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-rw-r--r--arch/um/drivers/mconsole_kern.c4
-rw-r--r--drivers/rtc/rtc-ds1672.c6
-rw-r--r--drivers/rtc/rtc-max6900.c6
-rw-r--r--drivers/rtc/rtc-twl4030.c2
-rw-r--r--drivers/serial/s3c2440.c2
-rw-r--r--drivers/video/console/fbcon.c6
-rw-r--r--drivers/video/mb862xx/mb862xxfb.c4
-rw-r--r--fs/ext4/balloc.c4
-rw-r--r--fs/inotify.c2
-rw-r--r--fs/proc/base.c2
-rw-r--r--fs/proc/task_mmu.c4
-rw-r--r--include/asm-generic/atomic.h2
-rw-r--r--include/linux/ftrace.h3
-rw-r--r--kernel/latencytop.c2
-rw-r--r--kernel/relay.c7
-rw-r--r--lib/percpu_counter.c7
-rw-r--r--mm/backing-dev.c2
-rw-r--r--mm/migrate.c59
-rw-r--r--mm/page_cgroup.c3
-rw-r--r--mm/slub.c2
-rw-r--r--mm/swap.c13
-rw-r--r--mm/vmalloc.c2
22 files changed, 92 insertions, 52 deletions
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 19d579d74d27..8f44ebb0dec8 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -16,6 +16,8 @@
#include <linux/slab.h>
#include <linux/syscalls.h>
#include <linux/utsname.h>
+#include <linux/socket.h>
+#include <linux/un.h>
#include <linux/workqueue.h>
#include <linux/mutex.h>
#include <asm/uaccess.h>
@@ -785,7 +787,7 @@ static int __init mconsole_init(void)
/* long to avoid size mismatch warnings from gcc */
long sock;
int err;
- char file[256];
+ char file[UNIX_PATH_MAX];
if (umid_file_name("mconsole", file, sizeof(file)))
return -1;
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index 341d7a5b45a2..4e91419e8911 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -209,12 +209,18 @@ static int ds1672_probe(struct i2c_client *client,
return err;
}
+static struct i2c_device_id ds1672_id[] = {
+ { "ds1672", 0 },
+ { }
+};
+
static struct i2c_driver ds1672_driver = {
.driver = {
.name = "rtc-ds1672",
},
.probe = &ds1672_probe,
.remove = &ds1672_remove,
+ .id_table = ds1672_id,
};
static int __init ds1672_init(void)
diff --git a/drivers/rtc/rtc-max6900.c b/drivers/rtc/rtc-max6900.c
index 80782798763f..a4f6665ab3c5 100644
--- a/drivers/rtc/rtc-max6900.c
+++ b/drivers/rtc/rtc-max6900.c
@@ -247,12 +247,18 @@ max6900_probe(struct i2c_client *client, const struct i2c_device_id *id)
return 0;
}
+static struct i2c_device_id max6900_id[] = {
+ { "max6900", 0 },
+ { }
+};
+
static struct i2c_driver max6900_driver = {
.driver = {
.name = "rtc-max6900",
},
.probe = max6900_probe,
.remove = max6900_remove,
+ .id_table = max6900_id,
};
static int __init max6900_init(void)
diff --git a/drivers/rtc/rtc-twl4030.c b/drivers/rtc/rtc-twl4030.c
index abe87a4d2665..01d8da9afdc8 100644
--- a/drivers/rtc/rtc-twl4030.c
+++ b/drivers/rtc/rtc-twl4030.c
@@ -337,7 +337,7 @@ static int twl4030_rtc_ioctl(struct device *dev, unsigned int cmd,
}
#else
-#define omap_rtc_ioctl NULL
+#define twl4030_rtc_ioctl NULL
#endif
static irqreturn_t twl4030_rtc_interrupt(int irq, void *rtc)
diff --git a/drivers/serial/s3c2440.c b/drivers/serial/s3c2440.c
index 317d239ab740..29cbb0afef8e 100644
--- a/drivers/serial/s3c2440.c
+++ b/drivers/serial/s3c2440.c
@@ -177,5 +177,5 @@ module_exit(s3c2440_serial_exit);
MODULE_DESCRIPTION("Samsung S3C2440,S3C2442 SoC Serial port driver");
MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
-MODULE_LICENSE("GPLi v2");
+MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:s3c2440-uart");
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 67ff370d80af..0b2adefe9e3d 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -3531,12 +3531,18 @@ static void fbcon_exit(void)
softback_buf = 0UL;
for (i = 0; i < FB_MAX; i++) {
+ int pending;
+
mapped = 0;
info = registered_fb[i];
if (info == NULL)
continue;
+ pending = cancel_work_sync(&info->queue);
+ DPRINTK("fbcon: %s pending work\n", (pending ? "canceled" :
+ "no"));
+
for (j = first_fb_vc; j <= last_fb_vc; j++) {
if (con2fb_map[j] == i)
mapped = 1;
diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c
index 38718d95fbb9..fb64234a3825 100644
--- a/drivers/video/mb862xx/mb862xxfb.c
+++ b/drivers/video/mb862xx/mb862xxfb.c
@@ -927,9 +927,9 @@ static int __devinit mb862xx_pci_probe(struct pci_dev *pdev,
}
dev_dbg(dev, "fb phys 0x%llx 0x%lx\n",
- (u64)par->fb_base_phys, (ulong)par->mapped_vram);
+ (unsigned long long)par->fb_base_phys, (ulong)par->mapped_vram);
dev_dbg(dev, "mmio phys 0x%llx 0x%lx\n",
- (u64)par->mmio_base_phys, (ulong)par->mmio_len);
+ (unsigned long long)par->mmio_base_phys, (ulong)par->mmio_len);
if (mb862xx_pci_gdc_init(par))
goto io_unmap;
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index d2003cdc36aa..db35cfdb3c8b 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -609,8 +609,8 @@ int ext4_has_free_blocks(struct ext4_sb_info *sbi, s64 nblocks)
if (free_blocks - (nblocks + root_blocks + dirty_blocks) <
EXT4_FREEBLOCKS_WATERMARK) {
- free_blocks = percpu_counter_sum(fbc);
- dirty_blocks = percpu_counter_sum(dbc);
+ free_blocks = percpu_counter_sum_positive(fbc);
+ dirty_blocks = percpu_counter_sum_positive(dbc);
if (dirty_blocks < 0) {
printk(KERN_CRIT "Dirty block accounting "
"went wrong %lld\n",
diff --git a/fs/inotify.c b/fs/inotify.c
index 7bbed1b89825..dae3f28f30d4 100644
--- a/fs/inotify.c
+++ b/fs/inotify.c
@@ -428,11 +428,13 @@ void inotify_unmount_inodes(struct list_head *list)
watches = &inode->inotify_watches;
list_for_each_entry_safe(watch, next_w, watches, i_list) {
struct inotify_handle *ih= watch->ih;
+ get_inotify_watch(watch);
mutex_lock(&ih->mutex);
ih->in_ops->handle_event(watch, watch->wd, IN_UNMOUNT, 0,
NULL, NULL);
inotify_remove_watch_locked(ih, watch);
mutex_unlock(&ih->mutex);
+ put_inotify_watch(watch);
}
mutex_unlock(&inode->inotify_mutex);
iput(inode);
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 486cf3fe7139..d4677603c889 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -371,7 +371,7 @@ static int lstats_show_proc(struct seq_file *m, void *v)
task->latency_record[i].time,
task->latency_record[i].max);
for (q = 0; q < LT_BACKTRACEDEPTH; q++) {
- char sym[KSYM_NAME_LEN];
+ char sym[KSYM_SYMBOL_LEN];
char *c;
if (!task->latency_record[i].backtrace[q])
break;
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index b770c095e45c..3a8bdd7f5756 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -557,9 +557,9 @@ static u64 swap_pte_to_pagemap_entry(pte_t pte)
return swp_type(e) | (swp_offset(e) << MAX_SWAPFILES_SHIFT);
}
-static unsigned long pte_to_pagemap_entry(pte_t pte)
+static u64 pte_to_pagemap_entry(pte_t pte)
{
- unsigned long pme = 0;
+ u64 pme = 0;
if (is_swap_pte(pte))
pme = PM_PFRAME(swap_pte_to_pagemap_entry(pte))
