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| author | Christoph Hellwig <hch@infradead.org> | 2012-02-20 02:31:27 +0000 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2012-02-22 22:26:47 -0600 |
| commit | a79bf2d75b8f96bcdb6714138cd53cb3c358669c (patch) | |
| tree | 50c5e40becc5559133c29332f947750fe72529e8 | |
| parent | c303c5b8c3b8eace41c4fba26205b50c0f8e4ca0 (diff) | |
| download | linux-a79bf2d75b8f96bcdb6714138cd53cb3c358669c.tar.bz2 | |
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>
| -rw-r--r-- | fs/xfs/xfs_log.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 30fec0a2a213..a0d1376b3d48 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -159,6 +159,18 @@ xlog_grant_head_init( spin_lock_init(&head->lock); } +STATIC void +xlog_grant_head_wake_all( + struct xlog_grant_head *head) +{ + struct xlog_ticket *tic; + + spin_lock(&head->lock); + list_for_each_entry(tic, &head->waiters, t_queue) + wake_up_process(tic->t_task); + spin_unlock(&head->lock); +} + STATIC bool xlog_reserveq_wake( struct log *log, @@ -3557,7 +3569,6 @@ xfs_log_force_umount( struct xfs_mount *mp, int logerror) { - xlog_ticket_t *tic; xlog_t *log; int retval; @@ -3625,15 +3636,8 @@ xfs_log_force_umount( * we don't enqueue anything once the SHUTDOWN flag is set, and this * action is protected by the grant locks. */ - spin_lock(&log->l_reserve_head.lock); - list_for_each_entry(tic, &log->l_reserve_head.waiters, t_queue) - wake_up_process(tic->t_task); - spin_unlock(&log->l_reserve_head.lock); - - spin_lock(&log->l_write_head.lock); - list_for_each_entry(tic, &log->l_write_head.waiters, t_queue) - wake_up_process(tic->t_task); - spin_unlock(&log->l_write_head.lock); + xlog_grant_head_wake_all(&log->l_reserve_head); + xlog_grant_head_wake_all(&log->l_write_head); if (!(log->l_iclog->ic_state & XLOG_STATE_IOERROR)) { ASSERT(!logerror); |