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From: | Paolo Bonzini |
Subject: | Re: [Qemu-block] RFC iscsi: set FUA and DPO if !bs->enable_write_cache |
Date: | Tue, 14 Apr 2015 18:16:11 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 |
On 14/04/2015 11:04, Stefan Hajnoczi wrote: > Do other commands besides writes rely on iscsi_co_flush()? > > Paolo: I checked NBD and noticed there is an inconsistency there. > nbd_co_writev_1() uses FUA when bs->enable_write_cache == true but it > also sends flushes. Does that mean it's doing unnecessary work? Yes, it is. Paolo
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