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提交 7bfa31d8 编写于 作者: C Christoph Hellwig 提交者： Alex Elder
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xfs: give xfs_item_ops methods the correct prototypes 

Stop the function pointer casting madness and give all the xfs_item_ops the
correct prototypes.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NDave Chinner <dchinner@redhat.com>
上级 9412e318
隐藏空白更改
内联 并排
Showing with 360 addition and 404 deletion
fs/xfs/quota/xfs_dquot_item.c
浏览文件 @ 7bfa31d8
......@@ -37,18 +37,22 @@
#include "xfs_trans_priv.h"
#include "xfs_qm.h"
static inline struct xfs_dq_logitem *DQUOT_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_dq_logitem, qli_item);
}
/*
* returns the number of iovecs needed to log the given dquot item.
*/
/* ARGSUSED */
STATIC uint
xfs_qm_dquot_logitem_size(
xfs_dq_logitem_t *logitem)
struct xfs_log_item *lip)
{
/*
* we need only two iovecs, one for the format, one for the real thing
*/
return (2);
return 2;
}
/*
......@@ -56,22 +60,21 @@ xfs_qm_dquot_logitem_size(
*/
STATIC void
xfs_qm_dquot_logitem_format(
xfs_dq_logitem_t *logitem,
xfs_log_iovec_t *logvec)
struct xfs_log_item *lip,
struct xfs_log_iovec *logvec)
{
ASSERT(logitem);
ASSERT(logitem->qli_dquot);
struct xfs_dq_logitem *qlip = DQUOT_ITEM(lip);
logvec->i_addr = (xfs_caddr_t)&logitem->qli_format;
logvec->i_addr = (xfs_caddr_t)&qlip->qli_format;
logvec->i_len = sizeof(xfs_dq_logformat_t);
logvec->i_type = XLOG_REG_TYPE_QFORMAT;
logvec++;
logvec->i_addr = (xfs_caddr_t)&logitem->qli_dquot->q_core;
logvec->i_addr = (xfs_caddr_t)&qlip->qli_dquot->q_core;
logvec->i_len = sizeof(xfs_disk_dquot_t);
logvec->i_type = XLOG_REG_TYPE_DQUOT;
ASSERT(2 == logitem->qli_item.li_desc->lid_size);
logitem->qli_format.qlf_size = 2;
ASSERT(2 == lip->li_desc->lid_size);
qlip->qli_format.qlf_size = 2;
}
......@@ -80,9 +83,9 @@ xfs_qm_dquot_logitem_format(
*/
STATIC void
xfs_qm_dquot_logitem_pin(
xfs_dq_logitem_t *logitem)
struct xfs_log_item *lip)
{
xfs_dquot_t *dqp = logitem->qli_dquot;
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
ASSERT(XFS_DQ_IS_LOCKED(dqp));
atomic_inc(&dqp->q_pincount);
......@@ -94,13 +97,12 @@ xfs_qm_dquot_logitem_pin(
* dquot must have been previously pinned with a call to
* xfs_qm_dquot_logitem_pin().
*/
/* ARGSUSED */
STATIC void
xfs_qm_dquot_logitem_unpin(
xfs_dq_logitem_t *logitem,
struct xfs_log_item *lip,
int remove)
{
xfs_dquot_t *dqp = logitem->qli_dquot;
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
ASSERT(atomic_read(&dqp->q_pincount) > 0);
if (atomic_dec_and_test(&dqp->q_pincount))
......@@ -115,12 +117,10 @@ xfs_qm_dquot_logitem_unpin(
*/
STATIC void
xfs_qm_dquot_logitem_push(
xfs_dq_logitem_t *logitem)
struct xfs_log_item *lip)
{
xfs_dquot_t *dqp;
int error;
dqp = logitem->qli_dquot;
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
int error;
ASSERT(XFS_DQ_IS_LOCKED(dqp));
ASSERT(!completion_done(&dqp->q_flush));
......@@ -142,27 +142,25 @@ xfs_qm_dquot_logitem_push(
xfs_dqunlock(dqp);
}
/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_qm_dquot_logitem_committed(
xfs_dq_logitem_t *l,
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
/*
* We always re-log the entire dquot when it becomes dirty,
* so, the latest copy _is_ the only one that matters.
*/
return (lsn);
return lsn;
}
/*
* This is called to wait for the given dquot to be unpinned.
* Most of these pin/unpin routines are plagiarized from inode code.
*/
void
xfs_qm_dqunpin_wait(
xfs_dquot_t *dqp)
struct xfs_dquot *dqp)
{
ASSERT(XFS_DQ_IS_LOCKED(dqp));
if (atomic_read(&dqp->q_pincount) == 0)
......@@ -188,13 +186,12 @@ xfs_qm_dqunpin_wait(
*/
STATIC void
xfs_qm_dquot_logitem_pushbuf(
xfs_dq_logitem_t *qip)
struct xfs_log_item *lip)
{
xfs_dquot_t *dqp;
xfs_mount_t *mp;
xfs_buf_t *bp;
struct xfs_dq_logitem *qlip = DQUOT_ITEM(lip);
struct xfs_dquot *dqp = qlip->qli_dquot;
struct xfs_buf *bp;
dqp = qip->qli_dquot;
ASSERT(XFS_DQ_IS_LOCKED(dqp));
/*
......@@ -202,22 +199,20 @@ xfs_qm_dquot_logitem_pushbuf(
* inode flush completed and the inode was taken off the AIL.
* So, just get out.
