* [PATCH] ioemu: block-vbd: Fix vbd_aio_flush()
@ 2009-02-19 10:44 Yosuke Iwamatsu
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From: Yosuke Iwamatsu @ 2009-02-19 10:44 UTC (permalink / raw)
To: xen-devel
Call the completion function if flush features are not supported in blkfront.
Signed-off-by: Yosuke Iwamatsu <y-iwamatsu@ab.jp.nec.com>
diff --git a/block-vbd.c b/block-vbd.c
index 4341259..129a1f5 100644
--- a/block-vbd.c
+++ b/block-vbd.c
@@ -261,7 +261,8 @@ static BlockDriverAIOCB *vbd_aio_flush(BlockDriverState *bs,
BDRVVbdState *s = bs->opaque;
VbdAIOCB *acb = NULL;
- if (s->info.mode == O_RDONLY) {
+ if (s->info.mode == O_RDONLY ||
+ s->info.barrier != 1 || s->info.flush != 1) {
cb(opaque, 0);
return NULL;
}
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2009-02-19 10:44 [PATCH] ioemu: block-vbd: Fix vbd_aio_flush() Yosuke Iwamatsu
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