[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH V19 6/8] add debug event for add-cow
From: |
Dongxu Wang |
Subject: |
[Qemu-devel] [PATCH V19 6/8] add debug event for add-cow |
Date: |
Thu, 30 May 2013 18:00:23 +0800 |
From: Dong Xu Wang <address@hidden>
Signed-off-by: Dong Xu Wang <address@hidden>
Signed-off-by: Dongxu Wang <address@hidden>
---
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
- [Qemu-devel] [PATCH V19 0/8] add-cow file format, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 1/8] V18: docs: document for add-cow file format, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 2/8] make path_has_protocol non static, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 3/8] qed_read_string to bdrv_read_string, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 5/8] Make block-cache.c be common interface, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 4/8] rename qcow2-cache.c to block-cache.c, Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 6/8] add debug event for add-cow,
Dongxu Wang <=
- [Qemu-devel] [PATCH V19 7/8] add-cow file format core code., Dongxu Wang, 2013/05/30
- [Qemu-devel] [PATCH V19 8/8] qemu-iotests: add add-cow iotests support, Dongxu Wang, 2013/05/30