*/
if (completion_done(&dqp->q_flush) ||
((qip->qli_item.li_flags & XFS_LI_IN_AIL) == 0)) {
if (completion_done(&dqp->q_flush) ||
!(lip->li_flags & XFS_LI_IN_AIL)) {
xfs_dqunlock(dqp);
return;
}
mp = dqp->q_mount;
bp = xfs_incore(mp->m_ddev_targp, qip->qli_format.qlf_blkno,
mp->m_quotainfo->qi_dqchunklen, XBF_TRYLOCK);
bp = xfs_incore(dqp->q_mount->m_ddev_targp, qlip->qli_format.qlf_blkno,
dqp->q_mount->m_quotainfo->qi_dqchunklen, XBF_TRYLOCK);
xfs_dqunlock(dqp);
if (!bp)
return;
if (XFS_BUF_ISDELAYWRITE(bp))
xfs_buf_delwri_promote(bp);
xfs_buf_relse(bp);
return;
}
/*
......@@ -232,15 +227,14 @@ xfs_qm_dquot_logitem_pushbuf(
*/
STATIC uint
xfs_qm_dquot_logitem_trylock(
xfs_dq_logitem_t *qip)
struct xfs_log_item *lip)
{
xfs_dquot_t *dqp;
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
dqp = qip->qli_dquot;
if (atomic_read(&dqp->q_pincount) > 0)
return XFS_ITEM_PINNED;
if (! xfs_qm_dqlock_nowait(dqp))
if (!xfs_qm_dqlock_nowait(dqp))
return XFS_ITEM_LOCKED;
if (!xfs_dqflock_nowait(dqp)) {
......@@ -251,11 +245,10 @@ xfs_qm_dquot_logitem_trylock(
return XFS_ITEM_PUSHBUF;
}
ASSERT(qip->qli_item.li_flags & XFS_LI_IN_AIL);
ASSERT(lip->li_flags & XFS_LI_IN_AIL);
return XFS_ITEM_SUCCESS;
}
/*
* Unlock the dquot associated with the log item.
* Clear the fields of the dquot and dquot log item that
......@@ -264,12 +257,10 @@ xfs_qm_dquot_logitem_trylock(
*/
STATIC void
xfs_qm_dquot_logitem_unlock(
xfs_dq_logitem_t *ql)
struct xfs_log_item *lip)
{
xfs_dquot_t *dqp;
struct xfs_dquot *dqp = DQUOT_ITEM(lip)->qli_dquot;
ASSERT(ql != NULL);
dqp = ql->qli_dquot;
ASSERT(XFS_DQ_IS_LOCKED(dqp));
/*
......@@ -286,41 +277,32 @@ xfs_qm_dquot_logitem_unlock(
xfs_dqunlock(dqp);
}
/*
* this needs to stamp an lsn into the dquot, I think.
* rpc's that look at user dquot's would then have to
* push on the dependency recorded in the dquot
*/
/* ARGSUSED */
STATIC void
xfs_qm_dquot_logitem_committing(
xfs_dq_logitem_t *l,
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
return;
}
/*
* This is the ops vector for dquots
*/
static struct xfs_item_ops xfs_dquot_item_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_qm_dquot_logitem_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_qm_dquot_logitem_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))
xfs_qm_dquot_logitem_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_dquot_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_push,
.iop_pushbuf = (void(*)(xfs_log_item_t*))
xfs_qm_dquot_logitem_pushbuf,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_dquot_logitem_committing
.iop_size = xfs_qm_dquot_logitem_size,
.iop_format = xfs_qm_dquot_logitem_format,
.iop_pin = xfs_qm_dquot_logitem_pin,
.iop_unpin = xfs_qm_dquot_logitem_unpin,
.iop_trylock = xfs_qm_dquot_logitem_trylock,
.iop_unlock = xfs_qm_dquot_logitem_unlock,
.iop_committed = xfs_qm_dquot_logitem_committed,
.iop_push = xfs_qm_dquot_logitem_push,
.iop_pushbuf = xfs_qm_dquot_logitem_pushbuf,
.iop_committing = xfs_qm_dquot_logitem_committing
};
/*
......@@ -330,10 +312,9 @@ static struct xfs_item_ops xfs_dquot_item_ops = {
*/
void
xfs_qm_dquot_logitem_init(
struct xfs_dquot *dqp)
struct xfs_dquot *dqp)
{
xfs_dq_logitem_t *lp;
lp = &dqp->q_logitem;
struct xfs_dq_logitem *lp = &dqp->q_logitem;
xfs_log_item_init(dqp->q_mount, &lp->qli_item, XFS_LI_DQUOT,
&xfs_dquot_item_ops);
......@@ -354,16 +335,22 @@ xfs_qm_dquot_logitem_init(
/*------------------ QUOTAOFF LOG ITEMS -------------------*/
static inline struct xfs_qoff_logitem *QOFF_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_qoff_logitem, qql_item);
}
/*
* This returns the number of iovecs needed to log the given quotaoff item.
* We only need 1 iovec for an quotaoff item. It just logs the
* quotaoff_log_format structure.
*/
/*ARGSUSED*/
STATIC uint
xfs_qm_qoff_logitem_size(xfs_qoff_logitem_t *qf)
xfs_qm_qoff_logitem_size(
struct xfs_log_item *lip)
{
return (1);
return 1;
}
/*
......@@ -374,46 +361,46 @@ xfs_qm_qoff_logitem_size(xfs_qoff_logitem_t *qf)
* slots in the quotaoff item have been filled.
