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Re: [Qemu-devel] iSCSI support for QEMU

From: Kevin Wolf
Subject: Re: [Qemu-devel] iSCSI support for QEMU
Date: Thu, 21 Apr 2011 13:44:35 +0200
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 
Am 21.04.2011 13:36, schrieb ronnie sahlberg:
> Stephan,
> 
> I understand.
> 
> Let me re-send a patch tomorrow that can optionally enable/force FUA
> bits for write.
> There are some high-volume arrays that advertise support but fail any
> cdb with FUA, FUA_NV bits set with sense, so it needs to be made optional.

You should make it dependent on the cache mode, i.e. you set FUA for
cache=writethrough and leave it alone for the other cache modes.

Kevin
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