Message ID | 20200601214251.4167140-11-david@fromorbit.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | xfs: rework inode flushing to make inode reclaim fully asynchronous | expand |
On Tue, Jun 02, 2020 at 07:42:31AM +1000, Dave Chinner wrote: > From: Dave Chinner <dchinner@redhat.com> > > Similar to inodes, we can call the dquot IO completion functions > directly from the buffer completion code, removing another user of > log item callbacks for IO completion processing. > > Signed-off-by: Dave Chinner <dchinner@redhat.com> Looks ok, Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> --D > --- > fs/xfs/xfs_buf_item.c | 18 +++++++++++++++++- > fs/xfs/xfs_dquot.c | 18 ++++++++++++++---- > fs/xfs/xfs_dquot.h | 1 + > 3 files changed, 32 insertions(+), 5 deletions(-) > > diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c > index a4e416af5c614..f46e5ec28111c 100644 > --- a/fs/xfs/xfs_buf_item.c > +++ b/fs/xfs/xfs_buf_item.c > @@ -15,6 +15,9 @@ > #include "xfs_buf_item.h" > #include "xfs_inode.h" > #include "xfs_inode_item.h" > +#include "xfs_quota.h" > +#include "xfs_dquot_item.h" > +#include "xfs_dquot.h" > #include "xfs_trans_priv.h" > #include "xfs_trace.h" > #include "xfs_log.h" > @@ -1209,7 +1212,20 @@ void > xfs_buf_dquot_iodone( > struct xfs_buf *bp) > { > - xfs_buf_run_callbacks(bp); > + struct xfs_buf_log_item *blip = bp->b_log_item; > + struct xfs_log_item *lip; > + > + if (xfs_buf_had_callback_errors(bp)) > + return; > + > + /* a newly allocated dquot buffer might have a log item attached */ > + if (blip) { > + lip = &blip->bli_item; > + lip->li_cb(bp, lip); > + bp->b_log_item = NULL; > + } > + > + xfs_dquot_done(bp); > xfs_buf_ioend_finish(bp); > } > > diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c > index 2e2146fa0914c..403bc4e9f21ff 100644 > --- a/fs/xfs/xfs_dquot.c > +++ b/fs/xfs/xfs_dquot.c > @@ -1048,9 +1048,8 @@ xfs_qm_dqrele( > * from the AIL if it has not been re-logged, and unlocking the dquot's > * flush lock. This behavior is very similar to that of inodes.. > */ > -STATIC void > +static void > xfs_qm_dqflush_done( > - struct xfs_buf *bp, > struct xfs_log_item *lip) > { > struct xfs_dq_logitem *qip = (struct xfs_dq_logitem *)lip; > @@ -1091,6 +1090,18 @@ xfs_qm_dqflush_done( > xfs_dqfunlock(dqp); > } > > +void > +xfs_dquot_done( > + struct xfs_buf *bp) > +{ > + struct xfs_log_item *lip, *n; > + > + list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) { > + list_del_init(&lip->li_bio_list); > + xfs_qm_dqflush_done(lip); > + } > +} > + > /* > * Write a modified dquot to disk. > * The dquot must be locked and the flush lock too taken by caller. > @@ -1180,8 +1191,7 @@ xfs_qm_dqflush( > * AIL and release the flush lock once the dquot is synced to disk. > */ > bp->b_flags |= _XBF_DQUOTS; > - xfs_buf_attach_iodone(bp, xfs_qm_dqflush_done, > - &dqp->q_logitem.qli_item); > + xfs_buf_attach_iodone(bp, NULL, &dqp->q_logitem.qli_item); > > /* > * If the buffer is pinned then push on the log so we won't > diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h > index 71e36c85e20b6..fe9cc3e08ed6d 100644 > --- a/fs/xfs/xfs_dquot.h > +++ b/fs/xfs/xfs_dquot.h > @@ -174,6 +174,7 @@ void xfs_qm_dqput(struct xfs_dquot *dqp); > void xfs_dqlock2(struct xfs_dquot *, struct xfs_dquot *); > > void xfs_dquot_set_prealloc_limits(struct xfs_dquot *); > +void xfs_dquot_done(struct xfs_buf *); > > static inline struct xfs_dquot *xfs_qm_dqhold(struct xfs_dquot *dqp) > { > -- > 2.26.2.761.g0e0b3e54be >