*/
STATIC void
xfs_qm_qoff_logitem_format(xfs_qoff_logitem_t *qf,
xfs_log_iovec_t *log_vector)
xfs_qm_qoff_logitem_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *log_vector)
{
ASSERT(qf->qql_format.qf_type == XFS_LI_QUOTAOFF);
struct xfs_qoff_logitem *qflip = QOFF_ITEM(lip);
log_vector->i_addr = (xfs_caddr_t)&(qf->qql_format);
ASSERT(qflip->qql_format.qf_type == XFS_LI_QUOTAOFF);
log_vector->i_addr = (xfs_caddr_t)&(qflip->qql_format);
log_vector->i_len = sizeof(xfs_qoff_logitem_t);
log_vector->i_type = XLOG_REG_TYPE_QUOTAOFF;
qf->qql_format.qf_size = 1;
qflip->qql_format.qf_size = 1;
}
/*
* Pinning has no meaning for an quotaoff item, so just return.
*/
/*ARGSUSED*/
STATIC void
xfs_qm_qoff_logitem_pin(xfs_qoff_logitem_t *qf)
xfs_qm_qoff_logitem_pin(
struct xfs_log_item *lip)
{
return;
}
/*
* Since pinning has no meaning for an quotaoff item, unpinning does
* not either.
*/
/*ARGSUSED*/
STATIC void
xfs_qm_qoff_logitem_unpin(xfs_qoff_logitem_t *qf, int remove)
xfs_qm_qoff_logitem_unpin(
struct xfs_log_item *lip,
int remove)
{
return;
}
/*
* Quotaoff items have no locking, so just return success.
*/
/*ARGSUSED*/
STATIC uint
xfs_qm_qoff_logitem_trylock(xfs_qoff_logitem_t *qf)
xfs_qm_qoff_logitem_trylock(
struct xfs_log_item *lip)
{
return XFS_ITEM_LOCKED;
}
......@@ -422,53 +409,51 @@ xfs_qm_qoff_logitem_trylock(xfs_qoff_logitem_t *qf)
* Quotaoff items have no locking or pushing, so return failure
* so that the caller doesn't bother with us.
*/
/*ARGSUSED*/
STATIC void
xfs_qm_qoff_logitem_unlock(xfs_qoff_logitem_t *qf)
xfs_qm_qoff_logitem_unlock(
struct xfs_log_item *lip)
{
return;
}
/*
* The quotaoff-start-item is logged only once and cannot be moved in the log,
* so simply return the lsn at which it's been logged.
*/
/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_qm_qoff_logitem_committed(xfs_qoff_logitem_t *qf, xfs_lsn_t lsn)
xfs_qm_qoff_logitem_committed(
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
return (lsn);
return lsn;
}
/*
* There isn't much you can do to push on an quotaoff item. It is simply
* stuck waiting for the log to be flushed to disk.
*/
/*ARGSUSED*/
STATIC void
xfs_qm_qoff_logitem_push(xfs_qoff_logitem_t *qf)
xfs_qm_qoff_logitem_push(
struct xfs_log_item *lip)
{
return;
}
/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_qm_qoffend_logitem_committed(
xfs_qoff_logitem_t *qfe,
xfs_lsn_t lsn)
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
xfs_qoff_logitem_t *qfs;
struct xfs_ail *ailp;
struct xfs_qoff_logitem *qfe = QOFF_ITEM(lip);
struct xfs_qoff_logitem *qfs = qfe->qql_start_lip;
struct xfs_ail *ailp = qfs->qql_item.li_ailp;
qfs = qfe->qql_start_lip;
ailp = qfs->qql_item.li_ailp;
spin_lock(&ailp->xa_lock);
/*
* Delete the qoff-start logitem from the AIL.
* xfs_trans_ail_delete() drops the AIL lock.
*/
spin_lock(&ailp->xa_lock);
xfs_trans_ail_delete(ailp, (xfs_log_item_t *)qfs);
kmem_free(qfs);
kmem_free(qfe);
return (xfs_lsn_t)-1;
......@@ -488,67 +473,52 @@ xfs_qm_qoffend_logitem_committed(
* (truly makes the quotaoff irrevocable). If we do something else,
* then maybe we don't need two.
*/
/* ARGSUSED */
STATIC void
xfs_qm_qoff_logitem_committing(xfs_qoff_logitem_t *qip, xfs_lsn_t commit_lsn)
{
return;
}
/* ARGSUSED */
STATIC void
xfs_qm_qoffend_logitem_committing(xfs_qoff_logitem_t *qip, xfs_lsn_t commit_lsn)
xfs_qm_qoff_logitem_committing(
struct xfs_log_item *lip,
xfs_lsn_t commit_lsn)
{
return;
}
static struct xfs_item_ops xfs_qm_qoffend_logitem_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_qm_qoff_logitem_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_qm_qoff_logitem_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoffend_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_push,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoffend_logitem_committing
.iop_size = xfs_qm_qoff_logitem_size,
.iop_format = xfs_qm_qoff_logitem_format,
.iop_pin = xfs_qm_qoff_logitem_pin,
.iop_unpin = xfs_qm_qoff_logitem_unpin,
.iop_trylock = xfs_qm_qoff_logitem_trylock,
.iop_unlock = xfs_qm_qoff_logitem_unlock,
.iop_committed = xfs_qm_qoffend_logitem_committed,
.iop_push = xfs_qm_qoff_logitem_push,
.iop_committing = xfs_qm_qoff_logitem_committing
};
/*
* This is the ops vector shared by all quotaoff-start log items.
