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Message-Id: <20171206004159.3755-2-willy@infradead.org>
Date: Tue, 5 Dec 2017 16:40:47 -0800
From: Matthew Wilcox <willy@...radead.org>
To: unlisted-recipients:; (no To-header on input)
Cc: Matthew Wilcox <mawilcox@...rosoft.com>,
Ross Zwisler <ross.zwisler@...ux.intel.com>,
Jens Axboe <axboe@...nel.dk>,
Rehas Sachdeva <aquannie@...il.com>, linux-mm@...ck.org,
linux-fsdevel@...r.kernel.org,
linux-f2fs-devel@...ts.sourceforge.net,
linux-nilfs@...r.kernel.org, linux-btrfs@...r.kernel.org,
linux-xfs@...r.kernel.org, linux-usb@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v4 01/73] xfs: Rename xa_ elements to ail_
From: Matthew Wilcox <mawilcox@...rosoft.com>
This is a simple rename, except that xa_ail becomes ail_head.
Signed-off-by: Matthew Wilcox <mawilcox@...rosoft.com>
---
fs/xfs/xfs_buf_item.c | 10 ++--
fs/xfs/xfs_dquot.c | 4 +-
fs/xfs/xfs_dquot_item.c | 11 ++--
fs/xfs/xfs_inode_item.c | 22 +++----
fs/xfs/xfs_log.c | 6 +-
fs/xfs/xfs_log_recover.c | 80 ++++++++++++-------------
fs/xfs/xfs_trans.c | 18 +++---
fs/xfs/xfs_trans_ail.c | 152 +++++++++++++++++++++++------------------------
fs/xfs/xfs_trans_buf.c | 4 +-
fs/xfs/xfs_trans_priv.h | 42 ++++++-------
10 files changed, 175 insertions(+), 174 deletions(-)
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index e0a0af0946f2..6c5035544a93 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -459,7 +459,7 @@ xfs_buf_item_unpin(
bp->b_fspriv = NULL;
bp->b_iodone = NULL;
} else {
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
xfs_trans_ail_delete(ailp, lip, SHUTDOWN_LOG_IO_ERROR);
xfs_buf_item_relse(bp);
ASSERT(bp->b_fspriv == NULL);
@@ -1056,13 +1056,13 @@ xfs_buf_do_callbacks_fail(
struct xfs_log_item *lip = bp->b_fspriv;
struct xfs_ail *ailp = lip->li_ailp;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
for (; lip; lip = next) {
next = lip->li_bio_list;
if (lip->li_ops->iop_error)
lip->li_ops->iop_error(lip, bp);
}
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
static bool
@@ -1215,7 +1215,7 @@ xfs_buf_iodone(
*
* Either way, AIL is useless if we're forcing a shutdown.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
xfs_trans_ail_delete(ailp, lip, SHUTDOWN_CORRUPT_INCORE);
xfs_buf_item_free(BUF_ITEM(lip));
}
@@ -1236,7 +1236,7 @@ xfs_buf_resubmit_failed_buffers(
/*
* Clear XFS_LI_FAILED flag from all items before resubmit
*
- * XFS_LI_FAILED set/clear is protected by xa_lock, caller this
+ * XFS_LI_FAILED set/clear is protected by ail_lock, caller this
* function already have it acquired
*/
for (; lip; lip = next) {
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index f248708c10ff..e2a466df5dd1 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -974,7 +974,7 @@ xfs_qm_dqflush_done(
(lip->li_flags & XFS_LI_FAILED))) {
/* xfs_trans_ail_delete() drops the AIL lock. */
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
if (lip->li_lsn == qip->qli_flush_lsn) {
xfs_trans_ail_delete(ailp, lip, SHUTDOWN_CORRUPT_INCORE);
} else {
@@ -984,7 +984,7 @@ xfs_qm_dqflush_done(
*/
if (lip->li_flags & XFS_LI_FAILED)
xfs_clear_li_failed(lip);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
}
diff --git a/fs/xfs/xfs_dquot_item.c b/fs/xfs/xfs_dquot_item.c
index 664dea105e76..62637a226601 100644
--- a/fs/xfs/xfs_dquot_item.c
+++ b/fs/xfs/xfs_dquot_item.c
@@ -160,8 +160,9 @@ xfs_dquot_item_error(
STATIC uint
xfs_qm_dquot_logitem_push(
struct xfs_log_item *lip,
- struct list_head *buffer_list) __releases(&lip->li_ailp->xa_lock)
- __acquires(&lip->li_ailp->xa_lock)
+ struct list_head *buffer_list)
+ __releases(&lip->li_ailp->ail_lock)
+ __acquires(&lip->li_ailp->ail_lock)
{
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
struct xfs_buf *bp = lip->li_buf;
@@ -208,7 +209,7 @@ xfs_qm_dquot_logitem_push(
goto out_unlock;
}
- spin_unlock(&lip->li_ailp->xa_lock);
+ spin_unlock(&lip->li_ailp->ail_lock);
error = xfs_qm_dqflush(dqp, &bp);
if (error) {
@@ -220,7 +221,7 @@ xfs_qm_dquot_logitem_push(
xfs_buf_relse(bp);
}
- spin_lock(&lip->li_ailp->xa_lock);
+ spin_lock(&lip->li_ailp->ail_lock);
out_unlock:
xfs_dqunlock(dqp);
return rval;
@@ -403,7 +404,7 @@ xfs_qm_qoffend_logitem_committed(
* Delete the qoff-start logitem from the AIL.
