Thanks,

On Fri, Apr 22, 2011 at 2:08 PM, Christoph Hellwig <h...@lst.de> wrote:
> On Fri, Apr 22, 2011 at 06:23:58AM +1000, ronniesahlb...@gmail.com wrote:
>> iSCSI block driver for QEMU
>>
>> Please find an updated iSCSI patch.
>> This patch adds setting FUA on all writes when the bit
>> BDRV_O_CACHE_WB is not set.
>
> At this point you need to check for BDRV_O_CACHE_WB and BDRV_O_NOCACHE
> as they both have writeback cache semantics.  I submitted a patch to clean
> that up, but it didn't get merged yet.
>


So I should set FUA when
BDRV_O_CACHE_WB==0  or  BDRV_O_NOCACHE==1
right?



regards
ronnie sahlberg

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