From eda470e41a753070e057380a9a71e2ad7347f667 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Wed, 24 Sep 2014 16:27:52 +0800 Subject: [PATCH] scsi: Drop scsi_req_abort The only user of this function is spapr_vscsi.c. We can convert to scsi_req_cancel plus adding a check in vscsi_request_cancelled. Suggested-by: Paolo Bonzini Signed-off-by: Fam Zheng [Drop prototype. - Paolo] Signed-off-by: Paolo Bonzini --- hw/scsi/scsi-bus.c | 15 --------------- hw/scsi/spapr_vscsi.c | 13 ++++++++++--- include/hw/scsi/scsi.h | 1 - 3 files changed, 10 insertions(+), 19 deletions(-) diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c index af293b59da..f90a2040a8 100644 --- a/hw/scsi/scsi-bus.c +++ b/hw/scsi/scsi-bus.c @@ -1736,21 +1736,6 @@ void scsi_req_cancel(SCSIRequest *req) scsi_req_unref(req); } -void scsi_req_abort(SCSIRequest *req, int status) -{ - if (!req->enqueued) { - return; - } - scsi_req_ref(req); - scsi_req_dequeue(req); - req->io_canceled = true; - if (req->ops->cancel_io) { - req->ops->cancel_io(req); - } - scsi_req_complete(req, status); - scsi_req_unref(req); -} - static int scsi_ua_precedence(SCSISense sense) { if (sense.key != UNIT_ATTENTION) { diff --git a/hw/scsi/spapr_vscsi.c b/hw/scsi/spapr_vscsi.c index 048cfc7b05..20b20f0bae 100644 --- a/hw/scsi/spapr_vscsi.c +++ b/hw/scsi/spapr_vscsi.c @@ -77,8 +77,9 @@ typedef struct vscsi_req { SCSIRequest *sreq; uint32_t qtag; /* qemu tag != srp tag */ bool active; - uint32_t data_len; bool writing; + bool dma_error; + uint32_t data_len; uint32_t senselen; uint8_t sense[SCSI_SENSE_BUF_SIZE]; @@ -536,8 +537,8 @@ static void vscsi_transfer_data(SCSIRequest *sreq, uint32_t len) } if (rc < 0) { fprintf(stderr, "VSCSI: RDMA error rc=%d!\n", rc); - vscsi_makeup_sense(s, req, HARDWARE_ERROR, 0, 0); - scsi_req_abort(req->sreq, CHECK_CONDITION); + req->dma_error = true; + scsi_req_cancel(req->sreq); return; } @@ -591,6 +592,12 @@ static void vscsi_request_cancelled(SCSIRequest *sreq) { vscsi_req *req = sreq->hba_private; + if (req->dma_error) { + VSCSIState *s = VIO_SPAPR_VSCSI_DEVICE(sreq->bus->qbus.parent); + + vscsi_makeup_sense(s, req, HARDWARE_ERROR, 0, 0); + vscsi_send_rsp(s, req, CHECK_CONDITION, 0, 0); + } vscsi_put_req(req); } diff --git a/include/hw/scsi/scsi.h b/include/hw/scsi/scsi.h index 6271ad3034..169e8dfd44 100644 --- a/include/hw/scsi/scsi.h +++ b/include/hw/scsi/scsi.h @@ -265,7 +265,6 @@ void scsi_req_data(SCSIRequest *req, int len); void scsi_req_complete(SCSIRequest *req, int status); uint8_t *scsi_req_get_buf(SCSIRequest *req); int scsi_req_get_sense(SCSIRequest *req, uint8_t *buf, int len); -void scsi_req_abort(SCSIRequest *req, int status); void scsi_req_cancel(SCSIRequest *req); void scsi_req_retry(SCSIRequest *req); void scsi_device_purge_requests(SCSIDevice *sdev, SCSISense sense);