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nbd: add support for NBD_CMD_FLAG_FUA

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2011-10-21 13:16:28 +02:00
parent adcf6302de
commit 2c7989a9b1
2 changed files with 15 additions and 2 deletions
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4
block/nbd.c
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@ -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;