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| author | David Vrabel <david.vrabel@citrix.com> | 2011-09-29 19:53:30 +0400 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-10-26 18:02:35 +0400 |
| commit | 2d073846b891c3f49c4ea03c5db3ac92f92742f1 (patch) | |
| tree | c47dd9015bb072e1d31d1cefdfe9995d8a2388ef /drivers/block/xen-blkback/common.h | |
| parent | 4dcaebbf6586d299be8513512a1253f177b803d7 (diff) | |
| download | linux-2d073846b891c3f49c4ea03c5db3ac92f92742f1.tar.xz | |
block: xen-blkback: use API provided by xenbus module to map rings
The xenbus module provides xenbus_map_ring_valloc() and
xenbus_map_ring_vfree(). Use these to map the ring pages granted by
the frontend.
Acked-by: Jens Axboe <jaxboe@fusionio.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/block/xen-blkback/common.h')
| -rw-r--r-- | drivers/block/xen-blkback/common.h | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h index 00c57c90e2d6..7ec0e8896a78 100644 --- a/drivers/block/xen-blkback/common.h +++ b/drivers/block/xen-blkback/common.h @@ -139,7 +139,7 @@ struct xen_blkif { /* Comms information. */ enum blkif_protocol blk_protocol; union blkif_back_rings blk_rings; - struct vm_struct *blk_ring_area; + void *blk_ring; /* The VBD attached to this interface. */ struct xen_vbd vbd; /* Back pointer to the backend_info. */ @@ -163,9 +163,6 @@ struct xen_blkif { int st_wr_sect; wait_queue_head_t waiting_to_free; - - grant_handle_t shmem_handle; - grant_ref_t shmem_ref; }; |