[2/7] scsi: drop 'result' argument from command_complete callback

Message ID	20201116184041.60465-3-hare@suse.de (mailing list archive)
State	New, archived
Headers	show Return-Path: <SRS0=KwCX=EW=nongnu.org=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@kernel.org> DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C2892225E From: Hannes Reinecke <hare@suse.de> To: Paolo Bonzini <pbonzini@redhat.com> Subject: [PATCH 2/7] scsi: drop 'result' argument from command_complete callback Date: Mon, 16 Nov 2020 19:40:36 +0100 Message-Id: <20201116184041.60465-3-hare@suse.de> In-Reply-To: <20201116184041.60465-1-hare@suse.de> References: <20201116184041.60465-1-hare@suse.de> Received-SPF: pass client-ip=195.135.220.15; envelope-from=hare@suse.de; helo=mx2.suse.de Precedence: list Cc: qemu-devel@nongnu.org, Hannes Reinecke <hare@suse.de> Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org>
Series	scsi: scsi-disk corrupts data \| expand [0/7] scsi: scsi-disk corrupts data [1/7] scsi-disk: Add sg_io callback to evaluate status [2/7] scsi: drop 'result' argument from command_complete callback [3/7] scsi-disk: convert more errno values back to SCSI statuses [4/7] scsi: Rename linux-specific SG_ERR codes to generic SCSI_HOST error codes [5/7] scsi: Add mapping for generic SCSI_HOST status to sense codes [6/7] scsi: split sg_io_sense_from_errno() in two functions [7/7] scsi: move host_status handling into SCSI drivers

diff --git a/hw/scsi/esp-pci.c b/hw/scsi/esp-pci.c index 2ce96dc56e..4d7c2cab56 100644 --- a/hw/scsi/esp-pci.c +++ b/hw/scsi/esp-pci.c @@ -329,13 +329,12 @@ static const VMStateDescription vmstate_esp_pci_scsi = { } }; -static void esp_pci_command_complete(SCSIRequest *req, uint32_t status, - size_t resid) +static void esp_pci_command_complete(SCSIRequest *req, size_t resid) { ESPState *s = req->hba_private; PCIESPState *pci = container_of(s, PCIESPState, esp); - esp_command_complete(req, status, resid); + esp_command_complete(req, resid); pci->dma_regs[DMA_WBC] = 0; pci->dma_regs[DMA_STAT] |= DMA_STAT_DONE; } diff --git a/hw/scsi/esp.c b/hw/scsi/esp.c index b84e0fe33e..93d9c9c7b9 100644 --- a/hw/scsi/esp.c +++ b/hw/scsi/esp.c @@ -485,8 +485,7 @@ static void esp_report_command_complete(ESPState *s, uint32_t status) } } -void esp_command_complete(SCSIRequest *req, uint32_t status, - size_t resid) +void esp_command_complete(SCSIRequest *req, size_t resid) { ESPState *s = req->hba_private; @@ -495,11 +494,11 @@ void esp_command_complete(SCSIRequest *req, uint32_t status, * interrupt has been handled. */ trace_esp_command_complete_deferred(); - s->deferred_status = status; + s->deferred_status = req->status; s->deferred_complete = true; return; } - esp_report_command_complete(s, status); + esp_report_command_complete(s, req->status); } void esp_transfer_data(SCSIRequest *req, uint32_t len) diff --git a/hw/scsi/lsi53c895a.c b/hw/scsi/lsi53c895a.c index 7d13c7dc1c..a4e58580e4 100644 --- a/hw/scsi/lsi53c895a.c +++ b/hw/scsi/lsi53c895a.c @@ -787,14 +787,14 @@ static int lsi_queue_req(LSIState *s, SCSIRequest *req, uint32_t len) } /* Callback to indicate that the SCSI layer has completed a command. */ -static void lsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid) +static void lsi_command_complete(SCSIRequest *req, size_t resid) { LSIState *s = LSI53C895A(req->bus->qbus.parent); int out; out = (s->sstat1 & PHASE_MASK) == PHASE_DO; - trace_lsi_command_complete(status); - s->status = status; + trace_lsi_command_complete(req->status); + s->status = req->status; s->command_complete = 2; if (s->waiting && s->dbc != 0) { /* Raise phase mismatch for short transfers. */ diff --git a/hw/scsi/megasas.c b/hw/scsi/megasas.c index e24c12d7ee..35867dbd40 100644 --- a/hw/scsi/megasas.c +++ b/hw/scsi/megasas.c @@ -1852,13 +1852,12 @@ static void megasas_xfer_complete(SCSIRequest *req, uint32_t len) } } -static void megasas_command_complete(SCSIRequest *req, uint32_t status, - size_t resid) +static void megasas_command_complete(SCSIRequest *req, size_t resid) { MegasasCmd *cmd = req->hba_private; uint8_t cmd_status = MFI_STAT_OK; - trace_megasas_command_complete(cmd->index, status, resid); + trace_megasas_command_complete(cmd->index, req->status, resid); if (req->io_canceled) { return; @@ -1873,7 +1872,6 @@ static void megasas_command_complete(SCSIRequest *req, uint32_t status, return; } } else { - req->status = status; trace_megasas_scsi_complete(cmd->index, req->status, cmd->iov_size, req->cmd.xfer); if (req->status != GOOD) { diff --git a/hw/scsi/mptsas.c b/hw/scsi/mptsas.c index 135e7d96e4..d4fbfb2da7 100644 --- a/hw/scsi/mptsas.c +++ b/hw/scsi/mptsas.c @@ -1133,7 +1133,7 @@ static QEMUSGList *mptsas_get_sg_list(SCSIRequest *sreq) } static void mptsas_command_complete(SCSIRequest *sreq, - uint32_t status, size_t resid) + size_t resid) { MPTSASRequest *req = sreq->hba_private; MPTSASState *s = req->dev; @@ -1143,7 +1143,8 @@ static void mptsas_command_complete(SCSIRequest *sreq, hwaddr sense_buffer_addr = req->dev->sense_buffer_high_addr | req->scsi_io.SenseBufferLowAddr; - trace_mptsas_command_complete(s, req->scsi_io.MsgContext, status, resid); + trace_mptsas_command_complete(s, req->scsi_io.MsgContext, + sreq->status, resid); sense_len = scsi_req_get_sense(sreq, sense_buf, SCSI_SENSE_BUF_SIZE); if (sense_len > 0) { diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c index 3284a5d1fb..17ce3238d7 100644 --- a/hw/scsi/scsi-bus.c +++ b/hw/scsi/scsi-bus.c @@ -1415,7 +1415,7 @@ void scsi_req_complete(SCSIRequest *req, int status) scsi_req_ref(req); scsi_req_dequeue(req); - req->bus->info->complete(req, req->status, req->resid); + req->bus->info->complete(req, req->resid); /* Cancelled requests might end up being completed instead of cancelled */ notifier_list_notify(&req->cancel_notifiers, req); diff --git a/hw/scsi/spapr_vscsi.c b/hw/scsi/spapr_vscsi.c index 4aa0224c47..d653b5a6ad 100644 --- a/hw/scsi/spapr_vscsi.c +++ b/hw/scsi/spapr_vscsi.c @@ -551,19 +551,19 @@ static void vscsi_transfer_data(SCSIRequest *sreq, uint32_t len) } /* Callback to indicate that the SCSI layer has completed a transfer. */ -static void vscsi_command_complete(SCSIRequest *sreq, uint32_t status, size_t resid) +static void vscsi_command_complete(SCSIRequest *sreq, size_t resid) { VSCSIState *s = VIO_SPAPR_VSCSI_DEVICE(sreq->bus->qbus.parent); vscsi_req *req = sreq->hba_private; int32_t res_in = 0, res_out = 0; - trace_spapr_vscsi_command_complete(sreq->tag, status, req); + trace_spapr_vscsi_command_complete(sreq->tag, sreq->status, req); if (req == NULL) { fprintf(stderr, "VSCSI: Can't find request for tag 0x%x\n", sreq->tag); return; } - if (status == CHECK_CONDITION) { + if (sreq->status == CHECK_CONDITION) { req->senselen = scsi_req_get_sense(req->sreq, req->sense, sizeof(req->sense)); trace_spapr_vscsi_command_complete_sense_data1(req->senselen, @@ -574,8 +574,8 @@ static void vscsi_command_complete(SCSIRequest *sreq, uint32_t status, size_t re req->sense[12], req->sense[13], req->sense[14], req->sense[15]); } - trace_spapr_vscsi_command_complete_status(status); - if (status == 0) { + trace_spapr_vscsi_command_complete_status(sreq->status); + if (sreq->status == 0) { /* We handle overflows, not underflows for normal commands, * but hopefully nobody cares */ diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c index c9873d5af7..64cd852d82 100644 --- a/hw/scsi/virtio-scsi.c +++ b/hw/scsi/virtio-scsi.c @@ -493,8 +493,7 @@ static void virtio_scsi_complete_cmd_req(VirtIOSCSIReq *req) virtio_scsi_complete_req(req); } -static void virtio_scsi_command_complete(SCSIRequest *r, uint32_t status, - size_t resid) +static void virtio_scsi_command_complete(SCSIRequest *r, size_t resid) { VirtIOSCSIReq *req = r->hba_private; uint8_t sense[SCSI_SENSE_BUF_SIZE]; @@ -506,7 +505,7 @@ static void virtio_scsi_command_complete(SCSIRequest *r, uint32_t status, } req->resp.cmd.response = VIRTIO_SCSI_S_OK; - req->resp.cmd.status = status; + req->resp.cmd.status = r->status; if (req->resp.cmd.status == GOOD) { req->resp.cmd.resid = virtio_tswap32(vdev, resid); } else { diff --git a/hw/scsi/vmw_pvscsi.c b/hw/scsi/vmw_pvscsi.c index a63d25de48..0da378ed50 100644 --- a/hw/scsi/vmw_pvscsi.c +++ b/hw/scsi/vmw_pvscsi.c @@ -511,7 +511,7 @@ pvscsi_write_sense(PVSCSIRequest *r, uint8_t *sense, int len) } static void -pvscsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid) +pvscsi_command_complete(SCSIRequest *req, size_t resid) { PVSCSIRequest *pvscsi_req = req->hba_private; PVSCSIState *s; @@ -528,7 +528,7 @@ pvscsi_command_complete(SCSIRequest *req, uint32_t status, size_t resid) pvscsi_req->cmp.hostStatus = BTSTAT_DATARUN; } - pvscsi_req->cmp.scsiStatus = status; + pvscsi_req->cmp.scsiStatus = req->status; if (pvscsi_req->cmp.scsiStatus == CHECK_CONDITION) { uint8_t sense[SCSI_SENSE_BUF_SIZE]; int sense_len = diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c index 648340323f..d1aeebe2ce 100644 --- a/hw/usb/dev-storage.c +++ b/hw/usb/dev-storage.c @@ -284,17 +284,17 @@ static void usb_msd_transfer_data(SCSIRequest *req, uint32_t len) } } -static void usb_msd_command_complete(SCSIRequest *req, uint32_t status, size_t resid) +static void usb_msd_command_complete(SCSIRequest *req, size_t resid) { MSDState *s = DO_UPCAST(MSDState, dev.qdev, req->bus->qbus.parent); USBPacket *p = s->packet; - DPRINTF("Command complete %d tag 0x%x\n", status, req->tag); + DPRINTF("Command complete %d tag 0x%x\n", req->status, req->tag); s->csw.sig = cpu_to_le32(0x53425355); s->csw.tag = cpu_to_le32(req->tag); s->csw.residue = cpu_to_le32(s->data_len); - s->csw.status = status != 0; + s->csw.status = req->status != 0; if (s->packet) { if (s->data_len == 0 && s->mode == USB_MSDM_DATAOUT) { diff --git a/hw/usb/dev-uas.c b/hw/usb/dev-uas.c index cec071d96c..202e9cc4b7 100644 --- a/hw/usb/dev-uas.c +++ b/hw/usb/dev-uas.c @@ -597,17 +597,16 @@ static void usb_uas_scsi_transfer_data(SCSIRequest *r, uint32_t len) } } -static void usb_uas_scsi_command_complete(SCSIRequest *r, - uint32_t status, size_t resid) +static void usb_uas_scsi_command_complete(SCSIRequest *r, size_t resid) { UASRequest *req = r->hba_private; - trace_usb_uas_scsi_complete(req->uas->dev.addr, req->tag, status, resid); + trace_usb_uas_scsi_complete(req->uas->dev.addr, req->tag, r->status, resid); req->complete = true; if (req->data) { usb_uas_complete_data_packet(req); } - usb_uas_queue_sense(req, status); + usb_uas_queue_sense(req, r->status); scsi_req_unref(req->req); } diff --git a/include/hw/scsi/esp.h b/include/hw/scsi/esp.h index 60cc3047a5..d8a6263c13 100644 --- a/include/hw/scsi/esp.h +++ b/include/hw/scsi/esp.h @@ -151,7 +151,7 @@ struct SysBusESPState { void esp_dma_enable(ESPState *s, int irq, int level); void esp_request_cancelled(SCSIRequest *req); -void esp_command_complete(SCSIRequest *req, uint32_t status, size_t resid); +void esp_command_complete(SCSIRequest *req, size_t resid); void esp_transfer_data(SCSIRequest *req, uint32_t len); void esp_hard_reset(ESPState *s); uint64_t esp_reg_read(ESPState *s, uint32_t saddr); diff --git a/include/hw/scsi/scsi.h b/include/hw/scsi/scsi.h index 21a6249743..23a9b23e50 100644 --- a/include/hw/scsi/scsi.h +++ b/include/hw/scsi/scsi.h @@ -123,7 +123,7 @@ struct SCSIBusInfo { int (*parse_cdb)(SCSIDevice *dev, SCSICommand *cmd, uint8_t *buf, void *hba_private); void (*transfer_data)(SCSIRequest *req, uint32_t arg); - void (*complete)(SCSIRequest *req, uint32_t arg, size_t resid); + void (*complete)(SCSIRequest *req, size_t resid); void (*cancel)(SCSIRequest *req); void (*change)(SCSIBus *bus, SCSIDevice *dev, SCSISense sense); QEMUSGList *(*get_sg_list)(SCSIRequest *req);

[2/7] scsi: drop 'result' argument from command_complete callback

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