*/
static struct xfs_item_ops xfs_qm_qoff_logitem_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_qm_qoff_logitem_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_qm_qoff_logitem_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoff_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_push,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoff_logitem_committing
.iop_size = xfs_qm_qoff_logitem_size,
.iop_format = xfs_qm_qoff_logitem_format,
.iop_pin = xfs_qm_qoff_logitem_pin,
.iop_unpin = xfs_qm_qoff_logitem_unpin,
.iop_trylock = xfs_qm_qoff_logitem_trylock,
.iop_unlock = xfs_qm_qoff_logitem_unlock,
.iop_committed = xfs_qm_qoff_logitem_committed,
.iop_push = xfs_qm_qoff_logitem_push,
.iop_committing = xfs_qm_qoff_logitem_committing
};
/*
* Allocate and initialize an quotaoff item of the correct quota type(s).
*/
xfs_qoff_logitem_t *
struct xfs_qoff_logitem *
xfs_qm_qoff_logitem_init(
struct xfs_mount *mp,
xfs_qoff_logitem_t *start,
uint flags)
struct xfs_mount *mp,
struct xfs_qoff_logitem *start,
uint flags)
{
xfs_qoff_logitem_t *qf;
struct xfs_qoff_logitem *qf;
qf = (xfs_qoff_logitem_t*) kmem_zalloc(sizeof(xfs_qoff_logitem_t), KM_SLEEP);
qf = kmem_zalloc(sizeof(struct xfs_qoff_logitem), KM_SLEEP);
xfs_log_item_init(mp, &qf->qql_item, XFS_LI_QUOTAOFF, start ?
&xfs_qm_qoffend_logitem_ops : &xfs_qm_qoff_logitem_ops);
......@@ -556,5 +526,5 @@ xfs_qm_qoff_logitem_init(
qf->qql_format.qf_type = XFS_LI_QUOTAOFF;
qf->qql_format.qf_flags = flags;
qf->qql_start_lip = start;
return (qf);
return qf;
}
fs/xfs/xfs_buf_item.c
浏览文件 @ 7bfa31d8
......@@ -33,6 +33,12 @@
kmem_zone_t *xfs_buf_item_zone;
static inline struct xfs_buf_log_item *BUF_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_buf_log_item, bli_item);
}
#ifdef XFS_TRANS_DEBUG
/*
* This function uses an alternate strategy for tracking the bytes
......@@ -150,12 +156,13 @@ STATIC void xfs_buf_do_callbacks(xfs_buf_t *bp, xfs_log_item_t *lip);
*/
STATIC uint
xfs_buf_item_size(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
uint nvecs;
int next_bit;
int last_bit;
xfs_buf_t *bp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
uint nvecs;
int next_bit;
int last_bit;
ASSERT(atomic_read(&bip->bli_refcount) > 0);
if (bip->bli_flags & XFS_BLI_STALE) {
......@@ -169,7 +176,6 @@ xfs_buf_item_size(
return 1;
}
bp = bip->bli_buf;
ASSERT(bip->bli_flags & XFS_BLI_LOGGED);
nvecs = 1;
last_bit = xfs_next_bit(bip->bli_format.blf_data_map,
......@@ -218,13 +224,13 @@ xfs_buf_item_size(
*/
STATIC void
xfs_buf_item_format(
xfs_buf_log_item_t *bip,
xfs_log_iovec_t *log_vector)
struct xfs_log_item *lip,
struct xfs_log_iovec *vecp)
{
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
uint base_size;
uint nvecs;
xfs_log_iovec_t *vecp;
xfs_buf_t *bp;
int first_bit;
int last_bit;
int next_bit;
......@@ -234,8 +240,6 @@ xfs_buf_item_format(
ASSERT(atomic_read(&bip->bli_refcount) > 0);
ASSERT((bip->bli_flags & XFS_BLI_LOGGED) ||
(bip->bli_flags & XFS_BLI_STALE));
bp = bip->bli_buf;
vecp = log_vector;
/*
* The size of the base structure is the size of the
......@@ -262,7 +266,7 @@ xfs_buf_item_format(
*/
if (bip->bli_flags & XFS_BLI_INODE_BUF) {
if (!((bip->bli_flags & XFS_BLI_INODE_ALLOC_BUF) &&
xfs_log_item_in_current_chkpt(&bip->bli_item)))
xfs_log_item_in_current_chkpt(lip)))
bip->bli_format.blf_flags |= XFS_BLF_INODE_BUF;
bip->bli_flags &= ~XFS_BLI_INODE_BUF;
}
......@@ -365,21 +369,20 @@ xfs_buf_item_format(
STATIC void
xfs_buf_item_pin(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
xfs_buf_t *bp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
bp = bip->bli_buf;
ASSERT(XFS_BUF_ISBUSY(bp));
ASSERT(XFS_BUF_ISBUSY(bip->bli_buf));
ASSERT(atomic_read(&bip->bli_refcount) > 0);
ASSERT((bip->bli_flags & XFS_BLI_LOGGED) ||
(bip->bli_flags & XFS_BLI_STALE));
atomic_inc(&bip->bli_refcount);
trace_xfs_buf_item_pin(bip);
xfs_bpin(bp);
xfs_bpin(bip->bli_buf);
}
/*
* This is called to unpin the buffer associated with the buf log
* item which was previously pinned with a call to xfs_buf_item_pin().