* xfs_trans_ail_delete() drops the AIL lock.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
xfs_trans_ail_delete(ailp, &qfs->qql_item, SHUTDOWN_LOG_IO_ERROR);
kmem_free(qfs->qql_item.li_lv_shadow);
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 6ee5c3bf19ad..071acd4249a0 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -501,8 +501,8 @@ STATIC uint
xfs_inode_item_push(
struct xfs_log_item *lip,
struct list_head *buffer_list)
- __releases(&lip->li_ailp->xa_lock)
- __acquires(&lip->li_ailp->xa_lock)
+ __releases(&lip->li_ailp->ail_lock)
+ __acquires(&lip->li_ailp->ail_lock)
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
@@ -561,7 +561,7 @@ xfs_inode_item_push(
ASSERT(iip->ili_fields != 0 || XFS_FORCED_SHUTDOWN(ip->i_mount));
ASSERT(iip->ili_logged == 0 || XFS_FORCED_SHUTDOWN(ip->i_mount));
- spin_unlock(&lip->li_ailp->xa_lock);
+ spin_unlock(&lip->li_ailp->ail_lock);
error = xfs_iflush(ip, &bp);
if (!error) {
@@ -570,7 +570,7 @@ xfs_inode_item_push(
xfs_buf_relse(bp);
}
- spin_lock(&lip->li_ailp->xa_lock);
+ spin_lock(&lip->li_ailp->ail_lock);
out_unlock:
xfs_iunlock(ip, XFS_ILOCK_SHARED);
return rval;
@@ -774,7 +774,7 @@ xfs_iflush_done(
bool mlip_changed = false;
/* this is an opencoded batch version of xfs_trans_ail_delete */
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
for (blip = lip; blip; blip = blip->li_bio_list) {
if (INODE_ITEM(blip)->ili_logged &&
blip->li_lsn == INODE_ITEM(blip)->ili_flush_lsn)
@@ -785,15 +785,15 @@ xfs_iflush_done(
}
if (mlip_changed) {
- if (!XFS_FORCED_SHUTDOWN(ailp->xa_mount))
- xlog_assign_tail_lsn_locked(ailp->xa_mount);
- if (list_empty(&ailp->xa_ail))
- wake_up_all(&ailp->xa_empty);
+ if (!XFS_FORCED_SHUTDOWN(ailp->ail_mount))
+ xlog_assign_tail_lsn_locked(ailp->ail_mount);
+ if (list_empty(&ailp->ail_head))
+ wake_up_all(&ailp->ail_empty);
}
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
if (mlip_changed)
- xfs_log_space_wake(ailp->xa_mount);
+ xfs_log_space_wake(ailp->ail_mount);
}
/*
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index a503af96d780..7148625eebf2 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1148,7 +1148,7 @@ xlog_assign_tail_lsn_locked(
struct xfs_log_item *lip;
xfs_lsn_t tail_lsn;
- assert_spin_locked(&mp->m_ail->xa_lock);
+ assert_spin_locked(&mp->m_ail->ail_lock);
/*
* To make sure we always have a valid LSN for the log tail we keep
@@ -1171,9 +1171,9 @@ xlog_assign_tail_lsn(
{
xfs_lsn_t tail_lsn;
- spin_lock(&mp->m_ail->xa_lock);
+ spin_lock(&mp->m_ail->ail_lock);
tail_lsn = xlog_assign_tail_lsn_locked(mp);
- spin_unlock(&mp->m_ail->xa_lock);
+ spin_unlock(&mp->m_ail->ail_lock);
return tail_lsn;
}
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 28d1abfe835e..d871761626fb 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3424,7 +3424,7 @@ xlog_recover_efi_pass2(
}
atomic_set(&efip->efi_next_extent, efi_formatp->efi_nextents);
- spin_lock(&log->l_ailp->xa_lock);
+ spin_lock(&log->l_ailp->ail_lock);
/*
* The EFI has two references. One for the EFD and one for EFI to ensure
* it makes it into the AIL. Insert the EFI into the AIL directly and
@@ -3467,7 +3467,7 @@ xlog_recover_efd_pass2(
* Search for the EFI with the id in the EFD format structure in the
* AIL.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
if (lip->li_type == XFS_LI_EFI) {
@@ -3477,9 +3477,9 @@ xlog_recover_efd_pass2(
* Drop the EFD reference to the EFI. This
* removes the EFI from the AIL and frees it.
