From 2c7989a9b13a45963548cf4d89535fe90d809cac Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Fri, 21 Oct 2011 13:16:28 +0200 Subject: nbd: add support for NBD_CMD_FLAG_FUA Signed-off-by: Paolo Bonzini --- block/nbd.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'block/nbd.c') diff --git a/block/nbd.c b/block/nbd.c index 3f693e3ffa..2f483cddde 100644 --- a/block/nbd.c +++ b/block/nbd.c @@ -352,6 +352,10 @@ static int nbd_co_writev_1(BlockDriverState *bs, int64_t sector_num, struct nbd_reply reply; request.type = NBD_CMD_WRITE; + if (!bdrv_enable_write_cache(bs) && (s->nbdflags & NBD_FLAG_SEND_FUA)) { + request.type |= NBD_CMD_FLAG_FUA; + } + request.from = sector_num * 512; request.len = nb_sectors * 512; -- cgit v1.2.1