xen-blkfront: Provide for 'feature-flush-cache' the BLKIF_OP_WRITE_FLUSH_CACHE operation.
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 5 May 2011 16:41:03 +0000 (12:41 -0400)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 5 May 2011 17:43:23 +0000 (13:43 -0400)
The operation BLKIF_OP_WRITE_FLUSH_CACHE has existed in the Xen
tree header file for years but it was never present in the Linux tree
because the frontend (nor the backend) supported this interface.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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