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SCSI fixes on 20200627

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Six small fixes, five in drivers and one to correct another minor
 regression from cc97923a5b ("block: move dma drain handling to
 scsi") where we still need the drain stub to be built in to the kernel
 for the modular libata, non-modular SAS driver case.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Six small fixes, five in drivers and one to correct another minor
  regression from cc97923a5b ("block: move dma drain handling to
  scsi") where we still need the drain stub to be built in to the kernel
  for the modular libata, non-modular SAS driver case"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: mptscsih: Fix read sense data size
  scsi: zfcp: Fix panic on ERP timeout for previously dismissed ERP action
  scsi: lpfc: Avoid another null dereference in lpfc_sli4_hba_unset()
  scsi: libata: Fix the ata_scsi_dma_need_drain stub
  scsi: qla2xxx: Keep initiator ports after RSCN
  scsi: qla2xxx: Set NVMe status code for failed NVMe FCP request
This commit is contained in:
Linus Torvalds 2020-06-27 15:20:03 -07:00
commit 3cd1c5d582
6 changed files with 20 additions and 9 deletions
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4
drivers/message/fusion/mptscsih.c
View File

@ -118,8 +118,6 @@ int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state);
int mptscsih_resume(struct pci_dev *pdev);
#endif
#define SNS_LEN(scp) SCSI_SENSE_BUFFERSIZE
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
@ -2422,7 +2420,7 @@ mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR
/* Copy the sense received into the scsi command block. */
req_index = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
sense_data = ((u8 *)ioc->sense_buf_pool + (req_index * MPT_SENSE_BUFFER_ALLOC));
memcpy(sc->sense_buffer, sense_data, SNS_LEN(sc));
memcpy(sc->sense_buffer, sense_data, MPT_SENSE_BUFFER_ALLOC);
/* Log SMART data (asc = 0x5D, non-IM case only) if required.
*/

13
drivers/s390/scsi/zfcp_erp.c
View File

@ -577,7 +577,10 @@ static void zfcp_erp_strategy_check_fsfreq(struct zfcp_erp_action *act)
ZFCP_STATUS_ERP_TIMEDOUT)) {
req->status |= ZFCP_STATUS_FSFREQ_DISMISSED;
zfcp_dbf_rec_run("erscf_1", act);
req->erp_action = NULL;
/* lock-free concurrent access with
* zfcp_erp_timeout_handler()
*/
WRITE_ONCE(req->erp_action, NULL);
}
if (act->status & ZFCP_STATUS_ERP_TIMEDOUT)
zfcp_dbf_rec_run("erscf_2", act);
@ -613,8 +616,14 @@ void zfcp_erp_notify(struct zfcp_erp_action *erp_action, unsigned long set_mask)
void zfcp_erp_timeout_handler(struct timer_list *t)
{
struct zfcp_fsf_req *fsf_req = from_timer(fsf_req, t, timer);
struct zfcp_erp_action *act = fsf_req->erp_action;
struct zfcp_erp_action *act;
if (fsf_req->status & ZFCP_STATUS_FSFREQ_DISMISSED)
return;
/* lock-free concurrent access with zfcp_erp_strategy_check_fsfreq() */
act = READ_ONCE(fsf_req->erp_action);
if (!act)
return;
zfcp_erp_notify(act, ZFCP_STATUS_ERP_TIMEDOUT);
}

3
drivers/scsi/lpfc/lpfc_init.c
View File

@ -11878,7 +11878,8 @@ lpfc_sli4_hba_unset(struct lpfc_hba *phba)
lpfc_sli4_xri_exchange_busy_wait(phba);
/* per-phba callback de-registration for hotplug event */
lpfc_cpuhp_remove(phba);
if (phba->pport)
lpfc_cpuhp_remove(phba);
/* Disable PCI subsystem interrupt */
lpfc_sli4_disable_intr(phba);

4
drivers/scsi/qla2xxx/qla_gs.c
View File

@ -3496,7 +3496,9 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
qla2x00_clear_loop_id(fcport);
fcport->flags |= FCF_FABRIC_DEVICE;
} else if (fcport->d_id.b24 != rp->id.b24 ||
fcport->scan_needed) {
(fcport->scan_needed &&
fcport->port_type != FCT_INITIATOR &&
fcport->port_type != FCT_NVME_INITIATOR)) {
qlt_schedule_sess_for_deletion(fcport);
}
fcport->d_id.b24 = rp->id.b24;

3
drivers/scsi/qla2xxx/qla_nvme.c
View File

@ -139,11 +139,12 @@ static void qla_nvme_release_fcp_cmd_kref(struct kref *kref)
sp->priv = NULL;
if (priv->comp_status == QLA_SUCCESS) {
fd->rcv_rsplen = le16_to_cpu(nvme->u.nvme.rsp_pyld_len);
fd->status = NVME_SC_SUCCESS;
} else {
fd->rcv_rsplen = 0;
fd->transferred_length = 0;
fd->status = NVME_SC_INTERNAL;
}
fd->status = 0;
spin_unlock_irqrestore(&priv->cmd_lock, flags);
fd->done(fd);

2
include/linux/libata.h
View File

@ -1095,7 +1095,7 @@ extern int ata_scsi_ioctl(struct scsi_device *dev, unsigned int cmd,
#define ATA_SCSI_COMPAT_IOCTL /* empty */
#endif
extern int ata_scsi_queuecmd(struct Scsi_Host *h, struct scsi_cmnd *cmd);
#if IS_ENABLED(CONFIG_ATA)
#if IS_REACHABLE(CONFIG_ATA)
bool ata_scsi_dma_need_drain(struct request *rq);
#else
#define ata_scsi_dma_need_drain NULL