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authorDave Chinner <dchinner@redhat.com>2013-05-20 01:51:12 +0200
committerBen Myers <bpm@sgi.com>2013-05-20 23:18:05 +0200
commitac14876cf9255175bf3bdad645bf8aa2b8fb2d7c (patch)
tree50d4d25c1517808ac65d206d3cc8ed100411eadc /fs/xfs/xfs_dir2_leaf.c
parentxfs: Don't reference the EFI after it is freed (diff)
downloadlinux-ac14876cf9255175bf3bdad645bf8aa2b8fb2d7c.tar.xz
linux-ac14876cf9255175bf3bdad645bf8aa2b8fb2d7c.zip
xfs: fix missing KM_NOFS tags to keep lockdep happy
There are several places where we use KM_SLEEP allocation contexts and use the fact that they are called from transaction context to add KM_NOFS where appropriate. Unfortunately, there are several places where the code makes this assumption but can be called from outside transaction context but with filesystem locks held. These places need explicit KM_NOFS annotations to avoid lockdep complaining about reclaim contexts. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Ben Myers <bpm@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_dir2_leaf.c')
-rw-r--r--fs/xfs/xfs_dir2_leaf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index 721ba2fe8e54..da71a1819d78 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -1336,7 +1336,7 @@ xfs_dir2_leaf_getdents(
mp->m_sb.sb_blocksize);
map_info = kmem_zalloc(offsetof(struct xfs_dir2_leaf_map_info, map) +
(length * sizeof(struct xfs_bmbt_irec)),
- KM_SLEEP);
+ KM_SLEEP | KM_NOFS);
map_info->map_size = length;
/*