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mm: mempolicy: use VM_BUG_ON_VMA in queue_pages_test_walk()

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The VM_BUG_ON() is already used by queue_pages_test_walk(), it sounds
better to dump more debug information by using VM_BUG_ON_VMA() to help
debugging.

Signed-off-by: Yang Shi <yang.shi@linux.alibaba.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: "Li Xinhai" <lixinhai.lxh@gmail.com>
Cc: Qian Cai <cai@lca.pw>
Link: http://lkml.kernel.org/r/1579068565-110432-1-git-send-email-yang.shi@linux.alibaba.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Yang Shi 2020-04-01 21:10:55 -07:00 committed by Linus Torvalds
parent 20ca87f22b
commit d888fb2b18
1 changed files with 1 additions and 1 deletions
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2
mm/mempolicy.c
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@ -650,7 +650,7 @@ static int queue_pages_test_walk(unsigned long start, unsigned long end,
unsigned long flags = qp->flags;
/* range check first */
VM_BUG_ON((vma->vm_start > start) || (vma->vm_end < end));
VM_BUG_ON_VMA((vma->vm_start > start) || (vma->vm_end < end), vma);
if (!qp->first) {
qp->first = vma;