diff options
| -rw-r--r-- | fs/xfs/xfs_log.h | 1 | ||||
| -rw-r--r-- | fs/xfs/xfs_log_cil.c | 16 |
2 files changed, 12 insertions, 5 deletions
diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h index e7bf3c780cb4..2728886c2963 100644 --- a/fs/xfs/xfs_log.h +++ b/fs/xfs/xfs_log.h @@ -10,6 +10,7 @@ struct xfs_cil_ctx; struct xfs_log_vec { struct list_head lv_list; /* CIL lv chain ptrs */ + uint32_t lv_order_id; /* chain ordering info */ int lv_niovecs; /* number of iovecs in lv */ struct xfs_log_iovec *lv_iovecp; /* iovec array */ struct xfs_log_item *lv_item; /* owner */ diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c index 0e69e855d710..8bb251d2b4d3 100644 --- a/fs/xfs/xfs_log_cil.c +++ b/fs/xfs/xfs_log_cil.c @@ -1095,10 +1095,10 @@ xlog_cil_order_cmp( const struct list_head *a, const struct list_head *b) { - struct xfs_log_item *l1 = container_of(a, struct xfs_log_item, li_cil); - struct xfs_log_item *l2 = container_of(b, struct xfs_log_item, li_cil); + struct xfs_log_vec *l1 = container_of(a, struct xfs_log_vec, lv_list); + struct xfs_log_vec *l2 = container_of(b, struct xfs_log_vec, lv_list); - return l1->li_order_id > l2->li_order_id; + return l1->lv_order_id > l2->lv_order_id; } /* @@ -1117,8 +1117,6 @@ xlog_cil_build_lv_chain( uint32_t *num_iovecs, uint32_t *num_bytes) { - list_sort(NULL, &ctx->log_items, xlog_cil_order_cmp); - while (!list_empty(&ctx->log_items)) { struct xfs_log_item *item; struct xfs_log_vec *lv; @@ -1133,6 +1131,7 @@ xlog_cil_build_lv_chain( } lv = item->li_lv; + lv->lv_order_id = item->li_order_id; /* we don't write ordered log vectors */ if (lv->lv_buf_len != XFS_LOG_VEC_ORDERED) @@ -1293,6 +1292,13 @@ xlog_cil_push_work( up_write(&cil->xc_ctx_lock); /* + * Sort the log vector chain before we add the transaction headers. + * This ensures we always have the transaction headers at the start + * of the chain. + */ + list_sort(NULL, &ctx->lv_chain, xlog_cil_order_cmp); + + /* * Build a checkpoint transaction header and write it to the log to * begin the transaction. We need to account for the space used by the * transaction header here as it is not accounted for in xlog_write(). |