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path: root/fs/xfs/xfs_inode_item.c
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Diffstat (limited to 'fs/xfs/xfs_inode_item.c')
-rw-r--r--fs/xfs/xfs_inode_item.c141
1 files changed, 65 insertions, 76 deletions
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index a01990dbb94..2626aaca42f 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -36,6 +36,12 @@
kmem_zone_t *xfs_ili_zone; /* inode log item zone */
+static inline struct xfs_inode_log_item *INODE_ITEM(struct xfs_log_item *lip)
+{
+ return container_of(lip, struct xfs_inode_log_item, ili_item);
+}
+
+
/*
* This returns the number of iovecs needed to log the given inode item.
*
@@ -45,13 +51,11 @@ kmem_zone_t *xfs_ili_zone; /* inode log item zone */
*/
STATIC uint
xfs_inode_item_size(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- uint nvecs;
- xfs_inode_t *ip;
-
- ip = iip->ili_inode;
- nvecs = 2;
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
+ uint nvecs = 2;
/*
* Only log the data/extents/b-tree root if there is something
@@ -202,20 +206,17 @@ xfs_inode_item_size(
*/
STATIC void
xfs_inode_item_format(
- xfs_inode_log_item_t *iip,
- xfs_log_iovec_t *log_vector)
+ struct xfs_log_item *lip,
+ struct xfs_log_iovec *vecp)
{
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
uint nvecs;
- xfs_log_iovec_t *vecp;
- xfs_inode_t *ip;
size_t data_bytes;
xfs_bmbt_rec_t *ext_buffer;
int nrecs;
xfs_mount_t *mp;
- ip = iip->ili_inode;
- vecp = log_vector;
-
vecp->i_addr = (xfs_caddr_t)&iip->ili_format;
vecp->i_len = sizeof(xfs_inode_log_format_t);
vecp->i_type = XLOG_REG_TYPE_IFORMAT;
@@ -427,7 +428,7 @@ xfs_inode_item_format(
* Assert that no attribute-related log flags are set.
*/
if (!XFS_IFORK_Q(ip)) {
- ASSERT(nvecs == iip->ili_item.li_desc->lid_size);
+ ASSERT(nvecs == lip->li_desc->lid_size);
iip->ili_format.ilf_size = nvecs;
ASSERT(!(iip->ili_format.ilf_fields &
(XFS_ILOG_ADATA | XFS_ILOG_ABROOT | XFS_ILOG_AEXT)));
@@ -518,7 +519,7 @@ xfs_inode_item_format(
break;
}
- ASSERT(nvecs == iip->ili_item.li_desc->lid_size);
+ ASSERT(nvecs == lip->li_desc->lid_size);
iip->ili_format.ilf_size = nvecs;
}
@@ -529,12 +530,14 @@ xfs_inode_item_format(
*/
STATIC void
xfs_inode_item_pin(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- ASSERT(xfs_isilocked(iip->ili_inode, XFS_ILOCK_EXCL));
+ struct xfs_inode *ip = INODE_ITEM(lip)->ili_inode;
- trace_xfs_inode_pin(iip->ili_inode, _RET_IP_);
- atomic_inc(&iip->ili_inode->i_pincount);
+ ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
+
+ trace_xfs_inode_pin(ip, _RET_IP_);
+ atomic_inc(&ip->i_pincount);
}
@@ -546,10 +549,10 @@ xfs_inode_item_pin(
*/
STATIC void
xfs_inode_item_unpin(
- xfs_inode_log_item_t *iip,
+ struct xfs_log_item *lip,
int remove)
{
- struct xfs_inode *ip = iip->ili_inode;
+ struct xfs_inode *ip = INODE_ITEM(lip)->ili_inode;
trace_xfs_inode_unpin(ip, _RET_IP_);
ASSERT(atomic_read(&ip->i_pincount) > 0);
@@ -572,19 +575,16 @@ xfs_inode_item_unpin(
*/
STATIC uint
xfs_inode_item_trylock(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- register xfs_inode_t *ip;
-
- ip = iip->ili_inode;
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
- if (xfs_ipincount(ip) > 0) {
+ if (xfs_ipincount(ip) > 0)
return XFS_ITEM_PINNED;
- }
- if (!xfs_ilock_nowait(ip, XFS_ILOCK_SHARED)) {
+ if (!xfs_ilock_nowait(ip, XFS_ILOCK_SHARED))
return XFS_ITEM_LOCKED;
- }
if (!xfs_iflock_nowait(ip)) {
/*
@@ -610,7 +610,7 @@ xfs_inode_item_trylock(
if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
ASSERT(iip->ili_format.ilf_fields != 0);
ASSERT(iip->ili_logged == 0);
- ASSERT(iip->ili_item.li_flags & XFS_LI_IN_AIL);
+ ASSERT(lip->li_flags & XFS_LI_IN_AIL);
}
#endif
return XFS_ITEM_SUCCESS;
@@ -624,12 +624,13 @@ xfs_inode_item_trylock(
*/
STATIC void
xfs_inode_item_unlock(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- uint hold;
- uint iolocked;
- uint lock_flags;
- xfs_inode_t *ip;
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
+ uint hold;
+ uint iolocked;
+ uint lock_flags;
ASSERT(iip != NULL);
ASSERT(iip->ili_inode->i_itemp != NULL);
@@ -640,10 +641,10 @@ xfs_inode_item_unlock(
ASSERT((!(iip->ili_inode->i_itemp->ili_flags &
XFS_ILI_IOLOCKED_SHARED)) ||
xfs_isilocked(iip->ili_inode, XFS_IOLOCK_SHARED));
+
/*
* Clear the transaction pointer in the inode.
