Message ID | 20200504141154.55887-14-bfoster@redhat.com (mailing list archive) |
---|---|
State | Accepted |
Headers | show |
Series | xfs: flush related error handling cleanups | expand |
On 5/4/20 7:11 AM, Brian Foster wrote: > Now that the functions and callers of > xfs_trans_ail_[remove|delete]() have been fixed up appropriately, > the only difference between the two is the shutdown behavior. There > are only a few callers of the _remove() variant, so make the > shutdown conditional on the parameter and combine the two functions. > > Suggested-by: Dave Chinner <david@fromorbit.com> > Signed-off-by: Brian Foster <bfoster@redhat.com> > Reviewed-by: Dave Chinner <dchinner@redhat.com> > Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> > Reviewed-by: Christoph Hellwig <hch@lst.de> Ok, looks ok Reviewed-by: Allison Collins <allison.henderson@oracle.com> > --- > fs/xfs/xfs_buf_item.c | 2 +- > fs/xfs/xfs_dquot.c | 2 +- > fs/xfs/xfs_dquot_item.c | 2 +- > fs/xfs/xfs_inode_item.c | 2 +- > fs/xfs/xfs_trans_ail.c | 24 ++---------------------- > fs/xfs/xfs_trans_priv.h | 17 ----------------- > 6 files changed, 6 insertions(+), 43 deletions(-) > > diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c > index 47c547aca1f1..9e75e8d6042e 100644 > --- a/fs/xfs/xfs_buf_item.c > +++ b/fs/xfs/xfs_buf_item.c > @@ -558,7 +558,7 @@ xfs_buf_item_put( > * state. > */ > if (aborted) > - xfs_trans_ail_remove(lip); > + xfs_trans_ail_delete(lip, 0); > xfs_buf_item_relse(bip->bli_buf); > return true; > } > diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c > index 497a9dbef1c9..52e0f7245afc 100644 > --- a/fs/xfs/xfs_dquot.c > +++ b/fs/xfs/xfs_dquot.c > @@ -1162,7 +1162,7 @@ xfs_qm_dqflush( > > out_abort: > dqp->dq_flags &= ~XFS_DQ_DIRTY; > - xfs_trans_ail_remove(lip); > + xfs_trans_ail_delete(lip, 0); > xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE); > out_unlock: > xfs_dqfunlock(dqp); > diff --git a/fs/xfs/xfs_dquot_item.c b/fs/xfs/xfs_dquot_item.c > index 8bd46810d5db..349c92d26570 100644 > --- a/fs/xfs/xfs_dquot_item.c > +++ b/fs/xfs/xfs_dquot_item.c > @@ -343,7 +343,7 @@ xfs_qm_qoff_logitem_relse( > ASSERT(test_bit(XFS_LI_IN_AIL, &lip->li_flags) || > test_bit(XFS_LI_ABORTED, &lip->li_flags) || > XFS_FORCED_SHUTDOWN(lip->li_mountp)); > - xfs_trans_ail_remove(lip); > + xfs_trans_ail_delete(lip, 0); > kmem_free(lip->li_lv_shadow); > kmem_free(qoff); > } > diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c > index 0e449d0a3d5c..1a02058178d1 100644 > --- a/fs/xfs/xfs_inode_item.c > +++ b/fs/xfs/xfs_inode_item.c > @@ -768,7 +768,7 @@ xfs_iflush_abort( > xfs_inode_log_item_t *iip = ip->i_itemp; > > if (iip) { > - xfs_trans_ail_remove(&iip->ili_item); > + xfs_trans_ail_delete(&iip->ili_item, 0); > iip->ili_logged = 0; > /* > * Clear the ili_last_fields bits now that we know that the > diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c > index cfba691664c7..bf09d4b4df58 100644 > --- a/fs/xfs/xfs_trans_ail.c > +++ b/fs/xfs/xfs_trans_ail.c > @@ -841,27 +841,6 @@ xfs_ail_delete_one( > return 0; > } > > -/** > - * Remove a log items from the AIL > - * > - * @xfs_trans_ail_delete_bulk takes an array of log items that all need to > - * removed from the AIL. The caller is already holding the AIL lock, and done > - * all the checks necessary