diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/Makefile | 1 | ||||
| -rw-r--r-- | fs/xfs/linux-2.6/xfs_super.c | 11 | ||||
| -rw-r--r-- | fs/xfs/quota/xfs_trans_dquot.c | 25 | ||||
| -rw-r--r-- | fs/xfs/xfs_bmap.c | 45 | ||||
| -rw-r--r-- | fs/xfs/xfs_buf_item.c | 5 | ||||
| -rw-r--r-- | fs/xfs/xfs_extfree_item.c | 8 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans.c | 200 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans.h | 105 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_buf.c | 64 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_extfree.c | 22 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_inode.c | 9 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_item.c | 440 | ||||
| -rw-r--r-- | fs/xfs/xfs_trans_priv.h | 18 |
13 files changed, 194 insertions, 759 deletions
diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile index a5239b1..0dce969 100644 --- a/fs/xfs/Makefile +++ b/fs/xfs/Makefile @@ -87,7 +87,6 @@ xfs-y += xfs_alloc.o \ xfs_trans_buf.o \ xfs_trans_extfree.o \ xfs_trans_inode.o \ - xfs_trans_item.o \ xfs_utils.o \ xfs_vnodeops.o \ xfs_rw.o diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c index 5593066..4b90e4b 100644 --- a/fs/xfs/linux-2.6/xfs_super.c +++ b/fs/xfs/linux-2.6/xfs_super.c @@ -1703,6 +1703,12 @@ xfs_init_zones(void) if (!xfs_trans_zone) goto out_destroy_ifork_zone; + xfs_log_item_desc_zone = + kmem_zone_init(sizeof(struct xfs_log_item_desc), + "xfs_log_item_desc"); + if (!xfs_log_item_desc_zone) + goto out_destroy_trans_zone; + /* * The size of the zone allocated buf log item is the maximum * size possible under XFS. This wastes a little bit of memory, @@ -1712,7 +1718,7 @@ xfs_init_zones(void) (((XFS_MAX_BLOCKSIZE / XFS_BLF_CHUNK) / NBWORD) * sizeof(int))), "xfs_buf_item"); if (!xfs_buf_item_zone) - goto out_destroy_trans_zone; + goto out_destroy_log_item_desc_zone; xfs_efd_zone = kmem_zone_init((sizeof(xfs_efd_log_item_t) + ((XFS_EFD_MAX_FAST_EXTENTS - 1) * @@ -1749,6 +1755,8 @@ xfs_init_zones(void) kmem_zone_destroy(xfs_efd_zone); out_destroy_buf_item_zone: kmem_zone_destroy(xfs_buf_item_zone); + out_destroy_log_item_desc_zone: + kmem_zone_destroy(xfs_log_item_desc_zone); out_destroy_trans_zone: kmem_zone_destroy(xfs_trans_zone); out_destroy_ifork_zone: @@ -1779,6 +1787,7 @@ xfs_destroy_zones(void) kmem_zone_destroy(xfs_efi_zone); kmem_zone_destroy(xfs_efd_zone); kmem_zone_destroy(xfs_buf_item_zone); + kmem_zone_destroy(xfs_log_item_desc_zone); kmem_zone_destroy(xfs_trans_zone); kmem_zone_destroy(xfs_ifork_zone); kmem_zone_destroy(xfs_dabuf_zone); diff --git a/fs/xfs/quota/xfs_trans_dquot.c b/fs/xfs/quota/xfs_trans_dquot.c index 08f5604..7de91d1 100644 --- a/fs/xfs/quota/xfs_trans_dquot.c +++ b/fs/xfs/quota/xfs_trans_dquot.c @@ -49,16 +49,14 @@ xfs_trans_dqjoin( xfs_trans_t *tp, xfs_dquot_t *dqp) { - xfs_dq_logitem_t *lp = &dqp->q_logitem; - ASSERT(dqp->q_transp != tp); ASSERT(XFS_DQ_IS_LOCKED(dqp)); - ASSERT(lp->qli_dquot == dqp); + ASSERT(dqp->q_logitem.qli_dquot == dqp); /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t*)(lp)); + xfs_trans_add_item(tp, &dqp->q_logitem.qli_item); /* * Initialize i_transp so we can later determine if this dquot is @@ -83,16 +81,11 @@ xfs_trans_log_dquot( xfs_trans_t *tp, xfs_dquot_t *dqp) { - xfs_log_item_desc_t *lidp; - ASSERT(dqp->q_transp == tp); ASSERT(XFS_DQ_IS_LOCKED(dqp)); - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)(&dqp->q_logitem)); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + dqp->q_logitem.qli_item.li_desc->lid_flags |= XFS_LID_DIRTY; } /* @@ -864,9 +857,8 @@ xfs_trans_get_qoff_item( /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t*)q); - - return (q); + xfs_trans_add_item(tp, &q->qql_item); + return q; } @@ -880,13 +872,8 @@ xfs_trans_log_quotaoff_item( xfs_trans_t *tp, xfs_qoff_logitem_t *qlp) { - xfs_log_item_desc_t *lidp; - - lidp = xfs_trans_find_item(tp, (xfs_log_item_t *)qlp); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + qlp->qql_item.li_desc->lid_flags |= XFS_LID_DIRTY; } STATIC void diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c index ed4e3ae..ff8675b 100644 --- a/fs/xfs/xfs_bmap.c +++ b/fs/xfs/xfs_bmap.c @@ -5857,43 +5857,18 @@ xfs_bmap_get_bp( bp = NULL; if (!bp) { /* Chase down all the log items to see if the bp is there */ - xfs_log_item_chunk_t *licp; - xfs_trans_t *tp; - - tp = cur->bc_tp; - licp = &tp->t_items; - while (!bp && licp != NULL) { - if (xfs_lic_are_all_free(licp)) { - licp = licp->lic_next; - continue; - } - for (i = 0; i < licp->lic_unused; i++) { - xfs_log_item_desc_t *lidp; - xfs_log_item_t *lip; - xfs_buf_log_item_t *bip; - xfs_buf_t *lbp; - - if (xfs_lic_isfree(licp, i)) { - continue; - } - - lidp = xfs_lic_slot(licp, i); - lip = lidp->lid_item; - if (lip->li_type != XFS_LI_BUF) - continue; - - bip = (xfs_buf_log_item_t *)lip; - lbp = bip->bli_buf; - - if (XFS_BUF_ADDR(lbp) == bno) { - bp = lbp; - break; /* Found it */ - } - } - licp = licp->lic_next; + struct xfs_log_item_desc *lidp; + struct xfs_buf_log_item *bip; + + list_for_each_entry(lidp, &cur->bc_tp->t_items, lid_trans) { + bip = (struct xfs_buf_log_item *)lidp->lid_item; + if (bip->bli_item.li_type == XFS_LI_BUF && + XFS_BUF_ADDR(bip->bli_buf) == bno) + return bip->bli_buf; } } - return(bp); + + return bp; } STATIC void diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c index 91ad92e..711f69a 100644 --- a/fs/xfs/xfs_buf_item.c +++ b/fs/xfs/xfs_buf_item.c @@ -460,13 +460,10 @@ xfs_buf_item_unpin_remove( * occurs later in the xfs_trans_uncommit() will try to * reference the buffer which we no longer have a hold on. */ - struct xfs_log_item_desc *lidp; - ASSERT(XFS_BUF_VALUSEMA(bip->bli_buf) <= 0); trace_xfs_buf_item_unpin_stale(bip); - lidp = xfs_trans_find_item(tp, (xfs_log_item_t *)bip); - xfs_trans_free_item(tp, lidp); + xfs_trans_del_item(&bip->bli_item); /* * Since the transaction no longer refers to the buffer, the diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c index 1023b1f..8d0e543 100644 --- a/fs/xfs/xfs_extfree_item.c +++ b/fs/xfs/xfs_extfree_item.c @@ -131,18 +131,18 @@ STATIC void xfs_efi_item_unpin_remove(xfs_efi_log_item_t *efip, xfs_trans_t *tp) { struct xfs_ail *ailp = efip->efi_item.li_ailp; - xfs_log_item_desc_t *lidp; spin_lock(&ailp->xa_lock); if (efip->efi_flags & XFS_EFI_CANCELED) { + struct xfs_log_item *lip = &efip->efi_item; + /* * free the xaction descriptor pointing to this item */ - lidp = xfs_trans_find_item(tp, (xfs_log_item_t *) efip); - xfs_trans_free_item(tp, lidp); + xfs_trans_del_item(lip); /* xfs_trans_ail_delete() drops the AIL lock. */ - xfs_trans_ail_delete(ailp, (xfs_log_item_t *)efip); + xfs_trans_ail_delete(ailp, lip); xfs_efi_item_free(efip); } else { efip->efi_flags |= XFS_EFI_COMMITTED; diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c index 57c53f7..9c41efc 100644 --- a/fs/xfs/xfs_trans.c +++ b/fs/xfs/xfs_trans.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc. + * Copyright (C) 2010 Red Hat, Inc. * All Rights Reserved. * * This program is free software; you can redistribute it and/or @@ -43,6 +44,7 @@ #include "xfs_trace.h" kmem_zone_t *xfs_trans_zone; +kmem_zone_t *xfs_log_item_desc_zone; /* @@ -593,8 +595,7 @@ _xfs_trans_alloc( tp->t_magic = XFS_TRANS_MAGIC; tp->t_type = type; tp->t_mountp = mp; - tp->t_items_free = XFS_LIC_NUM_SLOTS; - xfs_lic_init(&(tp->t_items)); + INIT_LIST_HEAD(&tp->t_items); INIT_LIST_HEAD(&tp->t_busy); return tp; } @@ -639,8 +640,7 @@ xfs_trans_dup( ntp->t_magic = XFS_TRANS_MAGIC; ntp->t_type = tp->t_type; ntp->t_mountp = tp->t_mountp; - ntp->t_items_free = XFS_LIC_NUM_SLOTS; - xfs_lic_init(&(ntp->t_items)); + INIT_LIST_HEAD(&ntp->t_items); INIT_LIST_HEAD(&ntp->t_busy); ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES); @@ -1120,6 +1120,108 @@ xfs_trans_unreserve_and_mod_sb( } /* + * Add the given log item to the transaction's list of log items. + * + * The log item will now point to its new descriptor with its li_desc field. + */ +void +xfs_trans_add_item( + struct xfs_trans *tp, + struct xfs_log_item *lip) +{ + struct xfs_log_item_desc *lidp; + + ASSERT(lip->li_mountp = tp->t_mountp); + ASSERT(lip->li_ailp = tp->t_mountp->m_ail); + + lidp = kmem_zone_zalloc(xfs_log_item_desc_zone, KM_SLEEP); + + lidp->lid_item = lip; + lidp->lid_flags = 0; + lidp->lid_size = 0; + list_add_tail(&lidp->lid_trans, &tp->t_items); + + lip->li_desc = lidp; +} + +STATIC void +xfs_trans_free_item_desc( + struct xfs_log_item_desc *lidp) +{ + list_del_init(&lidp->lid_trans); + kmem_zone_free(xfs_log_item_desc_zone, lidp); +} + +/* + * Unlink and free the given descriptor. + */ +void +xfs_trans_del_item( + struct xfs_log_item *lip) +{ + xfs_trans_free_item_desc(lip->li_desc); + lip->li_desc = NULL; +} + +/* + * Unlock all of the items of a transaction and free all the descriptors + * of that transaction. + */ +STATIC void +xfs_trans_free_items( + struct xfs_trans *tp, + xfs_lsn_t commit_lsn, + int flags) +{ + struct xfs_log_item_desc *lidp, *next; + + list_for_each_entry_safe(lidp, next, &tp->t_items, lid_trans) { + struct xfs_log_item *lip = lidp->lid_item; + + lip->li_desc = NULL; + + if (commit_lsn != NULLCOMMITLSN) + IOP_COMMITTING(lip, commit_lsn); + if (flags & XFS_TRANS_ABORT) + lip->li_flags |= XFS_LI_ABORTED; + IOP_UNLOCK(lip); + + xfs_trans_free_item_desc(lidp); + } +} + +/* + * Unlock the items associated with a transaction. + * + * Items which were not logged should be freed. Those which were logged must + * still be tracked so they can be unpinned when the transaction commits. + */ +STATIC void +xfs_trans_unlock_items( + struct xfs_trans *tp, + xfs_lsn_t commit_lsn) +{ + struct xfs_log_item_desc *lidp, *next; + + list_for_each_entry_safe(lidp, next, &tp->t_items, lid_trans) { + struct xfs_log_item *lip = lidp->lid_item; + + lip->li_desc = NULL; + + if (commit_lsn != NULLCOMMITLSN) + IOP_COMMITTING(lip, commit_lsn); + IOP_UNLOCK(lip); + + /* + * Free the descriptor if the item is not dirty + * within this transaction. + */ + if (!