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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-28 15:23:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-28 15:23:52 -0700
commitf21ce8f8447c8be8847dadcfdbcc76b0d7365fa5 (patch)
treefb51d60060453aef9e776c7d3a31588609d34d76 /fs/xfs/xfs_bmap.c
parent0c9aac08261512d70d7d4817bd222abca8b6bdd6 (diff)
parent5a5881cdeec2c019b5c9a307800218ee029f7f61 (diff)
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
Pull XFS update (part 2) from Ben Myers: "Fixes for tracing of xfs_name strings, flag handling in open_by_handle, a log space hang with freeze/unfreeze, fstrim offset calculations, a section mismatch with xfs_qm_exit, an oops in xlog_recover_process_iunlinks, and a deadlock in xfs_rtfree_extent. There are also additional trace points for attributes, and the addition of a workqueue for allocation to work around kernel stack size limitations." * 'for-linus' of git://oss.sgi.com/xfs/xfs: xfs: add lots of attribute trace points xfs: Fix oops on IO error during xlog_recover_process_iunlinks() xfs: fix fstrim offset calculations xfs: Account log unmount transaction correctly xfs: don't cache inodes read through bulkstat xfs: trace xfs_name strings correctly xfs: introduce an allocation workqueue xfs: Fix open flag handling in open_by_handle code xfs: fix deadlock in xfs_rtfree_extent fs: xfs: fix section mismatch in linux-next
Diffstat (limited to 'fs/xfs/xfs_bmap.c')
-rw-r--r--fs/xfs/xfs_bmap.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 3548c6f75593..85e7e327bcd8 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -5124,6 +5124,15 @@ xfs_bunmapi(
cur->bc_private.b.flags = 0;
} else
cur = NULL;
+
+ if (isrt) {
+ /*
+ * Synchronize by locking the bitmap inode.
+ */
+ xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);
+ xfs_trans_ijoin(tp, mp->m_rbmip, XFS_ILOCK_EXCL);
+ }
+
extno = 0;
while (bno != (xfs_fileoff_t)-1 && bno >= start && lastx >= 0 &&
(nexts == 0 || extno < nexts)) {