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authorAlexey Dobriyan <adobriyan@gmail.com>2011-01-12 17:00:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 08:03:16 -0800
commita2ade7b6ca37c808128810687cd56e8a44443e65 (patch)
treed7ffb1be14e69f4ba22ca425c21369d4dd3a3032 /fs/proc/task_nommu.c
parent34e49d4f635d6a800c4089c40fd254e12e451449 (diff)
downloadop-kernel-dev-a2ade7b6ca37c808128810687cd56e8a44443e65.zip
op-kernel-dev-a2ade7b6ca37c808128810687cd56e8a44443e65.tar.gz
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_nommu.c')
-rw-r--r--fs/proc/task_nommu.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index cb6306e..b535d3e 100644
--- a/fs/proc/task_nommu.c
+++ b/fs/proc/task_nommu.c
@@ -92,13 +92,14 @@ unsigned long task_vsize(struct mm_struct *mm)
return vsize;
}
-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)
{
struct vm_area_struct *vma;
struct vm_region *region;
struct rb_node *p;
- int size = kobjsize(mm);
+ unsigned long size = kobjsize(mm);
down_read(&mm->mmap_sem);
for (p = rb_first(&mm->mm_rb); p; p = rb_next(p)) {
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