHASE_PCIRAS,
                 PCI_SUBDEVICE_ID_CHASE_PCIRAS8, 0, 0, 
                 pbn_b2_8_460800 },
+        {       PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
+                PCI_SUBVENDOR_ID_EXSYS,
+                PCI_SUBDEVICE_ID_EXSYS_4055, 0, 0,
+                pbn_exsys_4055 },
         /*
          * Megawolf Romulus PCI Serial Card, from Mike Hudson
          * (Exoray@isys.ca)
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index fd0f0f050e1d..452fc1fdbd32 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -50,6 +50,7 @@ static void hfsplus_read_inode(struct inode *inode)
         init_MUTEX(&HFSPLUS_I(inode).extents_lock);
         HFSPLUS_I(inode).flags = 0;
         HFSPLUS_I(inode).rsrc_inode = NULL;
+        atomic_set(&HFSPLUS_I(inode).opencnt, 0);
 
         if (inode->i_ino >= HFSPLUS_FIRSTUSER_CNID) {
         read_inode:
diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h
index aad7aad026b3..e007dd990da5 100644
--- a/include/asm-arm/bitops.h
+++ b/include/asm-arm/bitops.h
@@ -347,7 +347,6 @@ static inline unsigned long __ffs(unsigned long word)
  * the clz instruction for much better code efficiency.
  */
 
-static __inline__ int generic_fls(int x);
 #define fls(x) \
         ( __builtin_constant_p(x) ? generic_fls(x) : \
           ({ int __r; asm("clz\t%0, %1" : "=r"(__r) : "r"(x) : "cc"); 32-__r; }) )
diff --git a/include/asm-x86_64/pci.h b/include/asm-x86_64/pci.h
index 5a82a6762c21..eeb3088a1c9e 100644
--- a/include/asm-x86_64/pci.h
+++ b/include/asm-x86_64/pci.h
@@ -50,10 +50,10 @@ extern int iommu_setup(char *opt);
  * address space.  The networking and block device layers use
  * this boolean for bounce buffer decisions
  *
- * On x86-64 it mostly equals, but we set it to zero to tell some subsystems
- * that an hard or soft IOMMU is available.
+ * On AMD64 it mostly equals, but we set it to zero to tell some subsystems
+ * that an IOMMU is available.
  */
-#define PCI_DMA_BUS_IS_PHYS 0
+#define PCI_DMA_BUS_IS_PHYS     (no_iommu ? 1 : 0)
 
 /*
  * x86-64 always supports DAC, but sometimes it is useful to force
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index f74ed9462475..71834f05504f 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -723,6 +723,7 @@
 #define PCI_DEVICE_ID_HP_DIVA_EVEREST   0x1282
 #define PCI_DEVICE_ID_HP_DIVA_AUX       0x1290
 #define PCI_DEVICE_ID_HP_DIVA_RMP3      0x1301
+#define PCI_DEVICE_ID_HP_DIVA_HURRICANE 0x132a
 #define PCI_DEVICE_ID_HP_CISS           0x3210
 #define PCI_DEVICE_ID_HP_CISSA          0x3220
 #define PCI_DEVICE_ID_HP_CISSB          0x3222
@@ -2696,6 +2697,7 @@
 
 #define PCI_SUBVENDOR_ID_EXSYS          0xd84d
 #define PCI_SUBDEVICE_ID_EXSYS_4014     0x4014
+#define PCI_SUBDEVICE_ID_EXSYS_4055     0x4055
 
 #define PCI_VENDOR_ID_TIGERJET          0xe159
 #define PCI_DEVICE_ID_TIGERJET_300      0x0001
diff --git a/kernel/exit.c b/kernel/exit.c
index 4897977a1f4b..3b25b182d2be 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -825,6 +825,14 @@ fastcall NORET_TYPE void do_exit(long code)
 
         tsk->flags |= PF_EXITING;
 
