xfs: add xlog_grant_head_wake_all
Reviewed-by: Mark Tinguely <tinguely@sgi.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Ben Myers <bpm@sgi.com>
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@ -159,6 +159,18 @@ xlog_grant_head_init(
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spin_lock_init(&head->lock);
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}
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STATIC void
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xlog_grant_head_wake_all(
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struct xlog_grant_head *head)
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{
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struct xlog_ticket *tic;
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spin_lock(&head->lock);
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list_for_each_entry(tic, &head->waiters, t_queue)
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wake_up_process(tic->t_task);
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spin_unlock(&head->lock);
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}
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STATIC bool
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xlog_reserveq_wake(
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struct log *log,
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@ -3557,7 +3569,6 @@ xfs_log_force_umount(
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struct xfs_mount *mp,
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int logerror)
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{
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xlog_ticket_t *tic;
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xlog_t *log;
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int retval;
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@ -3625,15 +3636,8 @@ xfs_log_force_umount(
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* we don't enqueue anything once the SHUTDOWN flag is set, and this
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* action is protected by the grant locks.
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*/
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spin_lock(&log->l_reserve_head.lock);
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list_for_each_entry(tic, &log->l_reserve_head.waiters, t_queue)
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wake_up_process(tic->t_task);
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spin_unlock(&log->l_reserve_head.lock);
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spin_lock(&log->l_write_head.lock);
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list_for_each_entry(tic, &log->l_write_head.waiters, t_queue)
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wake_up_process(tic->t_task);
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spin_unlock(&log->l_write_head.lock);
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xlog_grant_head_wake_all(&log->l_reserve_head);
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xlog_grant_head_wake_all(&log->l_write_head);
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if (!(log->l_iclog->ic_state & XLOG_STATE_IOERROR)) {
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ASSERT(!logerror);
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