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[XFS] Finish removing the mount pointer from the AIL API

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Change all the remaining AIL API functions that are passed struct
xfs_mount pointers to pass pointers directly to the struct xfs_ail being
used. With this conversion, all external access to the AIL is via the
struct xfs_ail. Hence the operation and referencing of the AIL is almost
entirely independent of the xfs_mount that is using it - it is now much
more tightly tied to the log and the items it is tracking in the log than
it is tied to the xfs_mount.

SGI-PV: 988143

SGI-Modid: xfs-linux-melb:xfs-kern:32353a

Signed-off-by: David Chinner <david@fromorbit.com>
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Christoph Hellwig <hch@infradead.org>
This commit is contained in:
David Chinner 2008-10-30 17:39:58 +11:00 • committed by Lachlan McIlroy
parent fc1829f34d
commit 783a2f656f
14 changed files with 91 additions and 119 deletions
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29
fs/xfs/xfs_inode_item.c
View file

@ -977,9 +977,8 @@ xfs_iflush_done(
xfs_buf_t *bp,
xfs_inode_log_item_t *iip)
{
xfs_inode_t *ip;
ip = iip->ili_inode;
xfs_inode_t *ip = iip->ili_inode;
struct xfs_ail *ailp = iip->ili_item.li_ailp;
/*
* We only want to pull the item from the AIL if it is
@ -992,15 +991,12 @@ xfs_iflush_done(
*/
if (iip->ili_logged &&
(iip->ili_item.li_lsn == iip->ili_flush_lsn)) {
spin_lock(&ip->i_mount->m_ail->xa_lock);
spin_lock(&ailp->xa_lock);
if (iip->ili_item.li_lsn == iip->ili_flush_lsn) {
/*
* xfs_trans_delete_ail() drops the AIL lock.
*/
xfs_trans_delete_ail(ip->i_mount,
(xfs_log_item_t*)iip);
/* xfs_trans_ail_delete() drops the AIL lock. */
xfs_trans_ail_delete(ailp, (xfs_log_item_t*)iip);
} else {
spin_unlock(&ip->i_mount->m_ail->xa_lock);
spin_unlock(&ailp->xa_lock);
}
}
@ -1032,21 +1028,20 @@ void
xfs_iflush_abort(
xfs_inode_t *ip)
{
xfs_inode_log_item_t *iip;
xfs_inode_log_item_t *iip = ip->i_itemp;
xfs_mount_t *mp;
iip = ip->i_itemp;
mp = ip->i_mount;
if (iip) {
struct xfs_ail *ailp = iip->ili_item.li_ailp;
if (iip->ili_item.li_flags & XFS_LI_IN_AIL) {
spin_lock(&mp->m_ail->xa_lock);
spin_lock(&ailp->xa_lock);
if (iip->ili_item.li_flags & XFS_LI_IN_AIL) {
/*
* xfs_trans_delete_ail() drops the AIL lock.
*/
xfs_trans_delete_ail(mp, (xfs_log_item_t *)iip);
/* xfs_trans_ail_delete() drops the AIL lock. */
xfs_trans_ail_delete(ailp, (xfs_log_item_t *)iip);
} else
spin_unlock(&mp->m_ail->xa_lock);
spin_unlock(&ailp->xa_lock);
}
iip->ili_logged = 0;
/*