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authorFam Zheng <famz@redhat.com>2018-03-15 11:45:07 +0800
committerKevin Wolf <kwolf@redhat.com>2018-03-19 12:01:39 +0100
commit4f8e3a1f225ea51707e2eec0aef5e8758b4d7e40 (patch)
treebc9781bb8096729f7317e95c7807bb42103d927d /block/vvfat.c
parentb76e4458b1eb3c32e9824fe6aa51f67d2b251748 (diff)
vvfat: Fix inherit_options flags
Overriding flags violates the precedence rules of bdrv_reopen_queue_child. Just like the read-only option, no-flush should be put into the options. The same is done in bdrv_temp_snapshot_options. Reported-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vvfat.c')
-rw-r--r--block/vvfat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index 4a17a49e12..1569783b0f 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -3129,7 +3129,7 @@ static void vvfat_qcow_options(int *child_flags, QDict *child_options,
int parent_flags, QDict *parent_options)
{
qdict_set_default_str(child_options, BDRV_OPT_READ_ONLY, "off");
- *child_flags = BDRV_O_NO_FLUSH;
+ qdict_set_default_str(child_options, BDRV_OPT_CACHE_NO_FLUSH, "on");
}
static const BdrvChildRole child_vvfat_qcow = {