*/
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_efi_release(efip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
break;
}
}
@@ -3487,7 +3487,7 @@ xlog_recover_efd_pass2(
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return 0;
}
@@ -3520,7 +3520,7 @@ xlog_recover_rui_pass2(
}
atomic_set(&ruip->rui_next_extent, rui_formatp->rui_nextents);
- spin_lock(&log->l_ailp->xa_lock);
+ spin_lock(&log->l_ailp->ail_lock);
/*
* The RUI has two references. One for the RUD and one for RUI to ensure
* it makes it into the AIL. Insert the RUI into the AIL directly and
@@ -3560,7 +3560,7 @@ xlog_recover_rud_pass2(
* Search for the RUI with the id in the RUD format structure in the
* AIL.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
if (lip->li_type == XFS_LI_RUI) {
@@ -3570,9 +3570,9 @@ xlog_recover_rud_pass2(
* Drop the RUD reference to the RUI. This
* removes the RUI from the AIL and frees it.
*/
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_rui_release(ruip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
break;
}
}
@@ -3580,7 +3580,7 @@ xlog_recover_rud_pass2(
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return 0;
}
@@ -3636,7 +3636,7 @@ xlog_recover_cui_pass2(
}
atomic_set(&cuip->cui_next_extent, cui_formatp->cui_nextents);
- spin_lock(&log->l_ailp->xa_lock);
+ spin_lock(&log->l_ailp->ail_lock);
/*
* The CUI has two references. One for the CUD and one for CUI to ensure
* it makes it into the AIL. Insert the CUI into the AIL directly and
@@ -3677,7 +3677,7 @@ xlog_recover_cud_pass2(
* Search for the CUI with the id in the CUD format structure in the
* AIL.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
if (lip->li_type == XFS_LI_CUI) {
@@ -3687,9 +3687,9 @@ xlog_recover_cud_pass2(
* Drop the CUD reference to the CUI. This
* removes the CUI from the AIL and frees it.
*/
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_cui_release(cuip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
break;
}
}
@@ -3697,7 +3697,7 @@ xlog_recover_cud_pass2(
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return 0;
}
@@ -3755,7 +3755,7 @@ xlog_recover_bui_pass2(
}
atomic_set(&buip->bui_next_extent, bui_formatp->bui_nextents);
- spin_lock(&log->l_ailp->xa_lock);
+ spin_lock(&log->l_ailp->ail_lock);
/*
* The RUI has two references. One for the RUD and one for RUI to ensure
* it makes it into the AIL. Insert the RUI into the AIL directly and
@@ -3796,7 +3796,7 @@ xlog_recover_bud_pass2(
* Search for the BUI with the id in the BUD format structure in the
* AIL.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
if (lip->li_type == XFS_LI_BUI) {
@@ -3806,9 +3806,9 @@ xlog_recover_bud_pass2(
* Drop the BUD reference to the BUI. This
* removes the BUI from the AIL and frees it.
*/
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_bui_release(buip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
break;
}
}
@@ -3816,7 +3816,7 @@ xlog_recover_bud_pass2(
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return 0;
}
@@ -4649,9 +4649,9 @@ xlog_recover_process_efi(
if (test_bit(XFS_EFI_RECOVERED, &efip->efi_flags))
return 0;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
error = xfs_efi_recover(mp, efip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
return error;
}
@@ -4667,9 +4667,9 @@ xlog_recover_cancel_efi(
efip = container_of(lip, struct xfs_efi_log_item, efi_item);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_efi_release(efip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
}
/* Recover the RUI if necessary. */
@@ -4689,9 +4689,9 @@ xlog_recover_process_rui(
if (test_bit(XFS_RUI_RECOVERED, &ruip->rui_flags))
return 0;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
error = xfs_rui_recover(mp, ruip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
return error;
}
@@ -4707,9 +4707,9 @@ xlog_recover_cancel_rui(
ruip = container_of(lip, struct xfs_rui_log_item, rui_item);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_rui_release(ruip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
