[Xen-changelog] [qemu-upstream-unstable] iscsi: do not assume device is zero initialized

[patchbot@xxxxxxx]

commit f807ecd5741325fe0d281199ff22cdda0acb6a7a
Author: Peter Lieven <pl@xxxxxxxxx>
Date:   Sat Nov 17 16:20:28 2012 +0100

    iscsi: do not assume device is zero initialized
    
    Without any complex checks we can't assume that an
    iscsi target is initialized to zero.
    
    Signed-off-by: Peter Lieven <pl@xxxxxxx>
    Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
 block/iscsi.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/block/iscsi.c b/block/iscsi.c
index 01340e1..c0b70b3 100644
--- a/block/iscsi.c
+++ b/block/iscsi.c
@@ -951,6 +951,11 @@ static void iscsi_close(BlockDriverState *bs)
     memset(iscsilun, 0, sizeof(IscsiLun));
 }
 
+static int iscsi_has_zero_init(BlockDriverState *bs)
+{
+    return 0;
+}
+
 static BlockDriver bdrv_iscsi = {
     .format_name     = "iscsi",
     .protocol_name   = "iscsi",
@@ -966,6 +971,7 @@ static BlockDriver bdrv_iscsi = {
     .bdrv_aio_flush  = iscsi_aio_flush,
 
     .bdrv_aio_discard = iscsi_aio_discard,
+    .bdrv_has_zero_init = iscsi_has_zero_init,
 
 #ifdef __linux__
     .bdrv_ioctl       = iscsi_ioctl,
--
generated by git-patchbot for /home/xen/git/qemu-upstream-unstable.git

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