......@@ -396,13 +399,14 @@ xfs_buf_item_pin(
*/
STATIC void
xfs_buf_item_unpin(
xfs_buf_log_item_t *bip,
struct xfs_log_item *lip,
int remove)
{
struct xfs_ail *ailp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
xfs_buf_t *bp = bip->bli_buf;
int freed;
struct xfs_ail *ailp = lip->li_ailp;
int stale = bip->bli_flags & XFS_BLI_STALE;
int freed;
ASSERT(XFS_BUF_FSPRIVATE(bp, xfs_buf_log_item_t *) == bip);
ASSERT(atomic_read(&bip->bli_refcount) > 0);
......@@ -410,8 +414,8 @@ xfs_buf_item_unpin(
trace_xfs_buf_item_unpin(bip);
freed = atomic_dec_and_test(&bip->bli_refcount);
ailp = bip->bli_item.li_ailp;
xfs_bunpin(bp);
if (freed && stale) {
ASSERT(bip->bli_flags & XFS_BLI_STALE);
ASSERT(XFS_BUF_VALUSEMA(bp) <= 0);
......@@ -429,7 +433,7 @@ xfs_buf_item_unpin(
* in xfs_trans_uncommit() will ry to reference the
* buffer which we no longer have a hold on.
*/
xfs_trans_del_item(&bip->bli_item);
xfs_trans_del_item(lip);
/*
* Since the transaction no longer refers to the buffer,
......@@ -468,11 +472,11 @@ xfs_buf_item_unpin(
*/
STATIC uint
xfs_buf_item_trylock(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
xfs_buf_t *bp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
bp = bip->bli_buf;
if (XFS_BUF_ISPINNED(bp))
return XFS_ITEM_PINNED;
if (!XFS_BUF_CPSEMA(bp))
......@@ -509,13 +513,12 @@ xfs_buf_item_trylock(
*/
STATIC void
xfs_buf_item_unlock(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
int aborted;
xfs_buf_t *bp;
uint hold;
bp = bip->bli_buf;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
int aborted;
uint hold;
/* Clear the buffer's association with this transaction. */
XFS_BUF_SET_FSPRIVATE2(bp, NULL);
......@@ -526,7 +529,7 @@ xfs_buf_item_unlock(
* (cancelled) buffers at unpin time, but we'll never go through the
* pin/unpin cycle if we abort inside commit.
*/
aborted = (bip->bli_item.li_flags & XFS_LI_ABORTED) != 0;
aborted = (lip->li_flags & XFS_LI_ABORTED) != 0;
/*
* Before possibly freeing the buf item, determine if we should
......@@ -587,16 +590,16 @@ xfs_buf_item_unlock(
*/
STATIC xfs_lsn_t
xfs_buf_item_committed(
xfs_buf_log_item_t *bip,
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
trace_xfs_buf_item_committed(bip);
if ((bip->bli_flags & XFS_BLI_INODE_ALLOC_BUF) &&
(bip->bli_item.li_lsn != 0)) {
return bip->bli_item.li_lsn;
}
return (lsn);
if ((bip->bli_flags & XFS_BLI_INODE_ALLOC_BUF) && lip->li_lsn != 0)
return lip->li_lsn;
return lsn;
}
/*
......@@ -606,15 +609,16 @@ xfs_buf_item_committed(
*/
STATIC void
xfs_buf_item_push(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
xfs_buf_t *bp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
ASSERT(!XFS_BUF_ISDELAYWRITE(bp));
trace_xfs_buf_item_push(bip);
bp = bip->bli_buf;
ASSERT(!XFS_BUF_ISDELAYWRITE(bp));
xfs_buf_relse(bp);
}
......@@ -626,22 +630,24 @@ xfs_buf_item_push(
*/
STATIC void
xfs_buf_item_pushbuf(
xfs_buf_log_item_t *bip)
struct xfs_log_item *lip)
{
xfs_buf_t *bp;
struct xfs_buf_log_item *bip = BUF_ITEM(lip);
struct xfs_buf *bp = bip->bli_buf;
ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
ASSERT(XFS_BUF_ISDELAYWRITE(bp));
trace_xfs_buf_item_pushbuf(bip);
bp = bip->bli_buf;
ASSERT(XFS_BUF_ISDELAYWRITE(bp));
xfs_buf_delwri_promote(bp);
xfs_buf_relse(bp);
}
/* ARGSUSED */
STATIC void
xfs_buf_item_committing(xfs_buf_log_item_t *bip, xfs_lsn_t commit_lsn)
xfs_buf_item_committing(
struct xfs_log_item *lip,
xfs_lsn_t commit_lsn)
{
}
......@@ -649,19 +655,16 @@ xfs_buf_item_committing(xfs_buf_log_item_t *bip, xfs_lsn_t commit_lsn)
* This is the ops vector shared by all buf log items.
*/
static struct xfs_item_ops xfs_buf_item_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_buf_item_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_buf_item_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_buf_item_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_buf_item_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))xfs_buf_item_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_buf_item_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_buf_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_buf_item_push,
.iop_pushbuf = (void(*)(xfs_log_item_t*))xfs_buf_item_pushbuf,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_buf_item_committing
.iop_size = xfs_buf_item_size,
.iop_format = xfs_buf_item_format,
.iop_pin = xfs_buf_item_pin,
.iop_unpin = xfs_buf_item_unpin,
.iop_trylock = xfs_buf_item_trylock,
.iop_unlock = xfs_buf_item_unlock,
.iop_committed = xfs_buf_item_committed,
.iop_push = xfs_buf_item_push,
.iop_pushbuf = xfs_buf_item_pushbuf,
.iop_committing = xfs_buf_item_committing
};
......
