/*
- * Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-
#include "xfs.h"
-#include "xfs_macros.h"
+#include "xfs_fs.h"
#include "xfs_types.h"
-#include "xfs_inum.h"
+#include "xfs_bit.h"
#include "xfs_log.h"
+#include "xfs_inum.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
#include "xfs_ag.h"
#include "xfs_dmapi.h"
#include "xfs_mount.h"
#include "xfs_error.h"
-#include "xfs_trans_priv.h"
-#include "xfs_alloc_btree.h"
+#include "xfs_da_btree.h"
#include "xfs_bmap_btree.h"
+#include "xfs_alloc_btree.h"
#include "xfs_ialloc_btree.h"
-#include "xfs_btree.h"
-#include "xfs_ialloc.h"
-#include "xfs_alloc.h"
-#include "xfs_attr_sf.h"
#include "xfs_dir_sf.h"
#include "xfs_dir2_sf.h"
+#include "xfs_attr_sf.h"
#include "xfs_dinode.h"
#include "xfs_inode.h"
+#include "xfs_btree.h"
+#include "xfs_ialloc.h"
+#include "xfs_alloc.h"
#include "xfs_bmap.h"
-#include "xfs_da_btree.h"
#include "xfs_quota.h"
+#include "xfs_trans_priv.h"
#include "xfs_trans_space.h"
xfs_mount_t *mp,
uint type)
{
- vfs_check_frozen(XFS_MTOVFS(mp)->vfs_super, SB_FREEZE_TRANS);
+ fs_check_frozen(XFS_MTOVFS(mp), SB_FREEZE_TRANS);
atomic_inc(&mp->m_active_trans);
return (_xfs_trans_alloc(mp, type));
XFS_LBC_INIT(&(ntp->t_busy));
ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);
-
-#if defined(XLOG_NOLOG) || defined(DEBUG)
- ASSERT(!xlog_debug || tp->t_ticket != NULL);
-#else
ASSERT(tp->t_ticket != NULL);
-#endif
+
ntp->t_flags = XFS_TRANS_PERM_LOG_RES | (tp->t_flags & XFS_TRANS_RESERVE);
ntp->t_ticket = tp->t_ticket;
ntp->t_blk_res = tp->t_blk_res - tp->t_blk_res_used;
error = xfs_log_reserve(tp->t_mountp, logspace, logcount,
&tp->t_ticket,
- XFS_TRANSACTION, log_flags);
+ XFS_TRANSACTION, log_flags, tp->t_type);
if (error) {
goto undo_blocks;
}
}
-/*
- * This is called to set the a callback to be called when the given
- * transaction is committed to disk. The transaction pointer and the
- * argument pointer will be passed to the callback routine.
- *
- * Only one callback can be associated with any single transaction.
- */
-void
-xfs_trans_callback(
- xfs_trans_t *tp,
- xfs_trans_callback_t callback,
- void *arg)
-{
- ASSERT(tp->t_callback == NULL);
- tp->t_callback = callback;
- tp->t_callarg = arg;
-}
-
-
/*
* Record the indicated change to the given field for application
* to the file system's superblock when the transaction commits.
if (tp->t_frextents_delta != 0) {
INT_MOD(sbp->sb_frextents, ARCH_CONVERT, tp->t_frextents_delta);
}
+ if (tp->t_res_frextents_delta != 0) {
+ INT_MOD(sbp->sb_frextents, ARCH_CONVERT, tp->t_res_frextents_delta);
+ }
if (tp->t_dblocks_delta != 0) {
INT_MOD(sbp->sb_dblocks, ARCH_CONVERT, tp->t_dblocks_delta);
whole = 1;
*
* This is done efficiently with a single call to xfs_mod_incore_sb_batch().
*/
-void
+STATIC void
xfs_trans_unreserve_and_mod_sb(
xfs_trans_t *tp)
{
*/
/*ARGSUSED*/
int
-xfs_trans_commit(
+_xfs_trans_commit(
xfs_trans_t *tp,
uint flags,
- xfs_lsn_t *commit_lsn_p)
+ xfs_lsn_t *commit_lsn_p,
+ int *log_flushed)
{
xfs_log_iovec_t *log_vector;
int nvec;
int sync;
#define XFS_TRANS_LOGVEC_COUNT 16
xfs_log_iovec_t log_vector_fast[XFS_TRANS_LOGVEC_COUNT];
-#if defined(XLOG_NOLOG) || defined(DEBUG)
- static xfs_lsn_t trans_lsn = 1;
-#endif
void *commit_iclog;
int shutdown;
*commit_lsn_p = commit_lsn;
return (shutdown);
}
-#if defined(XLOG_NOLOG) || defined(DEBUG)
- ASSERT(!xlog_debug || tp->t_ticket != NULL);
-#else
ASSERT(tp->t_ticket != NULL);
-#endif
/*
* If we need to update the superblock, then do it now.
* by using a vector from the stack when it fits.
*/
nvec = xfs_trans_count_vecs(tp);
-
if (nvec == 0) {
xfs_force_shutdown(mp, XFS_LOG_IO_ERROR);
goto shut_us_down;
- }
-
-
- if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
+ } else if (nvec <= XFS_TRANS_LOGVEC_COUNT) {
log_vector = log_vector_fast;
} else {
log_vector = (xfs_log_iovec_t *)kmem_alloc(nvec *
*/
xfs_trans_fill_vecs(tp, log_vector);
- /*
- * Ignore errors here. xfs_log_done would do the right thing.
- * We need to put the ticket, etc. away.
