diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 7c75c7374d5a..8ecad5bad66c 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;