fs/xfs/xfs_extfree_item.c
浏览文件 @ 7bfa31d8
......@@ -32,18 +32,19 @@
kmem_zone_t *xfs_efi_zone;
kmem_zone_t *xfs_efd_zone;
STATIC void xfs_efi_item_unlock(xfs_efi_log_item_t *);
static inline struct xfs_efi_log_item *EFI_ITEM(struct xfs_log_item *lip)
{
return container_of(lip, struct xfs_efi_log_item, efi_item);
}
void
xfs_efi_item_free(xfs_efi_log_item_t *efip)
xfs_efi_item_free(
struct xfs_efi_log_item *efip)
{
int nexts = efip->efi_format.efi_nextents;
if (nexts > XFS_EFI_MAX_FAST_EXTENTS) {
if (efip->efi_format.efi_nextents > XFS_EFI_MAX_FAST_EXTENTS)
kmem_free(efip);
} else {
else
kmem_zone_free(xfs_efi_zone, efip);
}
}
/*
......@@ -51,9 +52,9 @@ xfs_efi_item_free(xfs_efi_log_item_t *efip)
* We only need 1 iovec for an efi item. It just logs the efi_log_format
* structure.
*/
/*ARGSUSED*/
STATIC uint
xfs_efi_item_size(xfs_efi_log_item_t *efip)
xfs_efi_item_size(
struct xfs_log_item *lip)
{
return 1;
}
......@@ -66,10 +67,12 @@ xfs_efi_item_size(xfs_efi_log_item_t *efip)
* slots in the efi item have been filled.
*/
STATIC void
xfs_efi_item_format(xfs_efi_log_item_t *efip,
xfs_log_iovec_t *log_vector)
xfs_efi_item_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *log_vector)
{
uint size;
struct xfs_efi_log_item *efip = EFI_ITEM(lip);
uint size;
ASSERT(efip->efi_next_extent == efip->efi_format.efi_nextents);
......@@ -79,7 +82,7 @@ xfs_efi_item_format(xfs_efi_log_item_t *efip,
size += (efip->efi_format.efi_nextents - 1) * sizeof(xfs_extent_t);
efip->efi_format.efi_size = 1;
log_vector->i_addr = (xfs_caddr_t)&(efip->efi_format);
log_vector->i_addr = (xfs_caddr_t)&efip->efi_format;
log_vector->i_len = size;
log_vector->i_type = XLOG_REG_TYPE_EFI_FORMAT;
ASSERT(size >= sizeof(xfs_efi_log_format_t));
......@@ -89,14 +92,12 @@ xfs_efi_item_format(xfs_efi_log_item_t *efip,
/*
* Pinning has no meaning for an efi item, so just return.
*/
/*ARGSUSED*/
STATIC void
xfs_efi_item_pin(xfs_efi_log_item_t *efip)
xfs_efi_item_pin(
struct xfs_log_item *lip)
{
return;
}
/*
* While EFIs cannot really be pinned, the unpin operation is the
* last place at which the EFI is manipulated during a transaction.
......@@ -104,14 +105,15 @@ xfs_efi_item_pin(xfs_efi_log_item_t *efip)
* free the EFI.
*/
STATIC void
xfs_efi_item_unpin(xfs_efi_log_item_t *efip, int remove)
xfs_efi_item_unpin(
struct xfs_log_item *lip,
int remove)
{
struct xfs_ail *ailp = efip->efi_item.li_ailp;
struct xfs_efi_log_item *efip = EFI_ITEM(lip);
struct xfs_ail *ailp = lip->li_ailp;
spin_lock(&ailp->xa_lock);
if (efip->efi_flags & XFS_EFI_CANCELED) {
struct xfs_log_item *lip = &efip->efi_item;
if (remove)
xfs_trans_del_item(lip);
......@@ -131,9 +133,9 @@ xfs_efi_item_unpin(xfs_efi_log_item_t *efip, int remove)
* XFS_ITEM_PINNED so that the caller will eventually flush the log.
* This should help in getting the EFI out of the AIL.
*/
/*ARGSUSED*/
STATIC uint
xfs_efi_item_trylock(xfs_efi_log_item_t *efip)
xfs_efi_item_trylock(
struct xfs_log_item *lip)
{
return XFS_ITEM_PINNED;
}
......@@ -141,13 +143,12 @@ xfs_efi_item_trylock(xfs_efi_log_item_t *efip)
/*
* Efi items have no locking, so just return.
*/
/*ARGSUSED*/
STATIC void
xfs_efi_item_unlock(xfs_efi_log_item_t *efip)
xfs_efi_item_unlock(
struct xfs_log_item *lip)
{
if (efip->efi_item.li_flags & XFS_LI_ABORTED)
xfs_efi_item_free(efip);
return;
if (lip->li_flags & XFS_LI_ABORTED)
xfs_efi_item_free(EFI_ITEM(lip));
}
/*
......@@ -156,9 +157,10 @@ xfs_efi_item_unlock(xfs_efi_log_item_t *efip)
* flag is not paid any attention here. Checking for that is delayed
* until the EFI is unpinned.
*/
/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_efi_item_committed(xfs_efi_log_item_t *efip, xfs_lsn_t lsn)
xfs_efi_item_committed(
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
return lsn;
}
......@@ -168,11 +170,10 @@ xfs_efi_item_committed(xfs_efi_log_item_t *efip, xfs_lsn_t lsn)
* stuck waiting for all of its corresponding efd items to be
* committed to disk.
*/
/*ARGSUSED*/
STATIC void
xfs_efi_item_push(xfs_efi_log_item_t *efip)
xfs_efi_item_push(
struct xfs_log_item *lip)
{
return;
}
/*
......@@ -182,59 +183,55 @@ xfs_efi_item_push(xfs_efi_log_item_t *efip)
* example, for inodes, the inode is locked throughout the extent freeing
* so the dependency should be recorded there.
