From: Allison Henderson <allison.henderson@oracle.com>
To: Chandan Babu R <chandanrlinux@gmail.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH v24 02/11] xfs: Capture buffers for delayed ops
Date: Tue, 31 Aug 2021 11:03:17 -0700 [thread overview]
Message-ID: <04a12fcb-952f-9a1f-c8ab-0429677ca132@oracle.com> (raw)
In-Reply-To: <87k0k79l6f.fsf@debian-BULLSEYE-live-builder-AMD64>
On 8/27/21 4:33 AM, Chandan Babu R wrote:
> On 25 Aug 2021 at 04:14, Allison Henderson wrote:
>> This patch enables delayed operations to capture held buffers with in
>> the xfs_defer_capture. Buffers are then rejoined to the new
>> transaction in xlog_finish_defer_ops
>>
>
> Looks good to me.
>
> Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Thank you!
Allison
>
>> Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
>> ---
>> fs/xfs/libxfs/xfs_defer.c | 7 ++++++-
>> fs/xfs/libxfs/xfs_defer.h | 4 +++-
>> fs/xfs/xfs_bmap_item.c | 2 +-
>> fs/xfs/xfs_buf.c | 1 +
>> fs/xfs/xfs_buf.h | 1 +
>> fs/xfs/xfs_extfree_item.c | 2 +-
>> fs/xfs/xfs_log_recover.c | 7 +++++++
>> fs/xfs/xfs_refcount_item.c | 2 +-
>> fs/xfs/xfs_rmap_item.c | 2 +-
>> 9 files changed, 22 insertions(+), 6 deletions(-)
>>
>> diff --git a/fs/xfs/libxfs/xfs_defer.c b/fs/xfs/libxfs/xfs_defer.c
>> index eff4a127188e..d1d09b6aca55 100644
>> --- a/fs/xfs/libxfs/xfs_defer.c
>> +++ b/fs/xfs/libxfs/xfs_defer.c
>> @@ -639,6 +639,7 @@ xfs_defer_ops_capture(
>> dfc = kmem_zalloc(sizeof(*dfc), KM_NOFS);
>> INIT_LIST_HEAD(&dfc->dfc_list);
>> INIT_LIST_HEAD(&dfc->dfc_dfops);
>> + INIT_LIST_HEAD(&dfc->dfc_buffers);
>>
>> xfs_defer_create_intents(tp);
>>
>> @@ -690,7 +691,8 @@ int
>> xfs_defer_ops_capture_and_commit(
>> struct xfs_trans *tp,
>> struct xfs_inode *capture_ip,
>> - struct list_head *capture_list)
>> + struct list_head *capture_list,
>> + struct xfs_buf *bp)
>> {
>> struct xfs_mount *mp = tp->t_mountp;
>> struct xfs_defer_capture *dfc;
>> @@ -703,6 +705,9 @@ xfs_defer_ops_capture_and_commit(
>> if (!dfc)
>> return xfs_trans_commit(tp);
>>
>> + if (bp && bp->b_transp == tp)
>> + list_add_tail(&bp->b_delay, &dfc->dfc_buffers);
>> +
>> /* Commit the transaction and add the capture structure to the list. */
>> error = xfs_trans_commit(tp);
>> if (error) {
>> diff --git a/fs/xfs/libxfs/xfs_defer.h b/fs/xfs/libxfs/xfs_defer.h
>> index 05472f71fffe..739f70d72fd5 100644
>> --- a/fs/xfs/libxfs/xfs_defer.h
>> +++ b/fs/xfs/libxfs/xfs_defer.h
>> @@ -74,6 +74,7 @@ struct xfs_defer_capture {
>>
>> /* Deferred ops state saved from the transaction. */
>> struct list_head dfc_dfops;
>> + struct list_head dfc_buffers;
>> unsigned int dfc_tpflags;
>>
>> /* Block reservations for the data and rt devices. */
>> @@ -95,7 +96,8 @@ struct xfs_defer_capture {
>> * This doesn't normally happen except log recovery.
>> */
>> int xfs_defer_ops_capture_and_commit(struct xfs_trans *tp,
>> - struct xfs_inode *capture_ip, struct list_head *capture_list);
>> + struct xfs_inode *capture_ip, struct list_head *capture_list,
>> + struct xfs_buf *bp);
>> void xfs_defer_ops_continue(struct xfs_defer_capture *d, struct xfs_trans *tp,
>> struct xfs_inode **captured_ipp);
>> void xfs_defer_ops_release(struct xfs_mount *mp, struct xfs_defer_capture *d);
>> diff --git a/fs/xfs/xfs_bmap_item.c b/fs/xfs/xfs_bmap_item.c
>> index 03159970133f..51ba8ee368ca 100644
>> --- a/fs/xfs/xfs_bmap_item.c
>> +++ b/fs/xfs/xfs_bmap_item.c
>> @@ -532,7 +532,7 @@ xfs_bui_item_recover(
>> * Commit transaction, which frees the transaction and saves the inode
>> * for later replay activities.