}
/* Recover the CUI if necessary. */
@@ -4730,9 +4730,9 @@ xlog_recover_process_cui(
if (test_bit(XFS_CUI_RECOVERED, &cuip->cui_flags))
return 0;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
error = xfs_cui_recover(mp, cuip, dfops);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
return error;
}
@@ -4748,9 +4748,9 @@ xlog_recover_cancel_cui(
cuip = container_of(lip, struct xfs_cui_log_item, cui_item);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_cui_release(cuip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
}
/* Recover the BUI if necessary. */
@@ -4771,9 +4771,9 @@ xlog_recover_process_bui(
if (test_bit(XFS_BUI_RECOVERED, &buip->bui_flags))
return 0;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
error = xfs_bui_recover(mp, buip, dfops);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
return error;
}
@@ -4789,9 +4789,9 @@ xlog_recover_cancel_bui(
buip = container_of(lip, struct xfs_bui_log_item, bui_item);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
xfs_bui_release(buip);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
}
/* Is this log item a deferred action intent? */
@@ -4879,7 +4879,7 @@ xlog_recover_process_intents(
#endif
ailp = log->l_ailp;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
#if defined(DEBUG) || defined(XFS_WARN)
last_lsn = xlog_assign_lsn(log->l_curr_cycle, log->l_curr_block);
@@ -4933,7 +4933,7 @@ xlog_recover_process_intents(
}
out:
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
if (error)
xfs_defer_cancel(&dfops);
else
@@ -4956,7 +4956,7 @@ xlog_recover_cancel_intents(
struct xfs_ail *ailp;
ailp = log->l_ailp;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
while (lip != NULL) {
/*
@@ -4990,7 +4990,7 @@ xlog_recover_cancel_intents(
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return error;
}
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index a87f657f59c9..756e01999c24 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -781,8 +781,8 @@ xfs_log_item_batch_insert(
{
int i;
- spin_lock(&ailp->xa_lock);
- /* xfs_trans_ail_update_bulk drops ailp->xa_lock */
+ spin_lock(&ailp->ail_lock);
+ /* xfs_trans_ail_update_bulk drops ailp->ail_lock */
xfs_trans_ail_update_bulk(ailp, cur, log_items, nr_items, commit_lsn);
for (i = 0; i < nr_items; i++) {
@@ -825,9 +825,9 @@ xfs_trans_committed_bulk(
struct xfs_ail_cursor cur;
int i = 0;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
xfs_trans_ail_cursor_last(ailp, &cur, commit_lsn);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
/* unpin all the log items */
for (lv = log_vector; lv; lv = lv->lv_next ) {
@@ -847,7 +847,7 @@ xfs_trans_committed_bulk(
* object into the AIL as we are in a shutdown situation.
*/
if (aborted) {
- ASSERT(XFS_FORCED_SHUTDOWN(ailp->xa_mount));
+ ASSERT(XFS_FORCED_SHUTDOWN(ailp->ail_mount));
lip->li_ops->iop_unpin(lip, 1);
continue;
}
@@ -861,11 +861,11 @@ xfs_trans_committed_bulk(
* not affect the AIL cursor the bulk insert path is
* using.
*/
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
if (XFS_LSN_CMP(item_lsn, lip->li_lsn) > 0)
xfs_trans_ail_update(ailp, lip, item_lsn);
else
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
lip->li_ops->iop_unpin(lip, 0);
continue;
}
@@ -883,9 +883,9 @@ xfs_trans_committed_bulk(
if (i)
xfs_log_item_batch_insert(ailp, &cur, log_items, i, commit_lsn);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
/*
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index cef89f7127d3..d4a2445215e6 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -40,7 +40,7 @@ xfs_ail_check(
{
xfs_log_item_t *prev_lip;
- if (list_empty(&ailp->xa_ail))
+ if (list_empty(&ailp->ail_head))
return;
/*
@@ -48,11 +48,11 @@ xfs_ail_check(
*/
ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
prev_lip = list_entry(lip->li_ail.prev, xfs_log_item_t, li_ail);
- if (&prev_lip->li_ail != &ailp->xa_ail)
+ if (&prev_lip->li_ail != &ailp->ail_head)
ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
