From: Kevin Wolf <kwolf@redhat.com>
To: ronnie sahlberg <ronniesahlberg@gmail.com>
Cc: qemu-devel@nongnu.org, Stefan Hajnoczi <stefanha@gmail.com>,
Christoph Hellwig <hch@lst.de>,
stefanha@linux.vnet.ibm.com
Subject: Re: [Qemu-devel] iSCSI support for QEMU
Date: Thu, 21 Apr 2011 13:44:35 +0200 [thread overview]
Message-ID: <4DB018A3.4090009@redhat.com> (raw)
In-Reply-To: <BANLkTikpghHCNFr5NbYLoUw+Z55rDvH+Sg@mail.gmail.com>
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
next prev parent reply other threads:[~2011-04-21 11:42 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-21 8:43 [Qemu-devel] iSCSI support for QEMU Ronnie Sahlberg
2011-04-21 8:43 ` [Qemu-devel] [PATCH] iSCSI block driver support Ronnie Sahlberg
2011-04-21 8:50 ` [Qemu-devel] iSCSI support for QEMU Christoph Hellwig
2011-04-21 8:58 ` ronnie sahlberg
2011-04-21 9:09 ` Christoph Hellwig
2011-04-21 9:28 ` ronnie sahlberg
2011-04-21 10:58 ` Stefan Hajnoczi
2011-04-21 11:12 ` ronnie sahlberg
2011-04-21 11:21 ` Stefan Hajnoczi
2011-04-21 11:36 ` ronnie sahlberg
2011-04-21 11:44 ` Kevin Wolf [this message]
2011-04-21 12:08 ` Stefan Hajnoczi
2011-04-21 12:49 ` Christoph Hellwig
2011-04-21 20:25 ` ronnie sahlberg
2011-04-21 9:47 ` ronnie sahlberg
-- strict thread matches above, loose matches on Subject: below --
2011-06-12 2:54 ronnie sahlberg
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