(lidp->lid_flags & XFS_LID_DIRTY)) + xfs_trans_free_item_desc(lidp); + } +} + +/* * Total up the number of log iovecs needed to commit this * transaction. The transaction itself needs one for the * transaction header. Ask each dirty item in turn how many @@ -1130,30 +1232,27 @@ xfs_trans_count_vecs( struct xfs_trans *tp) { int nvecs; - xfs_log_item_desc_t *lidp; + struct xfs_log_item_desc *lidp; nvecs = 1; - lidp = xfs_trans_first_item(tp); - ASSERT(lidp != NULL); /* In the non-debug case we need to start bailing out if we * didn't find a log_item here, return zero and let trans_commit * deal with it. */ - if (lidp == NULL) + if (list_empty(&tp->t_items)) { + ASSERT(0); return 0; + } - while (lidp != NULL) { + list_for_each_entry(lidp, &tp->t_items, lid_trans) { /* * Skip items which aren't dirty in this transaction. */ - if (!(lidp->lid_flags & XFS_LID_DIRTY)) { - lidp = xfs_trans_next_item(tp, lidp); + if (!(lidp->lid_flags & XFS_LID_DIRTY)) continue; - } lidp->lid_size = IOP_SIZE(lidp->lid_item); nvecs += lidp->lid_size; - lidp = xfs_trans_next_item(tp, lidp); } return nvecs; @@ -1173,7 +1272,7 @@ xfs_trans_fill_vecs( struct xfs_trans *tp, struct xfs_log_iovec *log_vector) { - xfs_log_item_desc_t *lidp; + struct xfs_log_item_desc *lidp; struct xfs_log_iovec *vecp; uint nitems; @@ -1184,14 +1283,11 @@ xfs_trans_fill_vecs( vecp = log_vector + 1; nitems = 0; - lidp = xfs_trans_first_item(tp); - ASSERT(lidp); - while (lidp) { + ASSERT(!list_empty(&tp->t_items)); + list_for_each_entry(lidp, &tp->t_items, lid_trans) { /* Skip items which aren't dirty in this transaction. */ - if (!(lidp->lid_flags & XFS_LID_DIRTY)) { - lidp = xfs_trans_next_item(tp, lidp); + if (!(lidp->lid_flags & XFS_LID_DIRTY)) continue; - } /* * The item may be marked dirty but not log anything. This can @@ -1202,7 +1298,6 @@ xfs_trans_fill_vecs( IOP_FORMAT(lidp->lid_item, vecp); vecp += lidp->lid_size; IOP_PIN(lidp->lid_item); - lidp = xfs_trans_next_item(tp, lidp); } /* @@ -1297,24 +1392,15 @@ xfs_trans_committed( struct xfs_trans *tp, int abortflag) { - xfs_log_item_desc_t *lidp; - xfs_log_item_chunk_t *licp; - xfs_log_item_chunk_t *next_licp; + struct xfs_log_item_desc *lidp, *next; /* Call the transaction's completion callback if there is one. */ if (tp->t_callback != NULL) tp->t_callback(tp, tp->t_callarg); - for (lidp = xfs_trans_first_item(tp); - lidp != NULL; - lidp = xfs_trans_next_item(tp, lidp)) { + list_for_each_entry_safe(lidp, next, &tp->t_items, lid_trans) { xfs_trans_item_committed(lidp->lid_item, tp->t_lsn, abortflag); - } - - /* free the item chunks, ignoring the embedded chunk */ - for (licp = tp->t_items.lic_next; licp != NULL; licp = next_licp) { - next_licp = licp->lic_next; - kmem_free(licp); + xfs_trans_free_item_desc(lidp); } xfs_trans_free(tp); @@ -1329,11 +1415,9 @@ xfs_trans_uncommit( struct xfs_trans *tp, uint flags) { - xfs_log_item_desc_t *lidp; + struct xfs_log_item_desc *lidp; - for (lidp = xfs_trans_first_item(tp); - lidp != NULL; - lidp = xfs_trans_next_item(tp, lidp)) { + list_for_each_entry(lidp, &tp->t_items, lid_trans) { /* * Unpin all but those that aren't dirty. */ @@ -1504,33 +1588,28 @@ STATIC struct xfs_log_vec * xfs_trans_alloc_log_vecs( xfs_trans_t *tp) { - xfs_log_item_desc_t *lidp; + struct xfs_log_item_desc *lidp; struct xfs_log_vec *lv = NULL; struct xfs_log_vec *ret_lv = NULL; - lidp = xfs_trans_first_item(tp); /* Bail out if we didn't find a log item. */ - if (!lidp) { + if (list_empty(&tp->t_items)) { ASSERT(0); return NULL; } - while (lidp != NULL) { + list_for_each_entry(lidp, &tp->t_items, lid_trans) { struct xfs_log_vec *new_lv; /* Skip items which aren't dirty in this transaction. */ - if (!(lidp->lid_flags & XFS_LID_DIRTY)) { - lidp = xfs_trans_next_item(tp, lidp); + if (!(lidp->lid_flags & XFS_LID_DIRTY)) continue; - } /* Skip items that do not have any vectors for writing */ lidp->lid_size = IOP_SIZE(lidp->lid_item); - if (!lidp->lid_size) { - lidp = xfs_trans_next_item(tp, lidp); + if (!lidp->lid_size) continue; - } new_lv = kmem_zalloc(sizeof(*new_lv) + lidp->lid_size * sizeof(struct xfs_log_iovec), @@ -1545,7 +1624,6 @@ xfs_trans_alloc_log_vecs( else lv->lv_next = new_lv; lv = new_lv; - lidp = xfs_trans_next_item(tp, lidp); } return ret_lv; @@ -1704,12 +1782,6 @@ xfs_trans_cancel( int flags) { int log_flags; -#ifdef DEBUG - xfs_log_item_chunk_t *licp; - xfs_log_item_desc_t *lidp; - xfs_log_item_t *lip; - int i; -#endif xfs_mount_t *mp = tp->t_mountp; /* @@ -1728,21 +1800,11 @@ xfs_trans_cancel( xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE); } #ifdef DEBUG - if (!