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xfs: add helper to conditionally remove items from the AIL

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Several areas of code duplicate a pattern where we take the AIL lock,
check whether an item is in the AIL and remove it if so. Create a new
helper for this pattern and use it where appropriate.

Signed-off-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Brian Foster
2015-08-19 10:01:08 +10:00
committed by Dave Chinner
parent f307080a62
commit 146e54b71e
5 changed files with 21 additions and 33 deletions
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8
fs/xfs/xfs_dquot.c
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@@ -954,12 +954,8 @@ xfs_qm_dqflush(
struct xfs_log_item *lip = &dqp->q_logitem.qli_item;
dqp->dq_flags &= ~XFS_DQ_DIRTY;
spin_lock(&mp->m_ail->xa_lock);
if (lip->li_flags & XFS_LI_IN_AIL)
xfs_trans_ail_delete(mp->m_ail, lip,
SHUTDOWN_CORRUPT_INCORE);
else
spin_unlock(&mp->m_ail->xa_lock);
xfs_trans_ail_remove(lip, SHUTDOWN_CORRUPT_INCORE);
error = -EIO;
goto out_unlock;
}