prev_lip = list_entry(lip->li_ail.next, xfs_log_item_t, li_ail);
- if (&prev_lip->li_ail != &ailp->xa_ail)
+ if (&prev_lip->li_ail != &ailp->ail_head)
ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) >= 0);
@@ -69,10 +69,10 @@ static xfs_log_item_t *
xfs_ail_max(
struct xfs_ail *ailp)
{
- if (list_empty(&ailp->xa_ail))
+ if (list_empty(&ailp->ail_head))
return NULL;
- return list_entry(ailp->xa_ail.prev, xfs_log_item_t, li_ail);
+ return list_entry(ailp->ail_head.prev, xfs_log_item_t, li_ail);
}
/*
@@ -84,7 +84,7 @@ xfs_ail_next(
struct xfs_ail *ailp,
xfs_log_item_t *lip)
{
- if (lip->li_ail.next == &ailp->xa_ail)
+ if (lip->li_ail.next == &ailp->ail_head)
return NULL;
return list_first_entry(&lip->li_ail, xfs_log_item_t, li_ail);
@@ -105,11 +105,11 @@ xfs_ail_min_lsn(
xfs_lsn_t lsn = 0;
xfs_log_item_t *lip;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_ail_min(ailp);
if (lip)
lsn = lip->li_lsn;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return lsn;
}
@@ -124,11 +124,11 @@ xfs_ail_max_lsn(
xfs_lsn_t lsn = 0;
xfs_log_item_t *lip;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
lip = xfs_ail_max(ailp);
if (lip)
lsn = lip->li_lsn;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
return lsn;
}
@@ -146,7 +146,7 @@ xfs_trans_ail_cursor_init(
struct xfs_ail_cursor *cur)
{
cur->item = NULL;
- list_add_tail(&cur->list, &ailp->xa_cursors);
+ list_add_tail(&cur->list, &ailp->ail_cursors);
}
/*
@@ -194,7 +194,7 @@ xfs_trans_ail_cursor_clear(
{
struct xfs_ail_cursor *cur;
- list_for_each_entry(cur, &ailp->xa_cursors, list) {
+ list_for_each_entry(cur, &ailp->ail_cursors, list) {
if (cur->item == lip)
cur->item = (struct xfs_log_item *)
((uintptr_t)cur->item | 1);
@@ -222,7 +222,7 @@ xfs_trans_ail_cursor_first(
goto out;
}
- list_for_each_entry(lip, &ailp->xa_ail, li_ail) {
+ list_for_each_entry(lip, &ailp->ail_head, li_ail) {
if (XFS_LSN_CMP(lip->li_lsn, lsn) >= 0)
goto out;
}
@@ -241,7 +241,7 @@ __xfs_trans_ail_cursor_last(
{
xfs_log_item_t *lip;
- list_for_each_entry_reverse(lip, &ailp->xa_ail, li_ail) {
+ list_for_each_entry_reverse(lip, &ailp->ail_head, li_ail) {
if (XFS_LSN_CMP(lip->li_lsn, lsn) <= 0)
return lip;
}
@@ -310,7 +310,7 @@ xfs_ail_splice(
if (lip)
list_splice(list, &lip->li_ail);
else
- list_splice(list, &ailp->xa_ail);
+ list_splice(list, &ailp->ail_head);
}
/*
@@ -335,17 +335,17 @@ xfsaild_push_item(
* If log item pinning is enabled, skip the push and track the item as
* pinned. This can help induce head-behind-tail conditions.
*/
- if (XFS_TEST_ERROR(false, ailp->xa_mount, XFS_ERRTAG_LOG_ITEM_PIN))
+ if (XFS_TEST_ERROR(false, ailp->ail_mount, XFS_ERRTAG_LOG_ITEM_PIN))
return XFS_ITEM_PINNED;
- return lip->li_ops->iop_push(lip, &ailp->xa_buf_list);
+ return lip->li_ops->iop_push(lip, &ailp->ail_buf_list);
}
static long
xfsaild_push(
struct xfs_ail *ailp)
{
- xfs_mount_t *mp = ailp->xa_mount;
+ xfs_mount_t *mp = ailp->ail_mount;
struct xfs_ail_cursor cur;
xfs_log_item_t *lip;
xfs_lsn_t lsn;
@@ -360,30 +360,30 @@ xfsaild_push(
* buffers the last time we ran, force the log first and wait for it
* before pushing again.
*/
- if (ailp->xa_log_flush && ailp->xa_last_pushed_lsn == 0 &&
- (!list_empty_careful(&ailp->xa_buf_list) ||
+ if (ailp->ail_log_flush && ailp->ail_last_pushed_lsn == 0 &&
+ (!list_empty_careful(&ailp->ail_buf_list) ||
xfs_ail_min_lsn(ailp))) {
- ailp->xa_log_flush = 0;
+ ailp->ail_log_flush = 0;
XFS_STATS_INC(mp, xs_push_ail_flush);
xfs_log_force(mp, XFS_LOG_SYNC);
}
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
- /* barrier matches the xa_target update in xfs_ail_push() */
+ /* barrier matches the ail_target update in xfs_ail_push() */
smp_rmb();
- target = ailp->xa_target;
- ailp->xa_target_prev = target;
+ target = ailp->ail_target;
+ ailp->ail_target_prev = target;
- lip = xfs_trans_ail_cursor_first(ailp, &cur, ailp->xa_last_pushed_lsn);
+ lip = xfs_trans_ail_cursor_first(ailp, &cur, ailp->ail_last_pushed_lsn);
if (!lip) {
/*
* If the AIL is empty or our push has reached the end we are
* done now.