(flags & XFS_TRANS_ABORT)) { - licp = &(tp->t_items); - while (licp != NULL) { - lidp = licp->lic_descs; - for (i = 0; i < licp->lic_unused; i++, lidp++) { - if (xfs_lic_isfree(licp, i)) { - continue; - } - - lip = lidp->lid_item; - if (!XFS_FORCED_SHUTDOWN(mp)) - ASSERT(!(lip->li_type == XFS_LI_EFD)); - } - licp = licp->lic_next; - } + if (!(flags & XFS_TRANS_ABORT) && !XFS_FORCED_SHUTDOWN(mp)) { + struct xfs_log_item_desc *lidp; + + list_for_each_entry(lidp, &tp->t_items, lid_trans) + ASSERT(!(lidp->lid_item->li_type == XFS_LI_EFD)); } #endif xfs_trans_unreserve_and_mod_sb(tp); diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h index e639e8e..0c903eb 100644 --- a/fs/xfs/xfs_trans.h +++ b/fs/xfs/xfs_trans.h @@ -161,105 +161,14 @@ typedef struct xfs_trans_header { * the amount of space needed to log the item it describes * once we get to commit processing (see xfs_trans_commit()). */ -typedef struct xfs_log_item_desc { +struct xfs_log_item_desc { struct xfs_log_item *lid_item; - ushort lid_size; - unsigned char lid_flags; - unsigned char lid_index; -} xfs_log_item_desc_t; + ushort lid_size; + unsigned char lid_flags; + struct list_head lid_trans; +}; #define XFS_LID_DIRTY 0x1 -#define XFS_LID_PINNED 0x2 - -/* - * This structure is used to maintain a chunk list of log_item_desc - * structures. The free field is a bitmask indicating which descriptors - * in this chunk's array are free. The unused field is the first value - * not used since this chunk was allocated. - */ -#define XFS_LIC_NUM_SLOTS 15 -typedef struct xfs_log_item_chunk { - struct xfs_log_item_chunk *lic_next; - ushort lic_free; - ushort lic_unused; - xfs_log_item_desc_t lic_descs[XFS_LIC_NUM_SLOTS]; -} xfs_log_item_chunk_t; - -#define XFS_LIC_MAX_SLOT (XFS_LIC_NUM_SLOTS - 1) -#define XFS_LIC_FREEMASK ((1 << XFS_LIC_NUM_SLOTS) - 1) - - -/* - * Initialize the given chunk. Set the chunk's free descriptor mask - * to indicate that all descriptors are free. The caller gets to set - * lic_unused to the right value (0 matches all free). The - * lic_descs.lid_index values are set up as each desc is allocated. - */ -static inline void xfs_lic_init(xfs_log_item_chunk_t *cp) -{ - cp->lic_free = XFS_LIC_FREEMASK; -} - -static inline void xfs_lic_init_slot(xfs_log_item_chunk_t *cp, int slot) -{ - cp->lic_descs[slot].lid_index = (unsigned char)(slot); -} - -static inline int xfs_lic_vacancy(xfs_log_item_chunk_t *cp) -{ - return cp->lic_free & XFS_LIC_FREEMASK; -} - -static inline void xfs_lic_all_free(xfs_log_item_chunk_t *cp) -{ - cp->lic_free = XFS_LIC_FREEMASK; -} - -static inline int xfs_lic_are_all_free(xfs_log_item_chunk_t *cp) -{ - return ((cp->lic_free & XFS_LIC_FREEMASK) == XFS_LIC_FREEMASK); -} - -static inline int xfs_lic_isfree(xfs_log_item_chunk_t *cp, int slot) -{ - return (cp->lic_free & (1 << slot)); -} - -static inline void xfs_lic_claim(xfs_log_item_chunk_t *cp, int slot) -{ - cp->lic_free &= ~(1 << slot); -} - -static inline void xfs_lic_relse(xfs_log_item_chunk_t *cp, int slot) -{ - cp->lic_free |= 1 << slot; -} - -static inline xfs_log_item_desc_t * -xfs_lic_slot(xfs_log_item_chunk_t *cp, int slot) -{ - return &(cp->lic_descs[slot]); -} - -static inline int xfs_lic_desc_to_slot(xfs_log_item_desc_t *dp) -{ - return (uint)dp->lid_index; -} - -/* - * Calculate the address of a chunk given a descriptor pointer: - * dp - dp->lid_index give the address of the start of the lic_descs array. - * From this we subtract the offset of the lic_descs field in a chunk. - * All of this yields the address of the chunk, which is - * cast to a chunk pointer. - */ -static inline xfs_log_item_chunk_t * -xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp) -{ - return (xfs_log_item_chunk_t*) \ - (((xfs_caddr_t)((dp) - (dp)->lid_index)) - \ - (xfs_caddr_t)(((xfs_log_item_chunk_t*)0)->lic_descs)); -} #define XFS_TRANS_MAGIC 0x5452414E /* 'TRAN' */ /* @@ -516,8 +425,7 @@ typedef struct xfs_trans { int64_t t_rblocks_delta;/* superblock rblocks change */ int64_t t_rextents_delta;/* superblocks rextents chg */ int64_t t_rextslog_delta;/* superblocks rextslog chg */ - unsigned int t_items_free; /* log item descs free */ - xfs_log_item_chunk_t t_items; /* first log item desc chunk */ + struct list_head t_items; /* log item descriptors */ xfs_trans_header_t t_header; /* header for in-log trans */ struct list_head t_busy; /* list of busy extents */ unsigned long t_pflags; /* saved process flags state */ @@ -595,6 +503,7 @@ int xfs_trans_ail_init(struct xfs_mount *); void xfs_trans_ail_destroy(struct xfs_mount *); extern kmem_zone_t *xfs_trans_zone; +extern kmem_zone_t *xfs_log_item_desc_zone; #endif /* __KERNEL__ */ diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c index d1d08aa..74a1c33 100644 --- a/fs/xfs/xfs_trans_buf.c +++ b/fs/xfs/xfs_trans_buf.c @@ -47,36 +47,17 @@ xfs_trans_buf_item_match( xfs_daddr_t blkno, int len) { - xfs_log_item_chunk_t *licp; - xfs_log_item_desc_t *lidp; - xfs_buf_log_item_t *blip; - int i; + struct xfs_log_item_desc *lidp; + struct xfs_buf_log_item *blip; len = BBTOB(len); - for (licp = &tp->t_items; licp != NULL; licp = licp->lic_next) { - if (xfs_lic_are_all_free(licp)) { - ASSERT(licp == &tp->t_items); - ASSERT(licp->lic_next == NULL); - return NULL; - } - - for (i = 0; i < licp->lic_unused; i++) { - /* - * Skip unoccupied slots. - */ - if (xfs_lic_isfree(licp, i)) - continue; - - lidp = xfs_lic_slot(licp, i); - blip = (xfs_buf_log_item_t *)lidp->lid_item; - if (blip->bli_item.li_type != XFS_LI_BUF) - continue; - - if (XFS_BUF_TARGET(blip->bli_buf) == target && - XFS_BUF_ADDR(blip->bli_buf) == blkno && - XFS_BUF_COUNT(blip->bli_buf) == len) - return blip->bli_buf; - } + list_for_each_entry(lidp, &tp->t_items, lid_trans) { + blip = (struct xfs_buf_log_item *)lidp->lid_item; + if (blip->bli_item.li_type == XFS_LI_BUF && + XFS_BUF_TARGET(blip->bli_buf) == target && + XFS_BUF_ADDR(blip->bli_buf) == blkno && + XFS_BUF_COUNT(blip->bli_buf) == len) + return blip->bli_buf; } return NULL; @@ -123,7 +104,7 @@ _xfs_trans_bjoin( /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t *)bip); + xfs_trans_add_item(tp, &bip->bli_item); /* * Initialize b_fsprivate2 so we can find it with incore_match() @@ -479,7 +460,6 @@ xfs_trans_brelse(xfs_trans_t *tp, { xfs_buf_log_item_t *bip; xfs_log_item_t *lip; - xfs_log_item_desc_t *lidp; /* * Default to a normal brelse() call if the tp is NULL. @@ -510,13 +490,6 @@ xfs_trans_brelse(xfs_trans_t *tp, ASSERT(!(bip->bli_format.blf_flags & XFS_BLF_CANCEL)); ASSERT(atomic_read(&bip->bli_refcount) > 0); - /* - * Find the item descriptor pointing to this buffer's - * log item. It must be there. - */ - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)bip); - ASSERT(lidp != NULL); - trace_xfs_trans_brelse(bip); /* @@ -532,7 +505,7 @@ xfs_trans_brelse(xfs_trans_t *tp, * If the buffer is dirty within this transaction, we can't * release it until we commit. */ - if (lidp->lid_flags & XFS_LID_DIRTY) + if (bip->bli_item.li_desc->lid_flags & XFS_LID_DIRTY) return; /* @@ -549,7 +522,7 @@ xfs_trans_brelse(xfs_trans_t *tp, /* * Free up the log item descriptor tracking the released item. */ - xfs_trans_free_item(tp, lidp); + xfs_trans_del_item(&bip->bli_item); /* * Clear the hold flag in the buf log item if it is set. @@ -661,7 +634,6 @@ xfs_trans_log_buf(xfs_trans_t *tp, uint last) { xfs_buf_log_item_t *bip; - xfs_log_item_desc_t *lidp; ASSERT(XFS_BUF_ISBUSY(bp)); ASSERT(XFS_BUF_FSPRIVATE2(bp, xfs_trans_t *) == tp); @@ -703,11 +675,8 @@ xfs_trans_log_buf(xfs_trans_t *tp, bip->bli_format.blf_flags &= ~XFS_BLF_CANCEL; } - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)bip); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + bip->bli_item.li_desc->lid_flags |= XFS_LID_DIRTY; bip->bli_flags |= XFS_BLI_LOGGED; xfs_buf_item_log(bip, first, last); } @@ -736,7 +705,6 @@ xfs_trans_binval( xfs_trans_t *tp, xfs_buf_t *bp) { - xfs_log_item_desc_t *lidp; xfs_buf_log_item_t *bip; ASSERT(XFS_BUF_ISBUSY(bp)); @@ -744,8 +712,6 @@ xfs_trans_binval( ASSERT(XFS_BUF_FSPRIVATE(bp, void *) != NULL); bip = XFS_BUF_FSPRIVATE(bp, xfs_buf_log_item_t *); - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)bip); - ASSERT(lidp != NULL); ASSERT(atomic_read(&bip->bli_refcount) > 0); trace_xfs_trans_binval(bip); @@ -760,7 +726,7 @@ xfs_trans_binval( ASSERT(!(bip->bli_flags & (XFS_BLI_LOGGED | XFS_BLI_DIRTY))); ASSERT(!(bip->bli_format.blf_flags & XFS_BLF_INODE_BUF)); ASSERT(bip->bli_format.blf_flags & XFS_BLF_CANCEL); - ASSERT(lidp->lid_flags & XFS_LID_DIRTY); + ASSERT(bip->bli_item.li_desc->lid_flags & XFS_LID_DIRTY); ASSERT(tp->t_flags & XFS_TRANS_DIRTY); return; } @@ -793,7 +759,7 @@ xfs_trans_binval( bip->bli_format.blf_flags |= XFS_BLF_CANCEL; memset((char *)(bip->bli_format.blf_data_map), 0, (bip->bli_format.blf_map_size * sizeof(uint))); - lidp->lid_flags |= XFS_LID_DIRTY; + bip->bli_item.li_desc->lid_flags |= XFS_LID_DIRTY; tp->t_flags |= XFS_TRANS_DIRTY; } diff --git a/fs/xfs/xfs_trans_extfree.c b/fs/xfs/xfs_trans_extfree.c index dfb6a0f..f783d5e 100644 --- a/fs/xfs/xfs_trans_extfree.c +++ b/fs/xfs/xfs_trans_extfree.c @@ -48,9 +48,8 @@ xfs_trans_get_efi(xfs_trans_t *tp, /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t*)efip); - - return (efip); + xfs_trans_add_item(tp, &efip->efi_item); + return efip; } /* @@ -64,15 +63,11 @@ xfs_trans_log_efi_extent(xfs_trans_t *tp, xfs_fsblock_t start_block, xfs_extlen_t ext_len) { - xfs_log_item_desc_t *lidp; uint next_extent; xfs_extent_t *extp; - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)efip); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + efip->efi_item.li_desc->lid_flags |= XFS_LID_DIRTY; next_extent = efip->efi_next_extent; ASSERT(next_extent < efip->efi_format.efi_nextents); @@ -105,9 +100,8 @@ xfs_trans_get_efd(xfs_trans_t *tp, /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t*)efdp); - - return (efdp); + xfs_trans_add_item(tp, &efdp->efd_item); + return efdp; } /* @@ -121,15 +115,11 @@ xfs_trans_log_efd_extent(xfs_trans_t *tp, xfs_fsblock_t start_block, xfs_extlen_t ext_len) { - xfs_log_item_desc_t *lidp; uint next_extent; xfs_extent_t *extp; - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)efdp); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + efdp->efd_item.li_desc->lid_flags |= XFS_LID_DIRTY; next_extent = efdp->efd_next_extent; ASSERT(next_extent < efdp->efd_format.efd_nextents); diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c index 04cc08a..865eeb6 100644 --- a/fs/xfs/xfs_trans_inode.c +++ b/fs/xfs/xfs_trans_inode.c @@ -88,7 +88,7 @@ xfs_trans_ijoin( /* * Get a log_item_desc to point at the new item. */ - (void) xfs_trans_add_item(tp, (xfs_log_item_t*)(iip)); + xfs_trans_add_item(tp, &iip->ili_item); xfs_trans_inode_broot_debug(ip); @@ -144,17 +144,12 @@ xfs_trans_log_inode( xfs_inode_t *ip, uint flags) { - xfs_log_item_desc_t *lidp; - ASSERT(ip->i_transp == tp); ASSERT(ip->i_itemp != NULL); ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL)); - lidp = xfs_trans_find_item(tp, (xfs_log_item_t*)(ip->i_itemp)); - ASSERT(lidp != NULL); - tp->t_flags |= XFS_TRANS_DIRTY; - lidp->lid_flags |= XFS_LID_DIRTY; + ip->i_itemp->ili_item.li_desc->lid_flags |= XFS_LID_DIRTY; /* * Always OR in the bits from the ili_last_fields field. diff --git a/fs/xfs/xfs_trans_item.c b/fs/xfs/xfs_trans_item.c deleted file mode 100644 index 55035a7..0000000 --- a/fs/xfs/xfs_trans_item.c +++ /dev/null @@ -1,440 +0,0 @@ -/* - * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. - * All Rights Reserved. - * - * 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. See the - * GNU General Public License for more details. - * - * 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_fs.h" -#include "xfs_types.h" -#include "xfs_log.h" -#include "xfs_inum.h" -#include "xfs_trans.h" -#include "xfs_trans_priv.h" -/* XXX: from here down needed until struct xfs_trans has its own ailp */ -#include "xfs_bit.h" -#include "xfs_buf_item.h" -#include "xfs_sb.h" -#include "xfs_ag.h" -#include "xfs_dir2.h" -#include "xfs_mount.h" - -STATIC int xfs_trans_unlock_chunk(xfs_log_item_chunk_t *, - int, int, xfs_lsn_t); - -/* - * This is called to add the given log item to the transaction's - * list of log items. It must find a free log item descriptor - * or allocate a new one and add the item to that descriptor. - * The function returns a pointer to item descriptor used to point - * to the new item. The log item will now point to its new descriptor - * with its li_desc field. - */ -xfs_log_item_desc_t * -xfs_trans_add_item(xfs_trans_t *tp, xfs_log_item_t *lip) -{ - xfs_log_item_desc_t *lidp; - xfs_log_item_chunk_t *licp; - int i=0; - - /* - * If there are no free descriptors, allocate a new chunk - * of them and put it at the front of the chunk list. - */ - if (tp->t_items_free == 0) { - licp = (xfs_log_item_chunk_t*) - kmem_alloc(sizeof(xfs_log_item_chunk_t), KM_SLEEP); - ASSERT(licp != NULL); - /* - * Initialize the chunk, and then - * claim the first slot in the newly allocated chunk. - */ - xfs_lic_init(licp); - xfs_lic_claim(licp, 0); - licp->lic_unused = 1; - xfs_lic_init_slot(licp, 0); - lidp = xfs_lic_slot(licp, 0); - - /* - * Link in the new chunk and update the free count. - */ - licp->lic_next = tp->t_items.lic_next; - tp->t_items.lic_next = licp; - tp->t_items_free = XFS_LIC_NUM_SLOTS - 1; - - /* - * Initialize the descriptor and the generic portion - * of the log item. - * - * Point the new slot at this item and return it. - * Also point the log item at its currently active - * descriptor and set the item's mount pointer. - */ - lidp->lid_item = lip; - lidp->lid_flags = 0; - lidp->lid_size = 0; - lip->li_desc = lidp; - lip->li_mountp = tp->t_mountp; - lip->li_ailp = tp->t_mountp->m_ail; - return lidp; - } - - /* - * Find the free descriptor. It is somewhere in the chunklist - * of descriptors. - */ - licp = &tp->t_items; - while (licp != NULL) { - if (xfs_lic_vacancy(licp)) { - if (licp->lic_unused <= XFS_LIC_MAX_SLOT) { - i = licp->lic_unused; - ASSERT(xfs_lic_isfree(licp, i)); - break; - } - for (i = 0; i <= XFS_LIC_MAX_SLOT; i++) { - if (xfs_lic_isfree(licp, i)) - break; - } - ASSERT(i <= XFS_LIC_MAX_SLOT); - break; - } - licp = licp->lic_next; - } - ASSERT(licp != NULL); - /* - * If we find a free descriptor, claim it, - * initialize it, and return it. - */ - xfs_lic_claim(licp, i); - if (licp->lic_unused <= i) { - licp->lic_unused = i + 1; - xfs_lic_init_slot(licp, i); - } - lidp = xfs_lic_slot(licp, i); - tp->t_items_free--; - lidp->lid_item = lip; - lidp->lid_flags = 0; - lidp->lid_size = 0; - lip->li_desc = lidp; - lip->li_mountp = tp->t_mountp; - lip->li_ailp = tp->t_mountp->m_ail; - return lidp; -} - -/* - * Free the given descriptor. - * - * This requires setting the bit in the chunk's free mask corresponding - * to the given slot. - */ -void -xfs_trans_free_item(xfs_trans_t *tp, xfs_log_item_desc_t *lidp) -{ - uint slot; - xfs_log_item_chunk_t *licp; - xfs_log_item_chunk_t **licpp; - - slot = xfs_lic_desc_to_slot(lidp); - licp = xfs_lic_desc_to_chunk(lidp); - xfs_lic_relse(licp, slot); - lidp->lid_item->li_desc = NULL; - tp->t_items_free++; - - /* - * If there are no more used items in the chunk and this is not - * the chunk embedded in the transaction structure, then free - * the chunk. First pull it from the chunk list and then - * free it back to the heap. We didn't bother with a doubly - * linked list here because the lists should be very short - * and this is not a performance path. It's better to save - * the memory of the extra pointer. - * - * Also decrement the transaction structure's count of free items - * by the number in a chunk since we are freeing an empty chunk. - */ - if (xfs_lic_are_all_free(licp) && (licp != &(tp->t_items))) { - licpp = &(tp->t_items.lic_next); - while (*licpp != licp) { - ASSERT(*licpp != NULL); - licpp = &((*licpp)->lic_next); - } - *licpp = licp->lic_next; - kmem_free(licp); - tp->t_items_free -= XFS_LIC_NUM_SLOTS; - } -} - -/* - * This is called to find the descriptor corresponding to the given - * log item. It returns a pointer to the descriptor. - * The log item MUST have a corresponding descriptor in the given - * transaction. This routine does not return NULL, it panics. - * - * The descriptor pointer is kept in the log item's li_desc field. - * Just return it. - */ -/*ARGSUSED*/ -xfs_log_item_desc_t * -xfs_trans_find_item(xfs_trans_t *tp, xfs_log_item_t *lip) -{ - ASSERT(lip->li_desc != NULL); - - return lip->li_desc; -} - - -/* - * Return a pointer to the first descriptor in the chunk list. - * This does not return NULL if there are none, it panics. - * - * The first descriptor must be in either the first or second chunk. - * This is because the only chunk allowed to be empty is the first. - * All others are freed when they become empty. - * - * At some point this and xfs_trans_next_item() should be optimized - * to quickly look at the mask to determine if there is anything to - * look at. - */ -xfs_log_item_desc_t * -xfs_trans_first_item(xfs_trans_t *tp) -{ - xfs_log_item_chunk_t *licp; - int i; - - licp = &tp->t_items; - /* - * If it's not in the first chunk, skip to the second. - */ - if (xfs_lic_are_all_free(licp)) { - licp = licp->lic_next; - } - - /* - * Return the first non-free descriptor in the chunk. - */ - ASSERT(!xfs_lic_are_all_free(licp)); - for (i = 0; i < licp->lic_unused; i++) { - if (xfs_lic_isfree(licp, i)) { - continue; - } - - return xfs_lic_slot(licp, i); - } - cmn_err(CE_WARN, "xfs_trans_first_item() -- no first item"); - return NULL; -} - - -/* - * Given a descriptor, return the next descriptor in the chunk list. - * This returns NULL if there are no more used descriptors in the list. - * - * We do this by first locating the chunk in which the descriptor resides, - * and then scanning forward in the chunk and the list for the next - * used descriptor. - */ -/*ARGSUSED*/ -xfs_log_item_desc_t * -xfs_trans_next_item(xfs_trans_t *tp, xfs_log_item_desc_t *lidp) -{ - xfs_log_item_chunk_t *licp; - int i; - - licp = xfs_lic_desc_to_chunk(lidp); - - /* - * First search the rest of the chunk. The for loop keeps us - * from referencing things beyond the end of the chunk. - */ - for (i = (int)xfs_lic_desc_to_slot(lidp) + 1; i < licp->lic_unused; i++) { - if (xfs_lic_isfree(licp, i)) { - continue; - } - - return xfs_lic_slot(licp, i); - } - - /* - * Now search the next chunk. It must be there, because the - * next chunk would have been freed if it were empty. - * If there is no next chunk, return NULL. - */ - if (licp->lic_next == NULL) { - return NULL; - } - - licp = licp->lic_next; - ASSERT(!xfs_lic_are_all_free(licp)); - for (i = 0; i < licp->lic_unused; i++) { - if (xfs_lic_isfree(licp, i)) { - continue; - } - - return