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authorKevin Wolf <kwolf@redhat.com>2016-03-04 14:53:50 +0100
committerKevin Wolf <kwolf@redhat.com>2016-03-14 16:46:43 +0100
commit6340472c54529c5b703deec3ab0d6bdfe644f11e (patch)
tree510ecb67b21864f7fb2d761d7dc724e976e9669c /block/qcow2.c
parent2073d410ce3f2b1507bccd6aba68e8808647f9a9 (diff)
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block: Use writeback in .bdrv_create() implementations
There's no reason to use a writethrough cache mode while creating an image. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/qcow2.c')
-rw-r--r--block/qcow2.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/qcow2.c b/block/qcow2.c
index 8babecdab2..5a79177546 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -2173,7 +2173,8 @@ static int qcow2_create2(const char *filename, int64_t total_size,
}
bs = NULL;
- ret = bdrv_open(&bs, filename, NULL, NULL, BDRV_O_RDWR | BDRV_O_PROTOCOL,
+ ret = bdrv_open(&bs, filename, NULL, NULL,
+ BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_PROTOCOL,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);