+        /*
+         * Make sure we don't try to process any timer firings
+         * while we are already exiting.
+         */
+        tsk->it_virt_expires = cputime_zero;
+        tsk->it_prof_expires = cputime_zero;
+        tsk->it_sched_expires = 0;
+
         if (unlikely(in_atomic()))
                 printk(KERN_INFO "note: %s[%d] exited with preempt_count %d\n",
                                 current->comm, current->pid,
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index b15462b17a58..bf374fceb39c 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -91,7 +91,7 @@ static inline union cpu_time_count cpu_time_sub(clockid_t which_clock,
  * Update expiry time from increment, and increase overrun count,
  * given the current clock sample.
  */
-static inline void bump_cpu_timer(struct k_itimer *timer,
+static void bump_cpu_timer(struct k_itimer *timer,
                                   union cpu_time_count now)
 {
         int i;
@@ -110,7 +110,7 @@ static inline void bump_cpu_timer(struct k_itimer *timer,
                 for (i = 0; incr < delta - incr; i++)
                         incr = incr << 1;
                 for (; i >= 0; incr >>= 1, i--) {
-                        if (delta <= incr)
+                        if (delta < incr)
                                 continue;
                         timer->it.cpu.expires.sched += incr;
                         timer->it_overrun += 1 << i;
@@ -128,7 +128,7 @@ static inline void bump_cpu_timer(struct k_itimer *timer,
                 for (i = 0; cputime_lt(incr, cputime_sub(delta, incr)); i++)
                              incr = cputime_add(incr, incr);
                 for (; i >= 0; incr = cputime_halve(incr), i--) {
-                        if (cputime_le(delta, incr))
+                        if (cputime_lt(delta, incr))
                                 continue;
                         timer->it.cpu.expires.cpu =
                                 cputime_add(timer->it.cpu.expires.cpu, incr);
@@ -497,7 +497,7 @@ static void process_timer_rebalance(struct task_struct *p,
                 left = cputime_div(cputime_sub(expires.cpu, val.cpu),
                                    nthreads);
                 do {
-                        if (!unlikely(t->exit_state)) {
+                        if (!unlikely(t->flags & PF_EXITING)) {
                                 ticks = cputime_add(prof_ticks(t), left);
                                 if (cputime_eq(t->it_prof_expires,
                                                cputime_zero) ||
@@ -512,7 +512,7 @@ static void process_timer_rebalance(struct task_struct *p,
                 left = cputime_div(cputime_sub(expires.cpu, val.cpu),
                                    nthreads);
                 do {
-                        if (!unlikely(t->exit_state)) {
+                        if (!unlikely(t->flags & PF_EXITING)) {
                                 ticks = cputime_add(virt_ticks(t), left);
                                 if (cputime_eq(t->it_virt_expires,
                                                cputime_zero) ||
@@ -527,7 +527,7 @@ static void process_timer_rebalance(struct task_struct *p,
                 nsleft = expires.sched - val.sched;
                 do_div(nsleft, nthreads);
                 do {
-                        if (!unlikely(t->exit_state)) {
+                        if (!unlikely(t->flags & PF_EXITING)) {
                                 ns = t->sched_time + nsleft;
                                 if (t->it_sched_expires == 0 ||
                                     t->it_sched_expires > ns) {
@@ -566,6 +566,9 @@ static void arm_timer(struct k_itimer *timer, union cpu_time_count now)
         struct cpu_timer_list *next;
         unsigned long i;
 
+        if (CPUCLOCK_PERTHREAD(timer->it_clock) && (p->flags & PF_EXITING))
+                return;
+
         head = (CPUCLOCK_PERTHREAD(timer->it_clock) ?
                 p->cpu_timers : p->signal->cpu_timers);
         head += CPUCLOCK_WHICH(timer->it_clock);
@@ -576,17 +579,15 @@ static void arm_timer(struct k_itimer *timer, union cpu_time_count now)
         listpos = head;
         if (CPUCLOCK_WHICH(timer->it_clock) == CPUCLOCK_SCHED) {
                 list_for_each_entry(next, head, entry) {
-                        if (next->expires.sched > nt->expires.sched) {
-                                listpos = &next->entry;
+                        if (next->expires.sched > nt->expires.sched)
                                 break;
-                        }
+                        listpos = &next->entry;
                 }
         } else {
                 list_for_each_entry(next, head, entry) {
-                        if (cputime_gt(next->expires.cpu, nt->expires.cpu)) {
-                                listpos = &next->entry;
+                        if (cputime_gt(next->expires.cpu, nt->expires.cpu))
                                 break;
-                        }
+                        listpos = &next->entry;
                 }
         }
         list_add(&nt->entry, listpos);
@@ -1206,7 +1207,7 @@ static void check_process_timers(struct task_struct *tsk,
 
                         do {
                                 t = next_thread(t);
-                        } while (unlikely(t->exit_state));
+                        } while (unlikely(t->flags & PF_EXITING));
                 } while (t != tsk);
         }
 }
@@ -1295,30 +1296,30 @@ void run_posix_cpu_timers(struct task_struct *tsk)
 