*/
- ip = iip->ili_inode;
ip->i_transp = NULL;
/*
@@ -706,13 +707,12 @@ xfs_inode_item_unlock(
* is the only one that matters. Therefore, simply return the
* given lsn.
*/
-/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_inode_item_committed(
- xfs_inode_log_item_t *iip,
+ struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
- return (lsn);
+ return lsn;
}
/*
@@ -724,13 +724,12 @@ xfs_inode_item_committed(
*/
STATIC void
xfs_inode_item_pushbuf(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- xfs_inode_t *ip;
- xfs_mount_t *mp;
- xfs_buf_t *bp;
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
+ struct xfs_buf *bp;
- ip = iip->ili_inode;
ASSERT(xfs_isilocked(ip, XFS_ILOCK_SHARED));
/*
@@ -738,14 +737,13 @@ xfs_inode_item_pushbuf(
* inode was taken off the AIL. So, just get out.
*/
if (completion_done(&ip->i_flush) ||
- ((iip->ili_item.li_flags & XFS_LI_IN_AIL) == 0)) {
+ !(lip->li_flags & XFS_LI_IN_AIL)) {
xfs_iunlock(ip, XFS_ILOCK_SHARED);
return;
}
- mp = ip->i_mount;
- bp = xfs_incore(mp->m_ddev_targp, iip->ili_format.ilf_blkno,
- iip->ili_format.ilf_len, XBF_TRYLOCK);
+ bp = xfs_incore(ip->i_mount->m_ddev_targp, iip->ili_format.ilf_blkno,
+ iip->ili_format.ilf_len, XBF_TRYLOCK);
xfs_iunlock(ip, XFS_ILOCK_SHARED);
if (!bp)
@@ -753,10 +751,8 @@ xfs_inode_item_pushbuf(
if (XFS_BUF_ISDELAYWRITE(bp))
xfs_buf_delwri_promote(bp);
xfs_buf_relse(bp);
- return;
}
-
/*
* This is called to asynchronously write the inode associated with this
* inode log item out to disk. The inode will already have been locked by
@@ -764,14 +760,14 @@ xfs_inode_item_pushbuf(
*/
STATIC void
xfs_inode_item_push(
- xfs_inode_log_item_t *iip)
+ struct xfs_log_item *lip)
{
- xfs_inode_t *ip;
-
- ip = iip->ili_inode;
+ struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+ struct xfs_inode *ip = iip->ili_inode;
ASSERT(xfs_isilocked(ip, XFS_ILOCK_SHARED));
ASSERT(!completion_done(&ip->i_flush));
+
/*
* Since we were able to lock the inode's flush lock and
* we found it on the AIL, the inode must be dirty. This
@@ -794,41 +790,34 @@ xfs_inode_item_push(
*/
(void) xfs_iflush(ip, 0);
xfs_iunlock(ip, XFS_ILOCK_SHARED);
-
- return;
}
/*
* XXX rcc - this one really has to do something. Probably needs
* to stamp in a new field in the incore inode.
*/
-/* ARGSUSED */
STATIC void
xfs_inode_item_committing(
- xfs_inode_log_item_t *iip,
+ struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
- iip->ili_last_lsn = lsn;
- return;
+ INODE_ITEM(lip)->ili_last_lsn = lsn;
}
/*
* This is the ops vector shared by all buf log items.
*/
static struct xfs_item_ops xfs_inode_item_ops = {
- .iop_size = (uint(*)(xfs_log_item_t*))xfs_inode_item_size,
- .iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
- xfs_inode_item_format,
- .iop_pin = (void(*)(xfs_log_item_t*))xfs_inode_item_pin,
- .iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_inode_item_unpin,
- .iop_trylock = (uint(*)(xfs_log_item_t*))xfs_inode_item_trylock,
- .iop_unlock = (void(*)(xfs_log_item_t*))xfs_inode_item_unlock,
- .iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
- xfs_inode_item_committed,
- .iop_push = (void(*)(xfs_log_item_t*))xfs_inode_item_push,
- .iop_pushbuf = (void(*)(xfs_log_item_t*))xfs_inode_item_pushbuf,
- .iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
- xfs_inode_item_committing
+ .iop_size = xfs_inode_item_size,
+ .iop_format = xfs_inode_item_format,
+ .iop_pin = xfs_inode_item_pin,
+ .iop_unpin = xfs_inode_item_unpin,
+ .iop_trylock = xfs_inode_item_trylock,
+ .iop_unlock = xfs_inode_item_unlock,
+ .iop_committed = xfs_inode_item_committed,
+ .iop_push = xfs_inode_item_push,
+ .iop_pushbuf = xfs_inode_item_pushbuf,
+ .iop_committing = xfs_inode_item_committing
};
@@ -837,10 +826,10 @@ static struct xfs_item_ops xfs_inode_item_ops = {
*/
void
xfs_inode_item_init(
- xfs_inode_t *ip,
- xfs_mount_t *mp)
+ struct xfs_inode *ip,
+ struct xfs_mount *mp)
{
- xfs_inode_log_item_t *iip;
+ struct xfs_inode_log_item *iip;
ASSERT(ip->i_itemp == NULL);
iip = ip->i_itemp = kmem_zone_zalloc(xfs_ili_zone, KM_SLEEP);