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| author | Sasha Levin | 2014-10-10 00:28:10 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2014-10-10 04:25:57 +0200 |
| commit | 81d1b09c6be66afac7d41ee52279d9bccbce56d8 (patch) | |
| tree | 22bc3aa61748eb31bff7a101a3028f45231561eb /mm/mmap.c | |
| parent | mm: introduce VM_BUG_ON_VMA (diff) | |
| download | kernel-qcow2-linux-81d1b09c6be66afac7d41ee52279d9bccbce56d8.tar.gz kernel-qcow2-linux-81d1b09c6be66afac7d41ee52279d9bccbce56d8.tar.xz kernel-qcow2-linux-81d1b09c6be66afac7d41ee52279d9bccbce56d8.zip | |
mm: convert a few VM_BUG_ON callers to VM_BUG_ON_VMA
Trivially convert a few VM_BUG_ON calls to VM_BUG_ON_VMA to extract
more information when they trigger.
[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Hugh Dickins <hughd@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Michel Lespinasse <walken@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 7ff38f1a66ec..69d4c5199fd8 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -786,8 +786,8 @@ again: remove_next = 1 + (end > next->vm_end); if (!anon_vma && adjust_next) anon_vma = next->anon_vma; if (anon_vma) { - VM_BUG_ON(adjust_next && next->anon_vma && - anon_vma != next->anon_vma); + VM_BUG_ON_VMA(adjust_next && next->anon_vma && + anon_vma != next->anon_vma, next); anon_vma_lock_write(anon_vma); anon_vma_interval_tree_pre_update_vma(vma); if (adjust_next) @@ -2848,7 +2848,7 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, * safe. It is only safe to keep the vm_pgoff * linear if there are no pages mapped yet. */ - VM_BUG_ON(faulted_in_anon_vma); + VM_BUG_ON_VMA(faulted_in_anon_vma, new_vma); *vmap = vma = new_vma; } *need_rmap_locks = (new_vma->vm_pgoff <= vma->vm_pgoff); |