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[Qemu-devel] [PATCH v3 07/12] VMDK: move 'static' cid_update flag to bs
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH v3 07/12] VMDK: move 'static' cid_update flag to bs field |
Date: |
Mon, 27 Jun 2011 11:48:33 +0800 |
Cid_update is the flag for updating CID on first write after opening the
image. This should be per image open rather than per program life cycle,
so change it from static var of vmdk_write to a field in BDRVVmdkState.
Signed-off-by: Fam Zheng <address@hidden>
---
block/vmdk.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/block/vmdk.c b/block/vmdk.c
index 37239b5..9d627f3 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -82,6 +82,7 @@ typedef struct VmdkExtent {
typedef struct BDRVVmdkState {
int desc_offset;
+ bool cid_updated;
int num_extents;
uint32_t parent_cid;
VmdkExtent *extents;
@@ -867,7 +868,6 @@ static int vmdk_write(BlockDriverState *bs, int64_t
sector_num,
int n;
int64_t index_in_cluster;
uint64_t cluster_offset;
- static int cid_update = 0;
VmdkMetaData m_data;
if (sector_num > bs->total_sectors) {
@@ -914,9 +914,9 @@ static int vmdk_write(BlockDriverState *bs, int64_t
sector_num,
buf += n * 512;
// update CID on the first write every time the virtual disk is opened
- if (!cid_update) {
+ if (!s->cid_updated) {
vmdk_write_cid(bs, time(NULL));
- cid_update++;
+ s->cid_updated = true;
}
}
return 0;
- [Qemu-devel] [PATCH v3 00/12] Adding VMDK monolithic flat support, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 05/12] VMDK: add field BDRVVmdkState.desc_offset, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 04/12] VMDK: separate vmdk_open by format version, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 07/12] VMDK: move 'static' cid_update flag to bs field,
Fam Zheng <=
- [Qemu-devel] [PATCH v3 06/12] VMDK: flush multiple extents, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 08/12] VMDK: change get_cluster_offset return type, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 10/12] VMDK: create different subformats, Fam Zheng, 2011/06/26
- [Qemu-devel] [PATCH v3 09/12] VMDK: open/read/write for monolithicFlat image, Fam Zheng, 2011/06/26
[Qemu-devel] [PATCH v3 11/12] VMDK: fix coding style, Fam Zheng, 2011/06/26
[Qemu-devel] [PATCH v3 12/12] BlockDriver: add bdrv_get_allocated_file_size() operation, Fam Zheng, 2011/06/26