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Searched refs:blk_rings (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.4/drivers/block/xen-blkback/
Dblkback.c1124 union blkif_back_rings *blk_rings = &ring->blk_rings; in __do_block_io_op() local
1130 rc = blk_rings->common.req_cons; in __do_block_io_op()
1131 rp = blk_rings->common.sring->req_prod; in __do_block_io_op()
1134 if (RING_REQUEST_PROD_OVERFLOW(&blk_rings->common, rp)) { in __do_block_io_op()
1135 rc = blk_rings->common.rsp_prod_pvt; in __do_block_io_op()
1142 if (RING_REQUEST_CONS_OVERFLOW(&blk_rings->common, rc)) in __do_block_io_op()
1159 memcpy(&req, RING_GET_REQUEST(&blk_rings->native, rc), sizeof(req)); in __do_block_io_op()
1162 blkif_get_x86_32_req(&req, RING_GET_REQUEST(&blk_rings->x86_32, rc)); in __do_block_io_op()
1165 blkif_get_x86_64_req(&req, RING_GET_REQUEST(&blk_rings->x86_64, rc)); in __do_block_io_op()
1170 blk_rings->common.req_cons = ++rc; /* before make_response() */ in __do_block_io_op()
[all …]
Dxenbus.c199 BACK_RING_INIT(&ring->blk_rings.native, sring, in xen_blkif_map()
207 BACK_RING_INIT(&ring->blk_rings.x86_32, sring_x86_32, in xen_blkif_map()
215 BACK_RING_INIT(&ring->blk_rings.x86_64, sring_x86_64, in xen_blkif_map()
228 ring->blk_rings.common.sring = NULL; in xen_blkif_map()
268 if (ring->blk_rings.common.sring) { in xen_blkif_disconnect()
270 ring->blk_rings.common.sring = NULL; in xen_blkif_disconnect()
Dcommon.h253 union blkif_back_rings blk_rings; member