*/
/*ARGSUSED*/
STATIC void
xfs_efi_item_committing(xfs_efi_log_item_t *efip, xfs_lsn_t lsn)
xfs_efi_item_committing(
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
return;
}
/*
* This is the ops vector shared by all efi log items.
*/
static struct xfs_item_ops xfs_efi_item_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_efi_item_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_efi_item_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_efi_item_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_efi_item_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))xfs_efi_item_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_efi_item_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efi_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_efi_item_push,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efi_item_committing
.iop_size = xfs_efi_item_size,
.iop_format = xfs_efi_item_format,
.iop_pin = xfs_efi_item_pin,
.iop_unpin = xfs_efi_item_unpin,
.iop_trylock = xfs_efi_item_trylock,
.iop_unlock = xfs_efi_item_unlock,
.iop_committed = xfs_efi_item_committed,
.iop_push = xfs_efi_item_push,
.iop_committing = xfs_efi_item_committing
};
/*
* Allocate and initialize an efi item with the given number of extents.
*/
xfs_efi_log_item_t *
xfs_efi_init(xfs_mount_t *mp,
uint nextents)
struct xfs_efi_log_item *
xfs_efi_init(
struct xfs_mount *mp,
uint nextents)
{
xfs_efi_log_item_t *efip;
struct xfs_efi_log_item *efip;
uint size;
ASSERT(nextents > 0);
if (nextents > XFS_EFI_MAX_FAST_EXTENTS) {
size = (uint)(sizeof(xfs_efi_log_item_t) +
((nextents - 1) * sizeof(xfs_extent_t)));
efip = (xfs_efi_log_item_t*)kmem_zalloc(size, KM_SLEEP);
efip = kmem_zalloc(size, KM_SLEEP);
} else {
efip = (xfs_efi_log_item_t*)kmem_zone_zalloc(xfs_efi_zone,
KM_SLEEP);
efip = kmem_zone_zalloc(xfs_efi_zone, KM_SLEEP);
}
xfs_log_item_init(mp, &efip->efi_item, XFS_LI_EFI, &xfs_efi_item_ops);
efip->efi_format.efi_nextents = nextents;
efip->efi_format.efi_id = (__psint_t)(void*)efip;
return (efip);
return efip;
}
/*
......@@ -327,16 +324,18 @@ xfs_efi_release(xfs_efi_log_item_t *efip,
}
}
STATIC void
xfs_efd_item_free(xfs_efd_log_item_t *efdp)
static inline struct xfs_efd_log_item *EFD_ITEM(struct xfs_log_item *lip)
{
int nexts = efdp->efd_format.efd_nextents;
return container_of(lip, struct xfs_efd_log_item, efd_item);
}
if (nexts > XFS_EFD_MAX_FAST_EXTENTS) {
STATIC void
xfs_efd_item_free(struct xfs_efd_log_item *efdp)
{
if (efdp->efd_format.efd_nextents > XFS_EFD_MAX_FAST_EXTENTS)
kmem_free(efdp);
} else {
else
kmem_zone_free(xfs_efd_zone, efdp);
}
}
/*
......@@ -344,9 +343,9 @@ xfs_efd_item_free(xfs_efd_log_item_t *efdp)
* We only need 1 iovec for an efd item. It just logs the efd_log_format
* structure.
*/
/*ARGSUSED*/
STATIC uint
xfs_efd_item_size(xfs_efd_log_item_t *efdp)
xfs_efd_item_size(
struct xfs_log_item *lip)
{
return 1;
}
......@@ -359,10 +358,12 @@ xfs_efd_item_size(xfs_efd_log_item_t *efdp)
* slots in the efd item have been filled.
*/
STATIC void
xfs_efd_item_format(xfs_efd_log_item_t *efdp,
xfs_log_iovec_t *log_vector)
xfs_efd_item_format(
struct xfs_log_item *lip,
struct xfs_log_iovec *log_vector)
{
uint size;
struct xfs_efd_log_item *efdp = EFD_ITEM(lip);
uint size;
ASSERT(efdp->efd_next_extent == efdp->efd_format.efd_nextents);
......@@ -372,41 +373,38 @@ xfs_efd_item_format(xfs_efd_log_item_t *efdp,
size += (efdp->efd_format.efd_nextents - 1) * sizeof(xfs_extent_t);
efdp->efd_format.efd_size = 1;
log_vector->i_addr = (xfs_caddr_t)&(efdp->efd_format);
log_vector->i_addr = (xfs_caddr_t)&efdp->efd_format;
log_vector->i_len = size;
log_vector->i_type = XLOG_REG_TYPE_EFD_FORMAT;
ASSERT(size >= sizeof(xfs_efd_log_format_t));
}
/*
* Pinning has no meaning for an efd item, so just return.
*/
/*ARGSUSED*/
STATIC void
xfs_efd_item_pin(xfs_efd_log_item_t *efdp)
xfs_efd_item_pin(
struct xfs_log_item *lip)
{
return;
}
/*
* Since pinning has no meaning for an efd item, unpinning does
* not either.
*/
/*ARGSUSED*/
STATIC void
xfs_efd_item_unpin(xfs_efd_log_item_t *efdp, int remove)
xfs_efd_item_unpin(
struct xfs_log_item *lip,
int remove)
{
return;
}
/*
* Efd items have no locking, so just return success.