- */
- error = xfs_log_write(mp, log_vector, nvec, tp->t_ticket,
- &(tp->t_lsn));
+ error = xfs_log_write(mp, log_vector, nvec, tp->t_ticket, &(tp->t_lsn));
-#if defined(XLOG_NOLOG) || defined(DEBUG)
- if (xlog_debug) {
- commit_lsn = xfs_log_done(mp, tp->t_ticket,
- &commit_iclog, log_flags);
- } else {
- commit_lsn = 0;
- tp->t_lsn = trans_lsn++;
- }
-#else
/*
- * This is the regular case. At this point (after the call finishes),
- * the transaction is committed incore and could go out to disk at
- * any time. However, all the items associated with the transaction
- * are still locked and pinned in memory.
+ * The transaction is committed incore here, and can go out to disk
+ * at any time after this call. However, all the items associated
+ * with the transaction are still locked and pinned in memory.
*/
commit_lsn = xfs_log_done(mp, tp->t_ticket, &commit_iclog, log_flags);
-#endif
tp->t_commit_lsn = commit_lsn;
if (nvec > XFS_TRANS_LOGVEC_COUNT) {
tp->t_logcb.cb_func = (void(*)(void*, int))xfs_trans_committed;
tp->t_logcb.cb_arg = tp;
- /* We need to pass the iclog buffer which was used for the
+ /*
+ * We need to pass the iclog buffer which was used for the
* transaction commit record into this function, and attach
* the callback to it. The callback must be attached before
* the items are unlocked to avoid racing with other threads
* waiting for an item to unlock.
*/
- error = xfs_log_notify(mp, commit_iclog, &(tp->t_logcb));
+ shutdown = xfs_log_notify(mp, commit_iclog, &(tp->t_logcb));
- /* mark this thread as no longer being in a transaction */
- PFLAGS_RESTORE_FSTRANS(&tp->t_pflags);
+ /*
+ * Mark this thread as no longer being in a transaction
+ */
+ PFLAGS_RESTORE_FSTRANS(&tp->t_pflags);
/*
* Once all the items of the transaction have been copied
*/
xfs_trans_unlock_items(tp, commit_lsn);
+ /*
+ * If we detected a log error earlier, finish committing
+ * the transaction now (unpin log items, etc).
+ *
+ * Order is critical here, to avoid using the transaction
+ * pointer after its been freed (by xfs_trans_committed
+ * either here now, or as a callback). We cannot do this
+ * step inside xfs_log_notify as was done earlier because
+ * of this issue.
+ */
+ if (shutdown)
+ xfs_trans_committed(tp, XFS_LI_ABORTED);
+
/*
* Now that the xfs_trans_committed callback has been attached,
* and the items are released we can finally allow the iclog to
* log out now and wait for it.
*/
if (sync) {
- if (!error)
- error = xfs_log_force(mp, commit_lsn,
- XFS_LOG_FORCE | XFS_LOG_SYNC);
+ if (!error) {
+ error = _xfs_log_force(mp, commit_lsn,
+ XFS_LOG_FORCE | XFS_LOG_SYNC,
+ log_flushed);
+ }
XFS_STATS_INC(xs_trans_sync);
} else {
XFS_STATS_INC(xs_trans_async);
tp->t_header.th_num_items = nitems;
log_vector->i_addr = (xfs_caddr_t)&tp->t_header;
log_vector->i_len = sizeof(xfs_trans_header_t);
+ XLOG_VEC_SET_TYPE(log_vector, XLOG_REG_TYPE_TRANSHDR);
}
xfs_log_item_t *lip;
int i;
#endif
+ xfs_mount_t *mp = tp->t_mountp;
/*
* See if the caller is being too lazy to figure out if
* filesystem. This happens in paths where we detect
* corruption and decide to give up.
*/
- if ((tp->t_flags & XFS_TRANS_DIRTY) &&
- !XFS_FORCED_SHUTDOWN(tp->t_mountp))
- xfs_force_shutdown(tp->t_mountp, XFS_CORRUPT_INCORE);
+ if ((tp->t_flags & XFS_TRANS_DIRTY) && !XFS_FORCED_SHUTDOWN(mp)) {
+ XFS_ERROR_REPORT("xfs_trans_cancel", XFS_ERRLEVEL_LOW, mp);
+ xfs_force_shutdown(mp, XFS_CORRUPT_INCORE);
+ }
#ifdef DEBUG
if (!(flags & XFS_TRANS_ABORT)) {
licp = &(tp->t_items);
}
lip = lidp->lid_item;
- if (!XFS_FORCED_SHUTDOWN(tp->t_mountp))
+ if (!XFS_FORCED_SHUTDOWN(mp))
ASSERT(!(lip->li_type == XFS_LI_EFD));
}
licp = licp->lic_next;
}
#endif
xfs_trans_unreserve_and_mod_sb(tp);
- XFS_TRANS_UNRESERVE_AND_MOD_DQUOTS(tp->t_mountp, tp);
+ XFS_TRANS_UNRESERVE_AND_MOD_DQUOTS(mp, tp);
if (tp->t_ticket) {
if (flags & XFS_TRANS_RELEASE_LOG_RES) {
} else {
log_flags = 0;
}
- xfs_log_done(tp->t_mountp, tp->t_ticket, NULL, log_flags);
+ xfs_log_done(mp, tp->t_ticket, NULL, log_flags);
}
/* mark this thread as no longer being in a transaction */
if (aborted)
lip->li_flags |= XFS_LI_ABORTED;
- if (lidp->lid_flags & XFS_LID_SYNC_UNLOCK) {
- IOP_UNLOCK(lip);
- }
-
/*
* Send in the ABORTED flag to the COMMITTED routine
* so that it knows whether the transaction was aborted