| PM_PSHIFT(PAGE_SHIFT) | PM_SWAP;
diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index 4ec0a296bdec..7abdaa91ccd3 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -251,7 +251,7 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
#define atomic_long_cmpxchg(l, old, new) \
(atomic_cmpxchg((atomic_t *)(l), (old), (new)))
#define atomic_long_xchg(v, new) \
- (atomic_xchg((atomic_t *)(l), (new)))
+ (atomic_xchg((atomic_t *)(v), (new)))
#endif /* BITS_PER_LONG == 64 */
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 703eb53cfa2b..9c5bc6be2b09 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -6,6 +6,7 @@
#include <linux/ktime.h>
#include <linux/init.h>
#include <linux/types.h>
+#include <linux/module.h>
#include <linux/kallsyms.h>
#ifdef CONFIG_FUNCTION_TRACER
@@ -231,7 +232,7 @@ ftrace_init_module(unsigned long *start, unsigned long *end) { }
struct boot_trace {
pid_t caller;
- char func[KSYM_NAME_LEN];
+ char func[KSYM_SYMBOL_LEN];
int result;
unsigned long long duration; /* usecs */
ktime_t calltime;
diff --git a/kernel/latencytop.c b/kernel/latencytop.c
index 5e7b45c56923..449db466bdbc 100644
--- a/kernel/latencytop.c
+++ b/kernel/latencytop.c
@@ -191,7 +191,7 @@ static int lstats_show(struct seq_file *m, void *v)
latency_record[i].time,
latency_record[i].max);
for (q = 0; q < LT_BACKTRACEDEPTH; q++) {
- char sym[KSYM_NAME_LEN];
+ char sym[KSYM_SYMBOL_LEN];
char *c;
if (!latency_record[i].backtrace[q])
break;
diff --git a/kernel/relay.c b/kernel/relay.c
index 32b0befdcb6a..09ac2008f77b 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -1317,12 +1317,9 @@ static ssize_t relay_file_splice_read(struct file *in,
if (ret < 0)
break;
else if (!ret) {
- if (spliced)
- break;
- if (flags & SPLICE_F_NONBLOCK) {
+ if (flags & SPLICE_F_NONBLOCK)
ret = -EAGAIN;
- break;
- }
+ break;
}
*ppos += ret;
diff --git a/lib/percpu_counter.c b/lib/percpu_counter.c
index a8663890a88c..b255b939bc1b 100644
--- a/lib/percpu_counter.c
+++ b/lib/percpu_counter.c
@@ -62,10 +62,7 @@ s64 __percpu_counter_sum(struct percpu_counter *fbc)
for_each_online_cpu(cpu) {
s32 *pcount = per_cpu_ptr(fbc->counters, cpu);
ret += *pcount;
- *pcount = 0;
}
- fbc->count = ret;
-
spin_unlock(&fbc->lock);
return ret;
}
@@ -104,13 +101,13 @@ void percpu_counter_destroy(struct percpu_counter *fbc)
if (!fbc->counters)
return;
- free_percpu(fbc->counters);
- fbc->counters = NULL;
#ifdef CONFIG_HOTPLUG_CPU
mutex_lock(&percpu_counters_lock);
list_del(&fbc->list);
mutex_unlock(&percpu_counters_lock);
#endif
+ free_percpu(fbc->counters);
+ fbc->counters = NULL;
}
EXPORT_SYMBOL(percpu_counter_destroy);
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 2a56124dbc28..801c08b046e6 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -176,7 +176,7 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
int ret = 0;
struct device *dev;
- if (WARN_ON(bdi->dev))
+ if (bdi->dev) /* The driver needs to use separate queues per device */
goto exit;
va_start(args, fmt);
diff --git a/mm/migrate.c b/mm/migrate.c
index 1e0d6b237f44..d8f07667fc80 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -987,25 +987,18 @@ out:
/*
* Determine the nodes of an array of pages and store it in an array of status.