to ensure the items passed in via @log_items are > - * ready for deletion. This includes checking that the items are in the AIL. > - * > - * For each log item to be removed, unlink it from the AIL, clear the IN_AIL > - * flag from the item and reset the item's lsn to 0. If we remove the first > - * item in the AIL, update the log tail to match the new minimum LSN in the > - * AIL. > - * > - * This function will not drop the AIL lock until all items are removed from > - * the AIL to minimise the amount of lock traffic on the AIL. This does not > - * greatly increase the AIL hold time, but does significantly reduce the amount > - * of traffic on the lock, especially during IO completion. > - * > - * This function must be called with the AIL lock held. The lock is dropped > - * before returning. > - */ > void > xfs_trans_ail_delete( > struct xfs_log_item *lip, > @@ -874,7 +853,7 @@ xfs_trans_ail_delete( > spin_lock(&ailp->ail_lock); > if (!test_bit(XFS_LI_IN_AIL, &lip->li_flags)) { > spin_unlock(&ailp->ail_lock); > - if (!XFS_FORCED_SHUTDOWN(mp)) { > + if (shutdown_type && !XFS_FORCED_SHUTDOWN(mp)) { > xfs_alert_tag(mp, XFS_PTAG_AILDELETE, > "%s: attempting to delete a log item that is not in the AIL", > __func__); > @@ -883,6 +862,7 @@ xfs_trans_ail_delete( > return; > } > > + /* xfs_ail_update_finish() drops the AIL lock */ > tail_lsn = xfs_ail_delete_one(ailp, lip); > xfs_ail_update_finish(ailp, tail_lsn); > } > diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h > index ab0a82e90825..cc046d9557ae 100644 > --- a/fs/xfs/xfs_trans_priv.h > +++ b/fs/xfs/xfs_trans_priv.h > @@ -96,23 +96,6 @@ void xfs_ail_update_finish(struct xfs_ail *ailp, xfs_lsn_t old_lsn) > __releases(ailp->ail_lock); > void xfs_trans_ail_delete(struct xfs_log_item *lip, int shutdown_type); > > -static inline void > -xfs_trans_ail_remove( > - struct xfs_log_item *lip) > -{ > - struct xfs_ail *ailp = lip->li_ailp; > - xfs_lsn_t tail_lsn; > - > - spin_lock(&ailp->ail_lock); > - /* xfs_ail_update_finish() drops the AIL lock */ > - if (test_bit(XFS_LI_IN_AIL, &lip->li_flags)) { > - tail_lsn = xfs_ail_delete_one(ailp, lip); > - xfs_ail_update_finish(ailp, tail_lsn); > - } else { > - spin_unlock(&ailp->ail_lock); > - } > -} > - > void xfs_ail_push(struct xfs_ail *, xfs_lsn_t); > void xfs_ail_push_all(struct xfs_ail *); > void xfs_ail_push_all_sync(struct xfs_ail *); >
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 47c547aca1f1..9e75e8d6042e 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -558,7 +558,7 @@ xfs_buf_item_put( * state. */ if (aborted) - xfs_trans_ail_remove(lip); + xfs_trans_ail_delete(lip, 0); xfs_buf_item_relse(bip->bli_buf); return true; } diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index 497a9dbef1c9..52e0f7245afc 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -1162,7 +1162,7 @@ xfs_qm_dqflush( out_abort: dqp->dq_flags &= ~XFS_DQ_DIRTY; - xfs_trans_ail_remove(lip); + xfs_trans_ail_delete(lip, 0); xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE); out_unlock: xfs_dqfunlock(dqp); diff --git a/fs/xfs/xfs_dquot_item.c b/fs/xfs/xfs_dquot_item.c index 8bd46810d5db..349c92d26570 100644 --- a/fs/xfs/xfs_dquot_item.c +++ b/fs/xfs/xfs_dquot_item.c @@ -343,7 +343,7 @@ xfs_qm_qoff_logitem_relse( ASSERT(test_bit(XFS_LI_IN_AIL, &lip->li_flags) || test_bit(XFS_LI_ABORTED, &lip->li_flags) || XFS_FORCED_SHUTDOWN(lip->li_mountp)); - xfs_trans_ail_remove(lip); + xfs_trans_ail_delete(lip, 0); kmem_free(lip->li_lv_shadow); kmem_free(qoff); } diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c index 0e449d0a3d5c..1a02058178d1 100644 --- a/fs/xfs/xfs_inode_item.c +++ b/fs/xfs/xfs_inode_item.c @@ -768,7 +768,7 @@ xfs_iflush_abort( xfs_inode_log_item_t *iip = ip->i_itemp; if (iip) { - xfs_trans_ail_remove(&iip->ili_item); + xfs_trans_ail_delete(&iip->ili_item, 0); iip->ili_logged = 0; /* * Clear the ili_last_fields bits now that we know that the diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c index cfba691664c7..bf09d4b4df58 100644 --- a/fs/xfs/xfs_trans_ail.c +++ b/fs/xfs/xfs_trans_ail.c @@ -841,27 +841,6 @@ xfs_ail_delete_one( return 0; } -/** - * Remove a log items from the AIL - * - * @xfs_trans_ail_delete_bulk takes an array of log items that all need to - * removed from the AIL. The caller is already holding the AIL lock, and done - * all the checks necessary to ensure the items passed in via @log_items are - * ready for deletion. This includes checking that the items are in the AIL. - * - * For each log item to be removed, unlink it from the AIL, clear the IN_AIL - * flag from the item and reset the item's lsn to 0. If we remove the first - * item in the AIL, update the log tail to match the new minimum LSN in the - * AIL. - * - * This function will not drop the AIL lock until all items are removed from - * the AIL to minimise the amount of lock traffic on the AIL. This does not - * greatly increase the AIL hold time, but does significantly reduce the amount - * of traffic on the lock, especially during IO completion. - * - * This function must be called with the AIL lock held. The lock is dropped - * before returning. - */ void xfs_trans_ail_delete( struct xfs_log_item *lip, @@ -874,7 +853,7 @@ xfs_trans_ail_delete( spin_lock(&ailp->ail_lock); if (!test_bit(XFS_LI_IN_AIL, &lip->li_flags)) { spin_unlock(&ailp->ail_lock); - if (!XFS_FORCED_SHUTDOWN(mp)) { + if (shutdown_type && !XFS_FORCED_SHUTDOWN(mp)) { xfs_alert_tag(mp, XFS_PTAG_AILDELETE, "%s: attempting to delete a log item that is not in the AIL", __func__); @@ -883,6 +862,7 @@ xfs_trans_ail_delete( return; } + /* xfs_ail_update_finish() drops the AIL lock */ tail_lsn = xfs_ail_delete_one(ailp, lip); xfs_ail_update_finish(ailp, tail_lsn); } diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h index ab0a82e90825..cc046d9557ae 100644 --- a/fs/xfs/xfs_trans_priv.h +++ b/fs/xfs/xfs_trans_priv.h @@ -96,23 +96,6 @@ void xfs_ail_update_finish(struct xfs_ail *ailp, xfs_lsn_t old_lsn) __releases(ailp->ail_lock); void xfs_trans_ail_delete(struct xfs_log_item *lip, int shutdown_type); -static inline void -xfs_trans_ail_remove( - struct xfs_log_item *lip) -{ - struct xfs_ail *ailp = lip->li_ailp; - xfs_lsn_t tail_lsn; - - spin_lock(&ailp->ail_lock); - /* xfs_ail_update_finish() drops the AIL lock */ - if (test_bit(XFS_LI_IN_AIL, &lip->li_flags)) { - tail_lsn = xfs_ail_delete_one(ailp, lip); - xfs_ail_update_finish(ailp, tail_lsn); - } else { - spin_unlock(&ailp->ail_lock); - } -} - void xfs_ail_push(struct xfs_ail *, xfs_lsn_t); void xfs_ail_push_all(struct xfs_ail *); void xfs_ail_push_all_sync(struct xfs_ail *);