From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:58097) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UhzfX-0004TD-KW for qemu-devel@nongnu.org; Thu, 30 May 2013 06:01:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UhzfT-0007bg-0M for qemu-devel@nongnu.org; Thu, 30 May 2013 06:01:15 -0400 Received: from mail-gg0-x22a.google.com ([2607:f8b0:4002:c02::22a]:52066) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UhzfS-0007ba-TY for qemu-devel@nongnu.org; Thu, 30 May 2013 06:01:10 -0400 Received: by mail-gg0-f170.google.com with SMTP id s5so5454ggc.1 for ; Thu, 30 May 2013 03:01:10 -0700 (PDT) Sender: Dong Xu Wang From: Dongxu Wang Date: Thu, 30 May 2013 18:00:23 +0800 Message-Id: <1369908025-9556-7-git-send-email-wdongxu@linux.vnet.ibm.com> In-Reply-To: <1369908025-9556-1-git-send-email-wdongxu@linux.vnet.ibm.com> References: <1369908025-9556-1-git-send-email-wdongxu@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH V19 6/8] add debug event for add-cow List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, Dong Xu Wang , wdongxu@cn.ibm.com, stefanha@redhat.com From: Dong Xu Wang Signed-off-by: Dong Xu Wang Signed-off-by: Dongxu Wang --- block/blkdebug.c | 3 +++ block/block-cache.c | 4 ++-- include/block/block.h | 3 +++ 3 files changed, 8 insertions(+), 2 deletions(-) diff --git a/block/blkdebug.c b/block/blkdebug.c index 71f99e4..2bd6a53 100644 --- a/block/blkdebug.c +++ b/block/blkdebug.c @@ -182,6 +182,9 @@ static const char *event_names[BLKDBG_EVENT_MAX] = { [BLKDBG_CLUSTER_ALLOC] = "cluster_alloc", [BLKDBG_CLUSTER_ALLOC_BYTES] = "cluster_alloc_bytes", [BLKDBG_CLUSTER_FREE] = "cluster_free", + + [BLKDBG_ADDCOW_READ] = "add_cow_read", + [BLKDBG_ADDCOW_WRITE] = "add_cow_write", }; static int get_event_by_name(const char *name, BlkDebugEvent *event) diff --git a/block/block-cache.c b/block/block-cache.c index f5d75d1..454269c 100644 --- a/block/block-cache.c +++ b/block/block-cache.c @@ -125,7 +125,7 @@ static int block_cache_entry_flush(BlockDriverState *bs, BlockCache *c, int i) } else if (c->table_type == BLOCK_TABLE_L2) { BLKDBG_EVENT(bs->file, BLKDBG_L2_UPDATE); } else if (c->table_type == BLOCK_TABLE_BITMAP) { - BLKDBG_EVENT(bs->file, BLKDBG_COW_WRITE); + BLKDBG_EVENT(bs->file, BLKDBG_ADDCOW_WRITE); } ret = bdrv_pwrite(bs->file, c->entries[i].offset, @@ -260,7 +260,7 @@ static int block_cache_do_get(BlockDriverState *bs, BlockCache *c, if (c->table_type == BLOCK_TABLE_L2) { BLKDBG_EVENT(bs->file, BLKDBG_L2_LOAD); } else if (c->table_type == BLOCK_TABLE_BITMAP) { - BLKDBG_EVENT(bs->file, BLKDBG_COW_READ); + BLKDBG_EVENT(bs->file, BLKDBG_ADDCOW_READ); } ret = bdrv_pread(bs->file, offset, c->entries[i].table, diff --git a/include/block/block.h b/include/block/block.h index 2989da6..3573e3e 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -451,6 +451,9 @@ typedef enum { BLKDBG_CLUSTER_ALLOC_BYTES, BLKDBG_CLUSTER_FREE, + BLKDBG_ADDCOW_READ, + BLKDBG_ADDCOW_WRITE, + BLKDBG_EVENT_MAX, } BlkDebugEvent; -- 1.7.11.7