diff options
author | David Chinner <dgc@sgi.com> | 2008-05-19 16:29:34 +1000 |
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committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-05-23 15:26:03 +1000 |
commit | 49383b0e98ad1f69ff4c816eb1961f703df12318 (patch) | |
tree | e99cd87ff5d2b104682b04e470f01f79ac84996b /fs | |
parent | 978b7237123d007b9fa983af6e0e2fa8f97f9934 (diff) | |
download | linux-49383b0e98ad1f69ff4c816eb1961f703df12318.tar.gz |
[XFS] Don't allow memory reclaim to wait on the filesystem in inode
writeback If we allow memory reclaim to wait on the pages under writeback in inode cluster writeback we could deadlock because we are currently holding the ILOCK on the initial writeback inode which is needed in data I/O completion to change the file size or do unwritten extent conversion before the pages are taken out of writeback state. SGI-PV: 981091 SGI-Modid: xfs-linux-melb:xfs-kern:31015a Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/xfs/xfs_inode.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index cf0bb9c1d621..739ea45a9d10 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -2986,7 +2986,7 @@ xfs_iflush_cluster( ASSERT(pag->pag_ici_init); ilist_size = XFS_INODE_CLUSTER_SIZE(mp) * sizeof(xfs_inode_t *); - ilist = kmem_alloc(ilist_size, KM_MAYFAIL); + ilist = kmem_alloc(ilist_size, KM_MAYFAIL|KM_NOFS); if (!ilist) return 0; |