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[PULL,15/17] vmdk: Create streamOptimized as version 3

Message ID 1453307106-28330-16-git-send-email-kwolf@redhat.com
State New
Headers show

Commit Message

Kevin Wolf Jan. 20, 2016, 4:25 p.m. UTC 
From: Fam Zheng <famz@redhat.com>

VMware products accept only version 3 for streamOptimized, let's bump
the version.

Reported-by: Radoslav Gerganov <rgerganov@vmware.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/vmdk.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/block/vmdk.c b/block/vmdk.c
index 6b8596c..698679d 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1663,7 +1663,13 @@  static int vmdk_create_extent(const char *filename, int64_t filesize,
     }
     magic = cpu_to_be32(VMDK4_MAGIC);
     memset(&header, 0, sizeof(header));
-    header.version = zeroed_grain ? 2 : 1;
+    if (compress) {
+        header.version = 3;
+    } else if (zeroed_grain) {
+        header.version = 2;
+    } else {
+        header.version = 1;
+    }
     header.flags = VMDK4_FLAG_RGD | VMDK4_FLAG_NL_DETECT
                    | (compress ? VMDK4_FLAG_COMPRESS | VMDK4_FLAG_MARKER : 0)
                    | (zeroed_grain ? VMDK4_FLAG_ZERO_GRAIN : 0);