xfs_lic_slot(licp, i); - } - ASSERT(0); - /* NOTREACHED */ - return NULL; /* keep gcc quite */ -} - -/* - * This is called to unlock all of the items of a transaction and to free - * all the descriptors of that transaction. - * - * It walks the list of descriptors and unlocks each item. It frees - * each chunk except that embedded in the transaction as it goes along. - */ -void -xfs_trans_free_items( - xfs_trans_t *tp, - xfs_lsn_t commit_lsn, - int flags) -{ - xfs_log_item_chunk_t *licp; - xfs_log_item_chunk_t *next_licp; - int abort; - - abort = flags & XFS_TRANS_ABORT; - licp = &tp->t_items; - /* - * Special case the embedded chunk so we don't free it below. - */ - if (!xfs_lic_are_all_free(licp)) { - (void) xfs_trans_unlock_chunk(licp, 1, abort, commit_lsn); - xfs_lic_all_free(licp); - licp->lic_unused = 0; - } - licp = licp->lic_next; - - /* - * Unlock each item in each chunk and free the chunks. - */ - while (licp != NULL) { - ASSERT(!xfs_lic_are_all_free(licp)); - (void) xfs_trans_unlock_chunk(licp, 1, abort, commit_lsn); - next_licp = licp->lic_next; - kmem_free(licp); - licp = next_licp; - } - - /* - * Reset the transaction structure's free item count. - */ - tp->t_items_free = XFS_LIC_NUM_SLOTS; - tp->t_items.lic_next = NULL; -} - - - -/* - * This is called to unlock the items associated with a transaction. - * Items which were not logged should be freed. - * Those which were logged must still be tracked so they can be unpinned - * when the transaction commits. - */ -void -xfs_trans_unlock_items(xfs_trans_t *tp, xfs_lsn_t commit_lsn) -{ - xfs_log_item_chunk_t *licp; - xfs_log_item_chunk_t *next_licp; - xfs_log_item_chunk_t **licpp; - int freed; - - freed = 0; - licp = &tp->t_items; - - /* - * Special case the embedded chunk so we don't free. - */ - if (!xfs_lic_are_all_free(licp)) { - freed = xfs_trans_unlock_chunk(licp, 0, 0, commit_lsn); - } - licpp = &(tp->t_items.lic_next); - licp = licp->lic_next; - - /* - * Unlock each item in each chunk, free non-dirty descriptors, - * and free empty chunks. - */ - while (licp != NULL) { - ASSERT(!xfs_lic_are_all_free(licp)); - freed += xfs_trans_unlock_chunk(licp, 0, 0, commit_lsn); - next_licp = licp->lic_next; - if (xfs_lic_are_all_free(licp)) { - *licpp = next_licp; - kmem_free(licp); - freed -= XFS_LIC_NUM_SLOTS; - } else { - licpp = &(licp->lic_next); - } - ASSERT(*licpp == next_licp); - licp = next_licp; - } - - /* - * Fix the free descriptor count in the transaction. - */ - tp->t_items_free += freed; -} - -/* - * Unlock each item pointed to by a descriptor in the given chunk. - * Stamp the commit lsn into each item if necessary. - * Free descriptors pointing to items which are not dirty if freeing_chunk - * is zero. If freeing_chunk is non-zero, then we need to unlock all - * items in the chunk. - * - * Return the number of descriptors freed. - */ -STATIC int -xfs_trans_unlock_chunk( - xfs_log_item_chunk_t *licp, - int freeing_chunk, - int abort, - xfs_lsn_t commit_lsn) -{ - xfs_log_item_desc_t *lidp; - xfs_log_item_t *lip; - int i; - int freed; - - freed = 0; - lidp = licp->lic_descs; - for (i = 0; i < licp->lic_unused; i++, lidp++) { - if (xfs_lic_isfree(licp, i)) { - continue; - } - lip = lidp->lid_item; - lip->li_desc = NULL; - - if (commit_lsn != NULLCOMMITLSN) - IOP_COMMITTING(lip, commit_lsn); - if (abort) - lip->li_flags |= XFS_LI_ABORTED; - IOP_UNLOCK(lip); - - /* - * Free the descriptor if the item is not dirty - * within this transaction and the caller is not - * going to just free the entire thing regardless. - */ - if (!(freeing_chunk) && - (!(lidp->lid_flags & XFS_LID_DIRTY) || abort)) { - xfs_lic_relse(licp, i); - freed++; - } - } - - return freed; -} diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h index c6e4f2c8..e2d93d8 100644 --- a/fs/xfs/xfs_trans_priv.h +++ b/fs/xfs/xfs_trans_priv.h @@ -23,22 +23,8 @@ struct xfs_log_item_desc; struct xfs_mount; struct xfs_trans; -/* - * From xfs_trans_item.c - */ -struct xfs_log_item_desc *xfs_trans_add_item(struct xfs_trans *, - struct xfs_log_item *); -void xfs_trans_free_item(struct xfs_trans *, - struct xfs_log_item_desc *); -struct xfs_log_item_desc *xfs_trans_find_item(struct xfs_trans *, - struct xfs_log_item *); -struct xfs_log_item_desc *xfs_trans_first_item(struct xfs_trans *); -struct xfs_log_item_desc *xfs_trans_next_item(struct xfs_trans *, - struct xfs_log_item_desc *); - -void xfs_trans_unlock_items(struct xfs_trans *tp, xfs_lsn_t commit_lsn); -void xfs_trans_free_items(struct xfs_trans *tp, xfs_lsn_t commit_lsn, - int flags); +void xfs_trans_add_item(struct xfs_trans *, struct xfs_log_item *); +void xfs_trans_del_item(struct xfs_log_item *); void xfs_trans_item_committed(struct xfs_log_item *lip, xfs_lsn_t commit_lsn, int aborted); |