*/
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
goto out_done;
}
@@ -404,7 +404,7 @@ xfsaild_push(
XFS_STATS_INC(mp, xs_push_ail_success);
trace_xfs_ail_push(lip);
- ailp->xa_last_pushed_lsn = lsn;
+ ailp->ail_last_pushed_lsn = lsn;
break;
case XFS_ITEM_FLUSHING:
@@ -423,7 +423,7 @@ xfsaild_push(
trace_xfs_ail_flushing(lip);
flushing++;
- ailp->xa_last_pushed_lsn = lsn;
+ ailp->ail_last_pushed_lsn = lsn;
break;
case XFS_ITEM_PINNED:
@@ -431,7 +431,7 @@ xfsaild_push(
trace_xfs_ail_pinned(lip);
stuck++;
- ailp->xa_log_flush++;
+ ailp->ail_log_flush++;
break;
case XFS_ITEM_LOCKED:
XFS_STATS_INC(mp, xs_push_ail_locked);
@@ -468,10 +468,10 @@ xfsaild_push(
lsn = lip->li_lsn;
}
xfs_trans_ail_cursor_done(&cur);
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
- if (xfs_buf_delwri_submit_nowait(&ailp->xa_buf_list))
- ailp->xa_log_flush++;
+ if (xfs_buf_delwri_submit_nowait(&ailp->ail_buf_list))
+ ailp->ail_log_flush++;
if (!count || XFS_LSN_CMP(lsn, target) >= 0) {
out_done:
@@ -481,7 +481,7 @@ xfsaild_push(
* AIL before we start the next scan from the start of the AIL.
*/
tout = 50;
- ailp->xa_last_pushed_lsn = 0;
+ ailp->ail_last_pushed_lsn = 0;
} else if (((stuck + flushing) * 100) / count > 90) {
/*
* Either there is a lot of contention on the AIL or we are
@@ -494,7 +494,7 @@ xfsaild_push(
* the restart to issue a log force to unpin the stuck items.
*/
tout = 20;
- ailp->xa_last_pushed_lsn = 0;
+ ailp->ail_last_pushed_lsn = 0;
} else {
/*
* Assume we have more work to do in a short while.
@@ -536,26 +536,26 @@ xfsaild(
break;
}
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
/*
* Idle if the AIL is empty and we are not racing with a target
* update. We check the AIL after we set the task to a sleep
- * state to guarantee that we either catch an xa_target update
+ * state to guarantee that we either catch an ail_target update
* or that a wake_up resets the state to TASK_RUNNING.
* Otherwise, we run the risk of sleeping indefinitely.
*
- * The barrier matches the xa_target update in xfs_ail_push().
+ * The barrier matches the ail_target update in xfs_ail_push().
*/
smp_rmb();
if (!xfs_ail_min(ailp) &&
- ailp->xa_target == ailp->xa_target_prev) {
- spin_unlock(&ailp->xa_lock);
+ ailp->ail_target == ailp->ail_target_prev) {
+ spin_unlock(&ailp->ail_lock);
freezable_schedule();
tout = 0;
continue;
}
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
if (tout)
freezable_schedule_timeout(msecs_to_jiffies(tout));
@@ -592,8 +592,8 @@ xfs_ail_push(
xfs_log_item_t *lip;
lip = xfs_ail_min(ailp);
- if (!lip || XFS_FORCED_SHUTDOWN(ailp->xa_mount) ||
- XFS_LSN_CMP(threshold_lsn, ailp->xa_target) <= 0)
+ if (!lip || XFS_FORCED_SHUTDOWN(ailp->ail_mount) ||
+ XFS_LSN_CMP(threshold_lsn, ailp->ail_target) <= 0)
return;
/*
@@ -601,10 +601,10 @@ xfs_ail_push(
* the XFS_AIL_PUSHING_BIT.