*/
/*ARGSUSED*/
STATIC uint
xfs_efd_item_trylock(xfs_efd_log_item_t *efdp)
xfs_efd_item_trylock(
struct xfs_log_item *lip)
{
return XFS_ITEM_LOCKED;
}
......@@ -415,13 +413,12 @@ xfs_efd_item_trylock(xfs_efd_log_item_t *efdp)
* Efd items have no locking or pushing, so return failure
* so that the caller doesn't bother with us.
*/
/*ARGSUSED*/
STATIC void
xfs_efd_item_unlock(xfs_efd_log_item_t *efdp)
xfs_efd_item_unlock(
struct xfs_log_item *lip)
{
if (efdp->efd_item.li_flags & XFS_LI_ABORTED)
xfs_efd_item_free(efdp);
return;
if (lip->li_flags & XFS_LI_ABORTED)
xfs_efd_item_free(EFD_ITEM(lip));
}
/*
......@@ -431,15 +428,18 @@ xfs_efd_item_unlock(xfs_efd_log_item_t *efdp)
* return -1 to keep the transaction code from further referencing
* this item.
*/
/*ARGSUSED*/
STATIC xfs_lsn_t
xfs_efd_item_committed(xfs_efd_log_item_t *efdp, xfs_lsn_t lsn)
xfs_efd_item_committed(
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
struct xfs_efd_log_item *efdp = EFD_ITEM(lip);
/*
* If we got a log I/O error, it's always the case that the LR with the
* EFI got unpinned and freed before the EFD got aborted.
*/
if ((efdp->efd_item.li_flags & XFS_LI_ABORTED) == 0)
if (!(lip->li_flags & XFS_LI_ABORTED))
xfs_efi_release(efdp->efd_efip, efdp->efd_format.efd_nextents);
xfs_efd_item_free(efdp);
......@@ -450,11 +450,10 @@ xfs_efd_item_committed(xfs_efd_log_item_t *efdp, xfs_lsn_t lsn)
* There isn't much you can do to push on an efd item. It is simply
* stuck waiting for the log to be flushed to disk.
*/
/*ARGSUSED*/
STATIC void
xfs_efd_item_push(xfs_efd_log_item_t *efdp)
xfs_efd_item_push(
struct xfs_log_item *lip)
{
return;
}
/*
......@@ -464,53 +463,48 @@ xfs_efd_item_push(xfs_efd_log_item_t *efdp)
* example, for inodes, the inode is locked throughout the extent freeing
* so the dependency should be recorded there.
*/
/*ARGSUSED*/
STATIC void
xfs_efd_item_committing(xfs_efd_log_item_t *efip, xfs_lsn_t lsn)
xfs_efd_item_committing(
struct xfs_log_item *lip,
xfs_lsn_t lsn)
{
return;
}
/*
* This is the ops vector shared by all efd log items.
*/
static struct xfs_item_ops xfs_efd_item_ops = {
.iop_size = (uint(*)(xfs_log_item_t*))xfs_efd_item_size,
.iop_format = (void(*)(xfs_log_item_t*, xfs_log_iovec_t*))
xfs_efd_item_format,
.iop_pin = (void(*)(xfs_log_item_t*))xfs_efd_item_pin,
.iop_unpin = (void(*)(xfs_log_item_t*, int))xfs_efd_item_unpin,
.iop_trylock = (uint(*)(xfs_log_item_t*))xfs_efd_item_trylock,
.iop_unlock = (void(*)(xfs_log_item_t*))xfs_efd_item_unlock,
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efd_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_efd_item_push,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efd_item_committing
.iop_size = xfs_efd_item_size,
.iop_format = xfs_efd_item_format,
.iop_pin = xfs_efd_item_pin,
.iop_unpin = xfs_efd_item_unpin,
.iop_trylock = xfs_efd_item_trylock,
.iop_unlock = xfs_efd_item_unlock,
.iop_committed = xfs_efd_item_committed,
.iop_push = xfs_efd_item_push,
.iop_committing = xfs_efd_item_committing
};
/*
* Allocate and initialize an efd item with the given number of extents.
*/
xfs_efd_log_item_t *
xfs_efd_init(xfs_mount_t *mp,
xfs_efi_log_item_t *efip,
uint nextents)
struct xfs_efd_log_item *
xfs_efd_init(
struct xfs_mount *mp,
struct xfs_efi_log_item *efip,
uint nextents)
{
xfs_efd_log_item_t *efdp;
struct xfs_efd_log_item *efdp;
uint size;
ASSERT(nextents > 0);
if (nextents > XFS_EFD_MAX_FAST_EXTENTS) {
size = (uint)(sizeof(xfs_efd_log_item_t) +
((nextents - 1) * sizeof(xfs_extent_t)));
efdp = (xfs_efd_log_item_t*)kmem_zalloc(size, KM_SLEEP);
efdp = kmem_zalloc(size, KM_SLEEP);
} else {
efdp = (xfs_efd_log_item_t*)kmem_zone_zalloc(xfs_efd_zone,
KM_SLEEP);
efdp = kmem_zone_zalloc(xfs_efd_zone, KM_SLEEP);
}
xfs_log_item_init(mp, &efdp->efd_item, XFS_LI_EFD, &xfs_efd_item_ops);
......@@ -518,5 +512,5 @@ xfs_efd_init(xfs_mount_t *mp,
efdp->efd_format.efd_nextents = nextents;
efdp->efd_format.efd_efi_id = efip->efi_format.efi_id;
return (efdp);
return efdp;
}
fs/xfs/xfs_inode_item.c
浏览文件 @ 7bfa31d8
......@@ -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);
......
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