On Tue, Jun 02, 2020 at 07:42:31AM +1000, Dave Chinner wrote: > From: Dave Chinner <dchinner@redhat.com> > > Similar to inodes, we can call the dquot IO completion functions > directly from the buffer completion code, removing another user of > log item callbacks for IO completion processing. > > Signed-off-by: Dave Chinner <dchinner@redhat.com> > --- Reviewed-by: Brian Foster <bfoster@redhat.com> > fs/xfs/xfs_buf_item.c | 18 +++++++++++++++++- > fs/xfs/xfs_dquot.c | 18 ++++++++++++++---- > fs/xfs/xfs_dquot.h | 1 + > 3 files changed, 32 insertions(+), 5 deletions(-) > > diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c > index a4e416af5c614..f46e5ec28111c 100644 > --- a/fs/xfs/xfs_buf_item.c > +++ b/fs/xfs/xfs_buf_item.c > @@ -15,6 +15,9 @@ > #include "xfs_buf_item.h" > #include "xfs_inode.h" > #include "xfs_inode_item.h" > +#include "xfs_quota.h" > +#include "xfs_dquot_item.h" > +#include "xfs_dquot.h" > #include "xfs_trans_priv.h" > #include "xfs_trace.h" > #include "xfs_log.h" > @@ -1209,7 +1212,20 @@ void > xfs_buf_dquot_iodone( > struct xfs_buf *bp) > { > - xfs_buf_run_callbacks(bp); > + struct xfs_buf_log_item *blip = bp->b_log_item; > + struct xfs_log_item *lip; > + > + if (xfs_buf_had_callback_errors(bp)) > + return; > + > + /* a newly allocated dquot buffer might have a log item attached */ > + if (blip) { > + lip = &blip->bli_item; > + lip->li_cb(bp, lip); > + bp->b_log_item = NULL; > + } > + > + xfs_dquot_done(bp); > xfs_buf_ioend_finish(bp); > } > > diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c > index 2e2146fa0914c..403bc4e9f21ff 100644 > --- a/fs/xfs/xfs_dquot.c > +++ b/fs/xfs/xfs_dquot.c > @@ -1048,9 +1048,8 @@ xfs_qm_dqrele( > * from the AIL if it has not been re-logged, and unlocking the dquot's > * flush lock. This behavior is very similar to that of inodes.. > */ > -STATIC void > +static void > xfs_qm_dqflush_done( > - struct xfs_buf *bp, > struct xfs_log_item *lip) > { > struct xfs_dq_logitem *qip = (struct xfs_dq_logitem *)lip; > @@ -1091,6 +1090,18 @@ xfs_qm_dqflush_done( > xfs_dqfunlock(dqp); > } > > +void > +xfs_dquot_done( > + struct xfs_buf *bp) > +{ > + struct xfs_log_item *lip, *n; > + > + list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) { > + list_del_init(&lip->li_bio_list); > + xfs_qm_dqflush_done(lip); > + } > +} > + > /* > * Write a modified dquot to disk. > * The dquot must be locked and the flush lock too taken by caller. > @@ -1180,8 +1191,7 @@ xfs_qm_dqflush( > * AIL and release the flush lock once the dquot is synced to disk. > */ > bp->b_flags |= _XBF_DQUOTS; > - xfs_buf_attach_iodone(bp, xfs_qm_dqflush_done, > - &dqp->q_logitem.qli_item); > + xfs_buf_attach_iodone(bp, NULL, &dqp->q_logitem.qli_item); > > /* > * If