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ac1bc2ba060f96 Bart Van Assche 2021-07-21 7953 struct scsi_request *rq; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7954 struct request *req; c6b2e1373c89c4 Adrian Hunter 2021-08-23 7955 char *buffer; c6b2e1373c89c4 Adrian Hunter 2021-08-23 7956 int ret; c6b2e1373c89c4 Adrian Hunter 2021-08-23 7957 c6b2e1373c89c4 Adrian Hunter 2021-08-23 7958 buffer = kzalloc(UFS_SENSE_SIZE, GFP_KERNEL); c6b2e1373c89c4 Adrian Hunter 2021-08-23 7959 if (!buffer) c6b2e1373c89c4 Adrian Hunter 2021-08-23 7960 return -ENOMEM; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7961 c6b2e1373c89c4 Adrian Hunter 2021-08-23 7962 req = blk_get_request(sdev->request_queue, REQ_OP_DRV_IN, c6b2e1373c89c4 Adrian Hunter 2021-08-23 7963 /*flags=*/BLK_MQ_REQ_PM); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7964 if (IS_ERR(req)) ac1bc2ba060f96 Bart Van Assche 2021-07-21 @7965 return PTR_ERR(req); kfree(buffer); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7966 c6b2e1373c89c4 Adrian Hunter 2021-08-23 7967 ret = blk_rq_map_kern(sdev->request_queue, req, c6b2e1373c89c4 Adrian Hunter 2021-08-23 7968 buffer, UFS_SENSE_SIZE, GFP_NOIO); c6b2e1373c89c4 Adrian Hunter 2021-08-23 7969 if (ret) { c6b2e1373c89c4 Adrian Hunter 2021-08-23 7970 blk_put_request(req); c6b2e1373c89c4 Adrian Hunter 2021-08-23 7971 kfree(buffer); c6b2e1373c89c4 Adrian Hunter 2021-08-23 7972 return ret; c6b2e1373c89c4 Adrian Hunter 2021-08-23 7973 } c6b2e1373c89c4 Adrian Hunter 2021-08-23 7974 ac1bc2ba060f96 Bart Van Assche 2021-07-21 7975 rq = scsi_req(req); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7976 rq->cmd_len = ARRAY_SIZE(cmd); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7977 memcpy(rq->cmd, cmd, rq->cmd_len); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7978 rq->retries = 3; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7979 req->timeout = 1 * HZ; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7980 req->rq_flags |= RQF_PM | RQF_QUIET; c6b2e1373c89c4 Adrian Hunter 2021-08-23 7981 req->end_io_data = buffer; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7982 ac1bc2ba060f96 Bart Van Assche 2021-07-21 7983 blk_execute_rq_nowait(/*bd_disk=*/NULL, req, /*at_head=*/true, ac1bc2ba060f96 Bart Van Assche 2021-07-21 7984 ufshcd_request_sense_done); ac1bc2ba060f96 Bart Van Assche 2021-07-21 7985 return 0; ac1bc2ba060f96 Bart Van Assche 2021-07-21 7986 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org