*/
-static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
- const void __user * __user *pages,
- int __user *status)
+static void do_pages_stat_array(struct mm_struct *mm, unsigned long nr_pages,
+ const void __user **pages, int *status)
{
unsigned long i;
- int err;
down_read(&mm->mmap_sem);
for (i = 0; i < nr_pages; i++) {
- const void __user *p;
- unsigned long addr;
+ unsigned long addr = (unsigned long)(*pages);
struct vm_area_struct *vma;
struct page *page;
-
- err = -EFAULT;
- if (get_user(p, pages+i))
- goto out;
- addr = (unsigned long) p;
+ int err;
vma = find_vma(mm, addr);
if (!vma)
@@ -1024,12 +1017,52 @@ static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
err = page_to_nid(page);
set_status:
- put_user(err, status+i);
+ *status = err;
+
+ pages++;
+ status++;
+ }
+
+ up_read(&mm->mmap_sem);
+}
+
+/*
+ * Determine the nodes of a user array of pages and store it in
+ * a user array of status.
+ */
+static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
+ const void __user * __user *pages,
+ int __user *status)
+{
+#define DO_PAGES_STAT_CHUNK_NR 16
+ const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR];
+ int chunk_status[DO_PAGES_STAT_CHUNK_NR];
+ unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR;
+ int err;
+
+ for (i = 0; i < nr_pages; i += chunk_nr) {
+ if (chunk_nr + i > nr_pages)
+ chunk_nr = nr_pages - i;
+
+ err = copy_from_user(chunk_pages, &pages[i],
+ chunk_nr * sizeof(*chunk_pages));
+ if (err) {
+ err = -EFAULT;
+ goto out;
+ }
+
+ do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status);
+
+ err = copy_to_user(&status[i], chunk_status,
+ chunk_nr * sizeof(*chunk_status));
+ if (err) {
+ err = -EFAULT;
+ goto out;
+ }
}
err = 0;
out:
- up_read(&mm->mmap_sem);
return err;
}
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 0b3cbf090a67..ab27ff750519 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -49,6 +49,9 @@ static int __init alloc_node_page_cgroup(int nid)
start_pfn = NODE_DATA(nid)->node_start_pfn;
nr_pages = NODE_DATA(nid)->node_spanned_pages;
+ if (!nr_pages)
+ return 0;
+
table_size = sizeof(struct page_cgroup) * nr_pages;
base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
diff --git a/mm/slub.c b/mm/slub.c
index 749588a50a5a..a2cd47d89e0a 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3597,7 +3597,7 @@ static int list_locations(struct kmem_cache *s, char *buf,
for (i = 0; i < t.count; i++) {
struct location *l = &t.loc[i];
- if (len > PAGE_SIZE - 100)
+ if (len > PAGE_SIZE - KSYM_SYMBOL_LEN - 100)
break;
len += sprintf(buf + len, "%7ld ", l->count);
diff --git a/mm/swap.c b/mm/swap.c
index 2881987603eb..b135ec90cdeb 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -299,7 +299,6 @@ void lru_add_drain(void)
put_cpu();
}
-#if defined(CONFIG_NUMA) || defined(CONFIG_UNEVICTABLE_LRU)
static void lru_add_drain_per_cpu(struct work_struct *dummy)
{
lru_add_drain();
@@ -313,18 +312,6 @@ int lru_add_drain_all(void)
return schedule_on_each_cpu(lru_add_drain_per_cpu);
}
-#else
-
-/*
- * Returns 0 for success
- */
-int lru_add_drain_all(void)
-{
- lru_add_drain();
- return 0;
-}
-#endif
-
/*
* Batched page_cache_release(). Decrement the reference count on all the
* passed pages. If it fell to zero then remove the page from the LRU and
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index f3f6e0758562..1ddb77ba3995 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1717,7 +1717,7 @@ static int s_show(struct seq_file *m, void *p)
v->addr, v->addr + v->size, v->size);
if (v->caller) {
- char buff[2 * KSYM_NAME_LEN];
+ char buff[KSYM_SYMBOL_LEN];
seq_putc(m, ' ');
sprint_symbol(buff, (unsigned long)v->caller);

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