 #undef  UNEXPIRED
 
+        BUG_ON(tsk->exit_state);
+
         /*
          * Double-check with locks held.
          */
         read_lock(&tasklist_lock);
-        if (likely(tsk->signal != NULL)) {
-                spin_lock(&tsk->sighand->siglock);
+        spin_lock(&tsk->sighand->siglock);
 
-                /*
-                 * Here we take off tsk->cpu_timers[N] and tsk->signal->cpu_timers[N]
-                 * all the timers that are firing, and put them on the firing list.
-                 */
-                check_thread_timers(tsk, &firing);
-                check_process_timers(tsk, &firing);
+        /*
+         * Here we take off tsk->cpu_timers[N] and tsk->signal->cpu_timers[N]
+         * all the timers that are firing, and put them on the firing list.
+         */
+        check_thread_timers(tsk, &firing);
+        check_process_timers(tsk, &firing);
 
-                /*
-                 * We must release these locks before taking any timer's lock.
-                 * There is a potential race with timer deletion here, as the
-                 * siglock now protects our private firing list.  We have set
-                 * the firing flag in each timer, so that a deletion attempt
-                 * that gets the timer lock before we do will give it up and
-                 * spin until we've taken care of that timer below.
-                 */
-                spin_unlock(&tsk->sighand->siglock);
-        }
+        /*
+         * We must release these locks before taking any timer's lock.
+         * There is a potential race with timer deletion here, as the
+         * siglock now protects our private firing list.  We have set
+         * the firing flag in each timer, so that a deletion attempt
+         * that gets the timer lock before we do will give it up and
+         * spin until we've taken care of that timer below.
+         */
+        spin_unlock(&tsk->sighand->siglock);
         read_unlock(&tasklist_lock);
 
         /*
diff --git a/kernel/sched.c b/kernel/sched.c
index 1f31a528fdba..1e5cafdf4e27 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -3879,6 +3879,7 @@ EXPORT_SYMBOL(cpu_present_map);
 
 #ifndef CONFIG_SMP
 cpumask_t cpu_online_map = CPU_MASK_ALL;
+EXPORT_SYMBOL_GPL(cpu_online_map);
 cpumask_t cpu_possible_map = CPU_MASK_ALL;
 #endif
 
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index cc1fe2672a31..e1d3d77f4aee 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1750,6 +1750,8 @@ inline void setup_pageset(struct per_cpu_pageset *p, unsigned long batch)
 {
         struct per_cpu_pages *pcp;
 
+        memset(p, 0, sizeof(*p));
+
         pcp = &p->pcp[0];               /* hot */
         pcp->count = 0;
         pcp->low = 2 * batch;
diff --git a/net/core/wireless.c b/net/core/wireless.c
index d17f1583ea3e..271ddb35b0b2 100644
--- a/net/core/wireless.c
+++ b/net/core/wireless.c
@@ -455,10 +455,15 @@ static inline struct iw_statistics *get_wireless_stats(struct net_device *dev)
 
         /* Old location, field to be removed in next WE */
         if(dev->get_wireless_stats) {
-                printk(KERN_DEBUG "%s (WE) : Driver using old /proc/net/wireless support, please fix driver !\n",
-                       dev->name);
+                static int printed_message;
+
+                if (!printed_message++)
+                        printk(KERN_DEBUG "%s (WE) : Driver using old /proc/net/wireless support, please fix driver !\n",
+                                dev->name);
+
                 return dev->get_wireless_stats(dev);
         }
+
         /* Not found */
         return (struct iw_statistics *) NULL;
 }
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 677419d0c9ad..3e98b57578dc 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2239,6 +2239,7 @@ static int tcp_ack_update_window(struct sock *sk, struct tcp_sock *tp,
                         /* Note, it is the only place, where
                          * fast path is recovered for sending TCP.
                          */
+                        tp->pred_flags = 0;
                         tcp_fast_path_check(sk, tp);
 
                         if (nwin > tp->max_window) {
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 30ec3efc48a6..691dea4a58e7 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -587,7 +587,7 @@ svc_udp_recvfrom(struct svc_rqst *rqstp)
                 struct timeval tv;
 
                 tv.tv_sec = xtime.tv_sec;
-                tv.tv_usec = xtime.tv_nsec * 1000;
+                tv.tv_usec = xtime.tv_nsec / NSEC_PER_USEC;
                 skb_set_timestamp(skb, &tv);
                 /* Don't enable netstamp, sunrpc doesn't 
                    need that much accuracy */