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authorBrian Behlendorf <[email protected]>2012-09-14 09:36:40 -0700
committerBrian Behlendorf <[email protected]>2012-09-14 15:53:47 -0700
commit8312c6df55c1fb2ad3536fc3bc7ae93c429b85aa (patch)
treee43b8bae131de24374dc4287dd1c73b1b90d51e8 /module/zfs/zfs_vnops.c
parent8e8e7f35b71e7aa88f5e45bf1594bcc75526227d (diff)
Clear PG_writeback for sync I/O error case
Commit 2b2861362f7dd09cc3167df8fddb6e2cb475018a accidentally introduced this issue by only conditionally registering the commit callback in the async case. The error handing code for the dmu_tx_assign() failure case relied on there always being a registered commit callback to clear the PG_writeback bit. Since that is no longer strictly true for the synchronous case we must explicitly invoke the callback. Signed-off-by: Brian Behlendorf <[email protected]> Closes #961
Diffstat (limited to 'module/zfs/zfs_vnops.c')
-rw-r--r--module/zfs/zfs_vnops.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/module/zfs/zfs_vnops.c b/module/zfs/zfs_vnops.c
index 300330231..89f0f608a 100644
--- a/module/zfs/zfs_vnops.c
+++ b/module/zfs/zfs_vnops.c
@@ -3848,7 +3848,16 @@ zfs_putpage(struct inode *ip, struct page *pp, struct writeback_control *wbc)
if (err == ERESTART)
dmu_tx_wait(tx);
+ /* Will call all registered commit callbacks */
dmu_tx_abort(tx);
+
+ /*
+ * For the synchronous case the commit callback must be
+ * explicitly called because there is no registered callback.
+ */
+ if (sync)
+ zfs_putpage_commit_cb(pp, ECANCELED);
+
return (err);
}