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-rw-r--r--fs/xfs/xfs_log_recover.c33
1 files changed, 11 insertions, 22 deletions
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 7c75c7374d5..8ecad5bad66 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3161,37 +3161,26 @@ xlog_recover_process_iunlinks(
*/
continue;
}
+ /*
+ * Unlock the buffer so that it can be acquired in the normal
+ * course of the transaction to truncate and free each inode.
+ * Because we are not racing with anyone else here for the AGI
+ * buffer, we don't even need to hold it locked to read the
+ * initial unlinked bucket entries out of the buffer. We keep
+ * buffer reference though, so that it stays pinned in memory
+ * while we need the buffer.
+ */
agi = XFS_BUF_TO_AGI(agibp);
+ xfs_buf_unlock(agibp);
for (bucket = 0; bucket < XFS_AGI_UNLINKED_BUCKETS; bucket++) {
agino = be32_to_cpu(agi->agi_unlinked[bucket]);
while (agino != NULLAGINO) {
- /*
- * Release the agi buffer so that it can
- * be acquired in the normal course of the
- * transaction to truncate and free the inode.
- */
- xfs_buf_relse(agibp);
-
agino = xlog_recover_process_one_iunlink(mp,
agno, agino, bucket);
-
- /*
- * Reacquire the agibuffer and continue around
- * the loop. This should never fail as we know
- * the buffer was good earlier on.
- */
- error = xfs_read_agi(mp, NULL, agno, &agibp);
- ASSERT(error == 0);
- agi = XFS_BUF_TO_AGI(agibp);
}
}
-
- /*
- * Release the buffer for the current agi so we can
- * go on to the next one.
- */
- xfs_buf_relse(agibp);
+ xfs_buf_rele(agibp);
}
mp->m_dmevmask = mp_dmevmask;