Commit 51a07e50 authored Jul 31, 2012 by Jeff Liu Committed by Linus Torvalds Jul 31, 2012

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>

parent 8e125cd8

mm/memory.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -3941,7 +3941,7 @@ void print_vma_addr(char *prefix, unsigned long ip)
		free_page((unsigned long)buf);
		}
		}
		up_read(&current->mm->mmap_sem);
		up_read(&mm->mmap_sem);
		}

		#ifdef CONFIG_PROVE_LOCKING