cryptospore / rpms / qemu-kvm

Forked from rpms/qemu-kvm 2 years ago
Clone
218e99
From abce415a153d6bdf7068e812e3847ba559d33081 Mon Sep 17 00:00:00 2001
218e99
From: Fam Zheng <famz@redhat.com>
218e99
Date: Mon, 19 Aug 2013 18:54:26 +0800
218e99
Subject: [PATCH 11/13] vmdk: fix L1 and L2 table size in vmdk3 open
218e99
218e99
Message-id: <1377573001-27070-12-git-send-email-famz@redhat.com>
218e99
Patchwork-id: 53791
218e99
O-Subject: [RHEL-7 qemu-kvm PATCH 11/13] vmdk: fix L1 and L2 table size in vmdk3
218e99
        open
218e99
Bugzilla: 995866
218e99
RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
218e99
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
218e99
RH-Acked-by: Kevin Wolf <kwolf@redhat.com>
218e99
218e99
VMDK3 header has the field l1dir_size, but vmdk_open_vmdk3 hardcoded the
218e99
value. This patch honors the header field.
218e99
218e99
And the L2 table size is 4096 according to VMDK spec[1], instead of
218e99
1 << 9 (512).
218e99
218e99
[1]:
218e99
http://www.vmware.com/support/developer/vddk/vmdk_50_technote.pdf?src=vmdk
218e99
218e99
Signed-off-by: Fam Zheng <famz@redhat.com>
218e99
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
218e99
(cherry picked from commit f6b61e54bdd5b9ef46837c15547e1819b3bb4f37)
218e99
Signed-off-by: Fam Zheng <famz@redhat.com>
218e99
---
218e99
 block/vmdk.c |   16 ++++++++--------
218e99
 1 files changed, 8 insertions(+), 8 deletions(-)
218e99
218e99
diff --git a/block/vmdk.c b/block/vmdk.c
218e99
index 4388038..4997da4 100644
218e99
--- a/block/vmdk.c
218e99
+++ b/block/vmdk.c
218e99
@@ -494,14 +494,14 @@ static int vmdk_open_vmdk3(BlockDriverState *bs,
218e99
     if (ret < 0) {
218e99
         return ret;
218e99
     }
218e99
-
218e99
-    ret = vmdk_add_extent(bs,
218e99
-                             bs->file, false,
218e99
-                             le32_to_cpu(header.disk_sectors),
218e99
-                             le32_to_cpu(header.l1dir_offset) << 9,
218e99
-                             0, 1 << 6, 1 << 9,
218e99
-                             le32_to_cpu(header.granularity),
218e99
-                             &extent);
218e99
+    ret = vmdk_add_extent(bs, file, false,
218e99
+                          le32_to_cpu(header.disk_sectors),
218e99
+                          le32_to_cpu(header.l1dir_offset) << 9,
218e99
+                          0,
218e99
+                          le32_to_cpu(header.l1dir_size),
218e99
+                          4096,
218e99
+                          le32_to_cpu(header.granularity),
218e99
+                          &extent);
218e99
     if (ret < 0) {
218e99
         return ret;
218e99
     }
218e99
-- 
218e99
1.7.1
218e99