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Diffstat (limited to 'fs/xfs/xfs_trans.c')
-rw-r--r--fs/xfs/xfs_trans.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 3b208f9a865c..1adc6bc53a56 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -306,6 +306,11 @@ xfs_trans_alloc(
*
* Note the zero-length reservation; this transaction MUST be cancelled
* without any dirty data.
+ *
+ * Callers should obtain freeze protection to avoid two conflicts with fs
+ * freezing: (1) having active transactions trip the m_active_trans ASSERTs;
+ * and (2) grabbing buffers at the same time that freeze is trying to drain
+ * the buffer LRU list.
*/
int
xfs_trans_alloc_empty(
@@ -450,7 +455,7 @@ xfs_trans_apply_sb_deltas(
int whole = 0;
bp = xfs_trans_getsb(tp, tp->t_mountp);
- sbp = XFS_BUF_TO_SBP(bp);
+ sbp = bp->b_addr;
/*
* Check that superblock mods match the mods made to AGF counters.