>> */
>> - error = xfs_defer_ops_capture_and_commit(tp, ip, capture_list);
>> + error = xfs_defer_ops_capture_and_commit(tp, ip, capture_list, NULL);
>> if (error)
>> goto err_unlock;
>>
>> diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
>> index 047bd6e3f389..29b4655a0a65 100644
>> --- a/fs/xfs/xfs_buf.c
>> +++ b/fs/xfs/xfs_buf.c
>> @@ -233,6 +233,7 @@ _xfs_buf_alloc(
>> init_completion(&bp->b_iowait);
>> INIT_LIST_HEAD(&bp->b_lru);
>> INIT_LIST_HEAD(&bp->b_list);
>> + INIT_LIST_HEAD(&bp->b_delay);
>> INIT_LIST_HEAD(&bp->b_li_list);
>> sema_init(&bp->b_sema, 0); /* held, no waiters */
>> spin_lock_init(&bp->b_lock);
>> diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h
>> index 6b0200b8007d..c51445705dc6 100644
>> --- a/fs/xfs/xfs_buf.h
>> +++ b/fs/xfs/xfs_buf.h
>> @@ -151,6 +151,7 @@ struct xfs_buf {
>> int b_io_error; /* internal IO error state */
>> wait_queue_head_t b_waiters; /* unpin waiters */
>> struct list_head b_list;
>> + struct list_head b_delay; /* delayed operations list */
>> struct xfs_perag *b_pag; /* contains rbtree root */
>> struct xfs_mount *b_mount;
>> struct xfs_buftarg *b_target; /* buffer target (device) */
>> diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
>> index 3f8a0713573a..046f21338c48 100644
>> --- a/fs/xfs/xfs_extfree_item.c
>> +++ b/fs/xfs/xfs_extfree_item.c
>> @@ -637,7 +637,7 @@ xfs_efi_item_recover(
>>
>> }
>>
>> - return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);
>> + return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list, NULL);
>>
>> abort_error:
>> xfs_trans_cancel(tp);
>> diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
>> index 10562ecbd9ea..6a3c0bb16b69 100644
>> --- a/fs/xfs/xfs_log_recover.c
>> +++ b/fs/xfs/xfs_log_recover.c
>> @@ -2465,6 +2465,7 @@ xlog_finish_defer_ops(
>> struct list_head *capture_list)
>> {
>> struct xfs_defer_capture *dfc, *next;
>> + struct xfs_buf *bp, *bnext;
>> struct xfs_trans *tp;
>> struct xfs_inode *ip;
>> int error = 0;
>> @@ -2489,6 +2490,12 @@ xlog_finish_defer_ops(
>> return error;
>> }
>>
>> + list_for_each_entry_safe(bp, bnext, &dfc->dfc_buffers, b_delay) {
>> + xfs_trans_bjoin(tp, bp);
>> + xfs_trans_bhold(tp, bp);
>> + list_del_init(&bp->b_delay);
>> + }
>> +
>> /*
>> * Transfer to this new transaction all the dfops we captured
>> * from recovering a single intent item.
