[Qemu-devel] [PULL 1/5] qemu-img: allow compressed not-in-order writes

Kevin Wolf posted 5 patches 6 years, 9 months ago
There is a newer version of this series
[Qemu-devel] [PULL 1/5] qemu-img: allow compressed not-in-order writes
Posted by Kevin Wolf 6 years, 9 months ago
From: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>

No reason to forbid them, and they are needed to improve performance
with compress-threads in further patches.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 qemu-img.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/qemu-img.c b/qemu-img.c
index e1a506f7f6..7651d8172c 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -2141,11 +2141,6 @@ static int img_convert(int argc, char **argv)
         goto fail_getopt;
     }
 
-    if (!s.wr_in_order && s.compressed) {
-        error_report("Out of order write and compress are mutually exclusive");
-        goto fail_getopt;
-    }
-
     if (tgt_image_opts && !skip_create) {
         error_report("--target-image-opts requires use of -n flag");
         goto fail_getopt;
-- 
2.13.6