the buffer is pinned then push on the log so we won't > diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h > index 71e36c85e20b6..fe9cc3e08ed6d 100644 > --- a/fs/xfs/xfs_dquot.h > +++ b/fs/xfs/xfs_dquot.h > @@ -174,6 +174,7 @@ void xfs_qm_dqput(struct xfs_dquot *dqp); > void xfs_dqlock2(struct xfs_dquot *, struct xfs_dquot *); > > void xfs_dquot_set_prealloc_limits(struct xfs_dquot *); > +void xfs_dquot_done(struct xfs_buf *); > > static inline struct xfs_dquot *xfs_qm_dqhold(struct xfs_dquot *dqp) > { > -- > 2.26.2.761.g0e0b3e54be >
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index a4e416af5c614..f46e5ec28111c 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -15,6 +15,9 @@ #include "xfs_buf_item.h" #include "xfs_inode.h" #include "xfs_inode_item.h" +#include "xfs_quota.h" +#include "xfs_dquot_item.h" +#include "xfs_dquot.h" #include "xfs_trans_priv.h" #include "xfs_trace.h" #include "xfs_log.h" @@ -1209,7 +1212,20 @@ void xfs_buf_dquot_iodone( struct xfs_buf *bp) { - xfs_buf_run_callbacks(bp); + struct xfs_buf_log_item *blip = bp->b_log_item; + struct xfs_log_item *lip; + + if (xfs_buf_had_callback_errors(bp)) + return; + + /* a newly allocated dquot buffer might have a log item attached */ + if (blip) { + lip = &blip->bli_item; + lip->li_cb(bp, lip); + bp->b_log_item = NULL; + } + + xfs_dquot_done(bp); xfs_buf_ioend_finish(bp); } diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c index 2e2146fa0914c..403bc4e9f21ff 100644 --- a/fs/xfs/xfs_dquot.c +++ b/fs/xfs/xfs_dquot.c @@ -1048,9 +1048,8 @@ xfs_qm_dqrele( * from the AIL if it has not been re-logged, and unlocking the dquot's * flush lock. This behavior is very similar to that of inodes.. */ -STATIC void +static void xfs_qm_dqflush_done( - struct xfs_buf *bp, struct xfs_log_item *lip) { struct xfs_dq_logitem *qip = (struct xfs_dq_logitem *)lip; @@ -1091,6 +1090,18 @@ xfs_qm_dqflush_done( xfs_dqfunlock(dqp); } +void +xfs_dquot_done( + struct xfs_buf *bp) +{ + struct xfs_log_item *lip, *n; + + list_for_each_entry_safe(lip, n, &bp->b_li_list, li_bio_list) { + list_del_init(&lip->li_bio_list); + xfs_qm_dqflush_done(lip); + } +} + /* * Write a modified dquot to disk. * The dquot must be locked and the flush lock too taken by caller. @@ -1180,8 +1191,7 @@ xfs_qm_dqflush( * AIL and release the flush lock once the dquot is synced to disk. */ bp->b_flags |= _XBF_DQUOTS; - xfs_buf_attach_iodone(bp, xfs_qm_dqflush_done, - &dqp->q_logitem.qli_item); + xfs_buf_attach_iodone(bp, NULL, &dqp->q_logitem.qli_item); /* * If the buffer is pinned then push on the log so we won't diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h index 71e36c85e20b6..fe9cc3e08ed6d 100644 --- a/fs/xfs/xfs_dquot.h +++ b/fs/xfs/xfs_dquot.h @@ -174,6 +174,7 @@ void xfs_qm_dqput(struct xfs_dquot *dqp); void xfs_dqlock2(struct xfs_dquot *, struct xfs_dquot *); void xfs_dquot_set_prealloc_limits(struct xfs_dquot *); +void xfs_dquot_done(struct xfs_buf *); static inline struct xfs_dquot *xfs_qm_dqhold(struct xfs_dquot *dqp) {