>> diff --git a/fs/xfs/xfs_refcount_item.c b/fs/xfs/xfs_refcount_item.c
>> index 46904b793bd4..a6e7351ca4f9 100644
>> --- a/fs/xfs/xfs_refcount_item.c
>> +++ b/fs/xfs/xfs_refcount_item.c
>> @@ -557,7 +557,7 @@ xfs_cui_item_recover(
>> }
>>
>> xfs_refcount_finish_one_cleanup(tp, rcur, error);
>> - return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);
>> + return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list, NULL);
>>
>> abort_error:
>> xfs_refcount_finish_one_cleanup(tp, rcur, error);
>> diff --git a/fs/xfs/xfs_rmap_item.c b/fs/xfs/xfs_rmap_item.c
>> index 5f0695980467..8c70a4af80a9 100644
>> --- a/fs/xfs/xfs_rmap_item.c
>> +++ b/fs/xfs/xfs_rmap_item.c
>> @@ -587,7 +587,7 @@ xfs_rui_item_recover(
>> }
>>
>> xfs_rmap_finish_one_cleanup(tp, rcur, error);
>> - return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list);
>> + return xfs_defer_ops_capture_and_commit(tp, NULL, capture_list, NULL);
>>
>> abort_error:
>> xfs_rmap_finish_one_cleanup(tp, rcur, error);
>
>
next prev parent reply other threads:[~2021-08-31 18:05 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-24 22:44 [PATCH v24 00/11] Log Attribute Replay Allison Henderson
2021-08-24 22:44 ` [PATCH v24 01/11] xfs: Return from xfs_attr_set_iter if there are no more rmtblks to process Allison Henderson
2021-08-24 22:44 ` [PATCH v24 02/11] xfs: Capture buffers for delayed ops Allison Henderson
2021-08-27 11:33 ` Chandan Babu R
2021-08-31 18:03 ` Allison Henderson [this message]
2021-08-30 17:44 ` Darrick J. Wong
2021-08-31 17:50 ` Allison Henderson
2021-09-18 0:02 ` Darrick J. Wong
2021-08-24 22:44 ` [PATCH v24 03/11] xfs: Set up infrastructure for log atrribute replay Allison Henderson
2021-08-27 14:17 ` Chandan Babu R
2021-08-31 18:03 ` Allison Henderson
2021-08-31 0:48 ` Dave Chinner
2021-08-31 19:03 ` Allison Henderson
2021-08-31 21:52 ` Dave Chinner
2021-09-01 5:34 ` Allison Henderson
2021-08-24 22:44 ` [PATCH v24 04/11] xfs: Implement attr logging and replay Allison Henderson
2021-08-30 7:47 ` Chandan Babu R
2021-08-31 18:11 ` Allison Henderson
2021-08-24 22:44 ` [PATCH v24 05/11] RFC xfs: Skip flip flags for delayed attrs Allison Henderson
2021-08-30 10:15 ` Chandan Babu R
2021-08-31 18:11 ` Allison Henderson
2021-08-24 22:44 ` [PATCH v24 06/11] xfs: Add xfs_attr_set_deferred and xfs_attr_remove_deferred Allison Henderson
2021-08-30 10:27 ` Chandan Babu R
2021-08-31 18:12 ` Allison Henderson
2021-09-01 3:47 ` Dave Chinner
2021-09-01 5:34 ` Allison Henderson
2021-08-24 22:44 ` [PATCH v24 07/11] xfs: Remove unused xfs_attr_*_args Allison Henderson
2021-08-24 22:44 ` [PATCH v24 08/11] xfs: Add log attribute error tag Allison Henderson
2021-08-24 22:44 ` [PATCH v24 09/11] xfs: Add larp debug option Allison Henderson
2021-08-30 12:03 ` Chandan Babu R
2021-08-31 18:12 ` Allison Henderson
2021-08-24 22:44 ` [PATCH v24 10/11] xfs: Merge xfs_delattr_context into xfs_attr_item Allison Henderson
2021-08-24 22:44 ` [PATCH v24 11/11] xfs: Add helper function xfs_attr_leaf_addname Allison Henderson
2021-08-30 14:17 ` Chandan Babu R
2021-08-31 18:13 ` Allison Henderson
2021-08-31 0:20 ` [PATCH v24 00/11] Log Attribute Replay Dave Chinner
2021-08-31 18:27 ` Allison Henderson
2021-09-01 6:29 ` Dave Chinner
2021-09-01 7:30 ` [PATCH 0/5] xfs: various logged attribute fixes Dave Chinner
2021-09-01 7:30 ` [PATCH 1/5] xfs: fix fallthrough annotations in xfs_attr_set_iter() Dave Chinner
2021-09-01 7:30 ` [PATCH 2/5] xfs: fix flags passed to kvmalloc() by xfs_attri_init() Dave Chinner
2021-09-01 7:30 ` [PATCH 3/5] xfs: hide log iovec alignment constraints Dave Chinner
2021-09-01 7:30 ` [PATCH 4/5] xfs: fix attribute log iovec sizing Dave Chinner
2021-09-01 7:30 ` [PATCH 5/5] [RFC] xfs: don't commit the first deferred transaction without intents Dave Chinner
2021-09-01 21:43 ` [PATCH 0/5] xfs: various logged attribute fixes Allison Henderson
2021-08-25 7:53 [PATCH v24 03/11] xfs: Set up infrastructure for log atrribute replay kernel test robot
2021-08-25 8:31 ` [kbuild] " Dan Carpenter
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