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[Qemu-devel] [PATCH v6 07/12] VMDK: move 'static' cid_update flag to bs
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH v6 07/12] VMDK: move 'static' cid_update flag to bs field |
Date: |
Fri, 1 Jul 2011 12:55:37 +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 0a09890..8783629 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;
@@ -873,7 +874,6 @@ 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) {
@@ -920,9 +920,9 @@ 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;
- Re: [Qemu-devel] [PATCH v6 01/12] VMDK: introduce VmdkExtent, (continued)
- [Qemu-devel] [PATCH v6 05/12] VMDK: add field BDRVVmdkState.desc_offset, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 06/12] VMDK: flush multiple extents, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 07/12] VMDK: move 'static' cid_update flag to bs field,
Fam Zheng <=
- [Qemu-devel] [PATCH v6 08/12] VMDK: change get_cluster_offset return type, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 09/12] VMDK: open/read/write for monolithicFlat image, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 10/12] VMDK: create different subformats, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 11/12] VMDK: fix coding style, Fam Zheng, 2011/07/01
- [Qemu-devel] [PATCH v6 12/12] block: add bdrv_get_allocated_file_size() operation, Fam Zheng, 2011/07/01
- Re: [Qemu-devel] [PATCH v6 00/12] Adding VMDK monolithic flat support, Stefan Hajnoczi, 2011/07/01