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author | Ingo Molnar <mingo@elte.hu> | 2010-12-07 09:49:48 +0300 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-12-07 09:49:51 +0300 |
commit | 10a18d7dc0d9f12483c95ffc234118e9b80edfeb (patch) | |
tree | 0f43620107d5231cab669bca4b3c923b721330c7 /fs/proc/task_mmu.c | |
parent | f984ba4eb575e4a27ed28a76d4126d2aa9233c32 (diff) | |
parent | cf7d7e5a1980d1116ee152d25dac382b112b9c17 (diff) | |
download | linux-10a18d7dc0d9f12483c95ffc234118e9b80edfeb.tar.xz |
Merge commit 'v2.6.37-rc5' into perf/core
Merge reason: Pick up the latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/proc/task_mmu.c')
-rw-r--r-- | fs/proc/task_mmu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index da6b01d70f01..c126c83b9a45 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -706,6 +706,7 @@ static int pagemap_hugetlb_range(pte_t *pte, unsigned long hmask, * skip over unmapped regions. */ #define PAGEMAP_WALK_SIZE (PMD_SIZE) +#define PAGEMAP_WALK_MASK (PMD_MASK) static ssize_t pagemap_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) { @@ -776,7 +777,7 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, unsigned long end; pm.pos = 0; - end = start_vaddr + PAGEMAP_WALK_SIZE; + end = (start_vaddr + PAGEMAP_WALK_SIZE) & PAGEMAP_WALK_MASK; /* overflow ? */ if (end < start_vaddr || end > end_vaddr) end = end_vaddr; |