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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-12-21 03:14:03 +0100
commite219aafe50fd546b8686582ddbafd24c3c2eda04 (patch)
treea665e08ca8d42f20ac8e5dcc8565d666cffb26bd /fs/xfs/xfs_pnfs.c
parentffe12855a5f7f195589130197558e6a5c276caa4 (diff)
parent24c96dc79c5e76d3cff7a33f955a4d3244644766 (diff)
Merge back earlier 'pm-domains' material for v4.5.
Diffstat (limited to 'fs/xfs/xfs_pnfs.c')
-rw-r--r--fs/xfs/xfs_pnfs.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/xfs/xfs_pnfs.c b/fs/xfs/xfs_pnfs.c
index ab4a6066f7ca..dc6221942b85 100644
--- a/fs/xfs/xfs_pnfs.c
+++ b/fs/xfs/xfs_pnfs.c
@@ -181,6 +181,11 @@ xfs_fs_map_blocks(
ASSERT(imap.br_startblock != DELAYSTARTBLOCK);
if (!nimaps || imap.br_startblock == HOLESTARTBLOCK) {
+ /*
+ * xfs_iomap_write_direct() expects to take ownership of
+ * the shared ilock.
+ */
+ xfs_ilock(ip, XFS_ILOCK_SHARED);
error = xfs_iomap_write_direct(ip, offset, length,
&imap, nimaps);
if (error)