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authorJosef Bacik <josef@redhat.com>2011-07-11 10:47:06 -0400
committerChris Mason <chris.mason@oracle.com>2011-07-27 12:46:43 -0400
commita94733d0bc630edaedc6ca156752dd5a7cb82521 (patch)
tree3f0bd508aa1ce5894e43df45bb73031a380ed8f5 /fs/btrfs/relocation.c
parentbab39bf998133510f2dad08158006197ec0dabea (diff)
downloadlinux-a94733d0bc630edaedc6ca156752dd5a7cb82521.tar.gz
Btrfs: use find_or_create_page instead of grab_cache_page
grab_cache_page will use mapping_gfp_mask(), which for all inodes is set to GFP_HIGHUSER_MOVABLE. So instead use find_or_create_page in all cases where we need GFP_NOFS so we don't deadlock. Thanks, Signed-off-by: Josef Bacik <josef@redhat.com>
Diffstat (limited to 'fs/btrfs/relocation.c')
-rw-r--r--fs/btrfs/relocation.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 086b1e6b861..41d76c60876 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -2955,7 +2955,8 @@ static int relocate_file_extent_cluster(struct inode *inode,
page_cache_sync_readahead(inode->i_mapping,
ra, NULL, index,
last_index + 1 - index);
- page = grab_cache_page(inode->i_mapping, index);
+ page = find_or_create_page(inode->i_mapping, index,
+ GFP_NOFS);
if (!page) {
btrfs_delalloc_release_metadata(inode,
PAGE_CACHE_SIZE);