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-rw-r--r--fs/xfs/xfs_log_cil.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
index 31e4ea2d19ac..ef8e7d9f445d 100644
--- a/fs/xfs/xfs_log_cil.c
+++ b/fs/xfs/xfs_log_cil.c
@@ -377,9 +377,23 @@ xfs_log_commit_cil(
xfs_log_done(mp, tp->t_ticket, NULL, log_flags);
xfs_trans_unreserve_and_mod_sb(tp);
+ /*
+ * Once all the items of the transaction have been copied to the CIL,
+ * the items can be unlocked and freed.
+ *
+ * This needs to be done before we drop the CIL context lock because we
+ * have to update state in the log items and unlock them before they go
+ * to disk. If we don't, then the CIL checkpoint can race with us and
+ * we can run checkpoint completion before we've updated and unlocked
+ * the log items. This affects (at least) processing of stale buffers,
+ * inodes and EFIs.
+ */
+ xfs_trans_free_items(tp, *commit_lsn, 0);
+
/* check for background commit before unlock */
if (log->l_cilp->xc_ctx->space_used > XLOG_CIL_SPACE_LIMIT(log))
push = 1;
+
up_read(&log->l_cilp->xc_ctx_lock);
/*