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[Qemu-block] [PATCH] vmdk: Support version=3 in VMDK descriptor files
From: |
Sam Eiderman |
Subject: |
[Qemu-block] [PATCH] vmdk: Support version=3 in VMDK descriptor files |
Date: |
Thu, 14 Mar 2019 16:14:37 +0200 |
Commit 509d39aa22909c0ed1aabf896865f19c81fb38a1 added support for read
only VMDKs of version 3.
This commit fixes the probe function to correctly handle descriptors of
version 3.
This commit has two effects:
1. We no longer need to supply '-f vmdk' when pointing to descriptor
files of version 3 in qemu/qemu-img command line arguments.
2. This fixes the scenario where a VMDK points to a parent version 3
descriptor file which is being probed as "raw" instead of "vmdk".
Reviewed-by: Arbel Moshe <address@hidden>
Reviewed-by: Mark Kanda <address@hidden>
Signed-off-by: Shmuel Eiderman <address@hidden>
---
block/vmdk.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/block/vmdk.c b/block/vmdk.c
index d8c0c50390..8dec6ef767 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -195,13 +195,15 @@ static int vmdk_probe(const uint8_t *buf, int buf_size,
const char *filename)
}
if (end - p >= strlen("version=X\n")) {
if (strncmp("version=1\n", p, strlen("version=1\n")) == 0 ||
- strncmp("version=2\n", p, strlen("version=2\n")) == 0) {
+ strncmp("version=2\n", p, strlen("version=2\n")) == 0 ||
+ strncmp("version=3\n", p, strlen("version=3\n")) == 0) {
return 100;
}
}
if (end - p >= strlen("version=X\r\n")) {
if (strncmp("version=1\r\n", p, strlen("version=1\r\n")) == 0
||
- strncmp("version=2\r\n", p, strlen("version=2\r\n")) == 0)
{
+ strncmp("version=2\r\n", p, strlen("version=2\r\n")) == 0
||
+ strncmp("version=3\r\n", p, strlen("version=3\r\n")) == 0)
{
return 100;
}
}
--
2.13.3
- [Qemu-block] [PATCH] vmdk: Support version=3 in VMDK descriptor files,
Sam Eiderman <=