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Date: Tue, 5 May 2009 14:08:04 +0200
From: Christoph Hellwig <hch@lst.de>
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Subject: [Qemu-devel] [PATCH 0/3] write barrier support
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To: qemu-devel@nongnu.org

Add support for write barriers that allow guests to control write
ordering when write back cachin is enabled.

For now only the simple stack of virtio on posix raw/host devices is
supported.