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OpenCloudOS-Kernel
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update scsi_wait_req to new format for blk_rq_map_kern() 

Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Bottomley 2005-06-15 18:16:09 -05:00
parent e537a36d52
commit 8e6401187e
1 changed files with 10 additions and 7 deletions
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17
drivers/scsi/scsi_lib.c
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@ -246,15 +246,18 @@ void scsi_wait_req(struct scsi_request *sreq, const void *cmnd, void *buffer,
unsigned bufflen, int timeout, int retries)
{
DECLARE_COMPLETION(wait);
int write = sreq->sr_data_direction == DMA_TO_DEVICE;
struct request *req;
if (bufflen)
req = blk_rq_map_kern(sreq->sr_device->request_queue,
sreq->sr_data_direction == DMA_TO_DEVICE,
buffer, bufflen, __GFP_WAIT);
else
req = blk_get_request(sreq->sr_device->request_queue, READ,
__GFP_WAIT);
req = blk_get_request(sreq->sr_device->request_queue, write,
__GFP_WAIT);
if (bufflen && blk_rq_map_kern(sreq->sr_device->request_queue, req,
buffer, bufflen, __GFP_WAIT)) {
sreq->sr_result = DRIVER_ERROR << 24;
blk_put_request(req);
return;
}
req->flags |= REQ_NOMERGE;
req->waiting = &wait;
req->end_io = scsi_wait_req_end_io;