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| author | Jeff Liu <jeff.liu@oracle.com> | 2012-07-31 16:43:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-07-31 18:42:43 -0700 |
| commit | 51a07e50b230d14e1b8bef50d66655d003fa006c (patch) | |
| tree | 20e79dbe3e7d86f23ff6d877a68eea0c00aabeee /mm | |
| parent | 8e125cd85517c9716695b0abfabc0a4a3fcb94f3 (diff) | |
| download | lwn-51a07e50b230d14e1b8bef50d66655d003fa006c.tar.gz lwn-51a07e50b230d14e1b8bef50d66655d003fa006c.zip | |
mm/memory.c:print_vma_addr(): call up_read(&mm->mmap_sem) directly
Call up_read(&mm->mmap_sem) directly since we have already got mm via
current->mm at the beginning of print_vma_addr().
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memory.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memory.c b/mm/memory.c index 59e5bebc2e35..ec72a616ccd4 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3941,7 +3941,7 @@ void print_vma_addr(char *prefix, unsigned long ip) free_page((unsigned long)buf); } } - up_read(¤t->mm->mmap_sem); + up_read(&mm->mmap_sem); } #ifdef CONFIG_PROVE_LOCKING |