diff options
| author | Alexey Dobriyan <adobriyan@gmail.com> | 2011-01-12 17:00:32 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 08:03:16 -0800 |
| commit | a2ade7b6ca37c808128810687cd56e8a44443e65 (patch) | |
| tree | d7ffb1be14e69f4ba22ca425c21369d4dd3a3032 /fs/proc/task_mmu.c | |
| parent | 34e49d4f635d6a800c4089c40fd254e12e451449 (diff) | |
| download | lwn-a2ade7b6ca37c808128810687cd56e8a44443e65.tar.gz lwn-a2ade7b6ca37c808128810687cd56e8a44443e65.zip | |
proc: use unsigned long inside /proc/*/statm
/proc/*/statm code needlessly truncates data from unsigned long to int.
One needs only 8+ TB of RAM to make truncation visible.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/task_mmu.c')
| -rw-r--r-- | fs/proc/task_mmu.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index c126c83b9a45..c3755bd8dd3e 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -66,8 +66,9 @@ unsigned long task_vsize(struct mm_struct *mm) return PAGE_SIZE * mm->total_vm; } -int task_statm(struct mm_struct *mm, int *shared, int *text, - int *data, int *resident) +unsigned long task_statm(struct mm_struct *mm, + unsigned long *shared, unsigned long *text, + unsigned long *data, unsigned long *resident) { *shared = get_mm_counter(mm, MM_FILEPAGES); *text = (PAGE_ALIGN(mm->end_code) - (mm->start_code & PAGE_MASK)) |