*/
smp_wmb();
- xfs_trans_ail_copy_lsn(ailp, &ailp->xa_target, &threshold_lsn);
+ xfs_trans_ail_copy_lsn(ailp, &ailp->ail_target, &threshold_lsn);
smp_wmb();
- wake_up_process(ailp->xa_task);
+ wake_up_process(ailp->ail_task);
}
/*
@@ -630,18 +630,18 @@ xfs_ail_push_all_sync(
struct xfs_log_item *lip;
DEFINE_WAIT(wait);
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
while ((lip = xfs_ail_max(ailp)) != NULL) {
- prepare_to_wait(&ailp->xa_empty, &wait, TASK_UNINTERRUPTIBLE);
- ailp->xa_target = lip->li_lsn;
- wake_up_process(ailp->xa_task);
- spin_unlock(&ailp->xa_lock);
+ prepare_to_wait(&ailp->ail_empty, &wait, TASK_UNINTERRUPTIBLE);
+ ailp->ail_target = lip->li_lsn;
+ wake_up_process(ailp->ail_task);
+ spin_unlock(&ailp->ail_lock);
schedule();
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
}
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
- finish_wait(&ailp->xa_empty, &wait);
+ finish_wait(&ailp->ail_empty, &wait);
}
/*
@@ -672,7 +672,7 @@ xfs_trans_ail_update_bulk(
struct xfs_ail_cursor *cur,
struct xfs_log_item **log_items,
int nr_items,
- xfs_lsn_t lsn) __releases(ailp->xa_lock)
+ xfs_lsn_t lsn) __releases(ailp->ail_lock)
{
xfs_log_item_t *mlip;
int mlip_changed = 0;
@@ -705,13 +705,13 @@ xfs_trans_ail_update_bulk(
xfs_ail_splice(ailp, cur, &tmp, lsn);
if (mlip_changed) {
- if (!XFS_FORCED_SHUTDOWN(ailp->xa_mount))
- xlog_assign_tail_lsn_locked(ailp->xa_mount);
- spin_unlock(&ailp->xa_lock);
+ if (!XFS_FORCED_SHUTDOWN(ailp->ail_mount))
+ xlog_assign_tail_lsn_locked(ailp->ail_mount);
+ spin_unlock(&ailp->ail_lock);
- xfs_log_space_wake(ailp->xa_mount);
+ xfs_log_space_wake(ailp->ail_mount);
} else {
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
}
@@ -756,13 +756,13 @@ void
xfs_trans_ail_delete(
struct xfs_ail *ailp,
struct xfs_log_item *lip,
- int shutdown_type) __releases(ailp->xa_lock)
+ int shutdown_type) __releases(ailp->ail_lock)
{
- struct xfs_mount *mp = ailp->xa_mount;
+ struct xfs_mount *mp = ailp->ail_mount;
bool mlip_changed;
if (!(lip->li_flags & XFS_LI_IN_AIL)) {
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
if (!XFS_FORCED_SHUTDOWN(mp)) {
xfs_alert_tag(mp, XFS_PTAG_AILDELETE,
"%s: attempting to delete a log item that is not in the AIL",
@@ -776,13 +776,13 @@ xfs_trans_ail_delete(
if (mlip_changed) {
if (!XFS_FORCED_SHUTDOWN(mp))
xlog_assign_tail_lsn_locked(mp);
- if (list_empty(&ailp->xa_ail))
- wake_up_all(&ailp->xa_empty);
+ if (list_empty(&ailp->ail_head))
+ wake_up_all(&ailp->ail_empty);
}
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
if (mlip_changed)
- xfs_log_space_wake(ailp->xa_mount);
+ xfs_log_space_wake(ailp->ail_mount);
}
int
@@ -795,16 +795,16 @@ xfs_trans_ail_init(
if (!ailp)
return -ENOMEM;
- ailp->xa_mount = mp;
- INIT_LIST_HEAD(&ailp->xa_ail);
- INIT_LIST_HEAD(&ailp->xa_cursors);
- spin_lock_init(&ailp->xa_lock);
- INIT_LIST_HEAD(&ailp->xa_buf_list);
- init_waitqueue_head(&ailp->xa_empty);
+ ailp->ail_mount = mp;
+ INIT_LIST_HEAD(&ailp->ail_head);
+ INIT_LIST_HEAD(&ailp->ail_cursors);
+ spin_lock_init(&ailp->ail_lock);
+ INIT_LIST_HEAD(&ailp->ail_buf_list);
+ init_waitqueue_head(&ailp->ail_empty);
- ailp->xa_task = kthread_run(xfsaild, ailp, "xfsaild/%s",
- ailp->xa_mount->m_fsname);
- if (IS_ERR(ailp->xa_task))
+ ailp->ail_task = kthread_run(xfsaild, ailp, "xfsaild/%s",
+ ailp->ail_mount->m_fsname);
+ if (IS_ERR(ailp->ail_task))
goto out_free_ailp;
mp->m_ail = ailp;
@@ -821,6 +821,6 @@ xfs_trans_ail_destroy(
{
struct xfs_ail *ailp = mp->m_ail;
- kthread_stop(ailp->xa_task);
+ kthread_stop(ailp->ail_task);
kmem_free(ailp);
}
diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c
index 3ba7a96a8abd..b8871bcfe00b 100644
--- a/fs/xfs/xfs_trans_buf.c
+++ b/fs/xfs/xfs_trans_buf.c
@@ -429,8 +429,8 @@ xfs_trans_brelse(xfs_trans_t *tp,
* If the fs has shutdown and we dropped the last reference, it may fall
* on us to release a (possibly dirty) bli if it never made it to the
* AIL (e.g., the aborted unpin already happened and didn't release it
- * due to our reference). Since we're already shutdown and need xa_lock,
- * just force remove from the AIL and release the bli here.
+ * due to our reference). Since we're already shutdown and need
+ * ail_lock, just force remove from the AIL and release the bli here.
