diff options
Diffstat (limited to 'fs/xfs/xfs_trans_item.c')
-rw-r--r-- | fs/xfs/xfs_trans_item.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/fs/xfs/xfs_trans_item.c b/fs/xfs/xfs_trans_item.c index eb3fc57f9eef..2937a1e53318 100644 --- a/fs/xfs/xfs_trans_item.c +++ b/fs/xfs/xfs_trans_item.c @@ -438,112 +438,3 @@ xfs_trans_unlock_chunk( return freed; } - - -/* - * This is called to add the given busy item to the transaction's - * list of busy items. It must find a free busy item descriptor - * or allocate a new one and add the item to that descriptor. - * The function returns a pointer to busy descriptor used to point - * to the new busy entry. The log busy entry will now point to its new - * descriptor with its ???? field. - */ -xfs_log_busy_slot_t * -xfs_trans_add_busy(xfs_trans_t *tp, xfs_agnumber_t ag, xfs_extlen_t idx) -{ - xfs_log_busy_chunk_t *lbcp; - xfs_log_busy_slot_t *lbsp; - 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_busy_free == 0) { - lbcp = (xfs_log_busy_chunk_t*) - kmem_alloc(sizeof(xfs_log_busy_chunk_t), KM_SLEEP); - ASSERT(lbcp != NULL); - /* - * Initialize the chunk, and then - * claim the first slot in the newly allocated chunk. - */ - XFS_LBC_INIT(lbcp); - XFS_LBC_CLAIM(lbcp, 0); - lbcp->lbc_unused = 1; - lbsp = XFS_LBC_SLOT(lbcp, 0); - - /* - * Link in the new chunk and update the free count. - */ - lbcp->lbc_next = tp->t_busy.lbc_next; - tp->t_busy.lbc_next = lbcp; - tp->t_busy_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. - */ - lbsp->lbc_ag = ag; - lbsp->lbc_idx = idx; - return lbsp; - } - - /* - * Find the free descriptor. It is somewhere in the chunklist - * of descriptors. - */ - lbcp = &tp->t_busy; - while (lbcp != NULL) { - if (XFS_LBC_VACANCY(lbcp)) { - if (lbcp->lbc_unused <= XFS_LBC_MAX_SLOT) { - i = lbcp->lbc_unused; - break; - } else { - /* out-of-order vacancy */ - cmn_err(CE_DEBUG, "OOO vacancy lbcp 0x%p\n", lbcp); - ASSERT(0); - } - } - lbcp = lbcp->lbc_next; - } - ASSERT(lbcp != NULL); - /* - * If we find a free descriptor, claim it, - * initialize it, and return it. - */ - XFS_LBC_CLAIM(lbcp, i); - if (lbcp->lbc_unused <= i) { - lbcp->lbc_unused = i + 1; - } - lbsp = XFS_LBC_SLOT(lbcp, i); - tp->t_busy_free--; - lbsp->lbc_ag = ag; - lbsp->lbc_idx = idx; - return lbsp; -} - - -/* - * xfs_trans_free_busy - * Free all of the busy lists from a transaction - */ -void -xfs_trans_free_busy(xfs_trans_t *tp) -{ - xfs_log_busy_chunk_t *lbcp; - xfs_log_busy_chunk_t *lbcq; - - lbcp = tp->t_busy.lbc_next; - while (lbcp != NULL) { - lbcq = lbcp->lbc_next; - kmem_free(lbcp); - lbcp = lbcq; - } - - XFS_LBC_INIT(&tp->t_busy); - tp->t_busy.lbc_unused = 0; -} |