*/
if (XFS_FORCED_SHUTDOWN(tp->t_mountp) && freed) {
xfs_trans_ail_remove(&bip->bli_item, SHUTDOWN_LOG_IO_ERROR);
diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h
index b317a3644c00..be24b0c8a332 100644
--- a/fs/xfs/xfs_trans_priv.h
+++ b/fs/xfs/xfs_trans_priv.h
@@ -65,17 +65,17 @@ struct xfs_ail_cursor {
* Eventually we need to drive the locking in here as well.
*/
struct xfs_ail {
- struct xfs_mount *xa_mount;
- struct task_struct *xa_task;
- struct list_head xa_ail;
- xfs_lsn_t xa_target;
- xfs_lsn_t xa_target_prev;
- struct list_head xa_cursors;
- spinlock_t xa_lock;
- xfs_lsn_t xa_last_pushed_lsn;
- int xa_log_flush;
- struct list_head xa_buf_list;
- wait_queue_head_t xa_empty;
+ struct xfs_mount *ail_mount;
+ struct task_struct *ail_task;
+ struct list_head ail_head;
+ xfs_lsn_t ail_target;
+ xfs_lsn_t ail_target_prev;
+ struct list_head ail_cursors;
+ spinlock_t ail_lock;
+ xfs_lsn_t ail_last_pushed_lsn;
+ int ail_log_flush;
+ struct list_head ail_buf_list;
+ wait_queue_head_t ail_empty;
};
/*
@@ -84,7 +84,7 @@ struct xfs_ail {
void xfs_trans_ail_update_bulk(struct xfs_ail *ailp,
struct xfs_ail_cursor *cur,
struct xfs_log_item **log_items, int nr_items,
- xfs_lsn_t lsn) __releases(ailp->xa_lock);
+ xfs_lsn_t lsn) __releases(ailp->ail_lock);
/*
* Return a pointer to the first item in the AIL. If the AIL is empty, then
* return NULL.
@@ -93,7 +93,7 @@ static inline struct xfs_log_item *
xfs_ail_min(
struct xfs_ail *ailp)
{
- return list_first_entry_or_null(&ailp->xa_ail, struct xfs_log_item,
+ return list_first_entry_or_null(&ailp->ail_head, struct xfs_log_item,
li_ail);
}
@@ -101,14 +101,14 @@ static inline void
xfs_trans_ail_update(
struct xfs_ail *ailp,
struct xfs_log_item *lip,
- xfs_lsn_t lsn) __releases(ailp->xa_lock)
+ xfs_lsn_t lsn) __releases(ailp->ail_lock)
{
xfs_trans_ail_update_bulk(ailp, NULL, &lip, 1, lsn);
}
bool xfs_ail_delete_one(struct xfs_ail *ailp, struct xfs_log_item *lip);
void xfs_trans_ail_delete(struct xfs_ail *ailp, struct xfs_log_item *lip,
- int shutdown_type) __releases(ailp->xa_lock);
+ int shutdown_type) __releases(ailp->ail_lock);
static inline void
xfs_trans_ail_remove(
@@ -117,12 +117,12 @@ xfs_trans_ail_remove(
{
struct xfs_ail *ailp = lip->li_ailp;
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
/* xfs_trans_ail_delete() drops the AIL lock */
if (lip->li_flags & XFS_LI_IN_AIL)
xfs_trans_ail_delete(ailp, lip, shutdown_type);
else
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
void xfs_ail_push(struct xfs_ail *, xfs_lsn_t);
@@ -149,9 +149,9 @@ xfs_trans_ail_copy_lsn(
xfs_lsn_t *src)
{
ASSERT(sizeof(xfs_lsn_t) == 8); /* don't lock if it shrinks */
- spin_lock(&ailp->xa_lock);
+ spin_lock(&ailp->ail_lock);
*dst = *src;
- spin_unlock(&ailp->xa_lock);
+ spin_unlock(&ailp->ail_lock);
}
#else
static inline void
@@ -172,7 +172,7 @@ xfs_clear_li_failed(
struct xfs_buf *bp = lip->li_buf;
ASSERT(lip->li_flags & XFS_LI_IN_AIL);
- lockdep_assert_held(&lip->li_ailp->xa_lock);
+ lockdep_assert_held(&lip->li_ailp->ail_lock);
if (lip->li_flags & XFS_LI_FAILED) {
lip->li_flags &= ~XFS_LI_FAILED;
@@ -186,7 +186,7 @@ xfs_set_li_failed(
struct xfs_log_item *lip,
struct xfs_buf *bp)
{
- lockdep_assert_held(&lip->li_ailp->xa_lock);
+ lockdep_assert_held(&lip->li_ailp->ail_lock);
if (!(lip->li_flags & XFS_LI_FAILED)) {
xfs_buf_hold(bp);
--
2.15.0
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