diff options
119 files changed, 4299 insertions, 2748 deletions
diff --git a/Documentation/powerpc/cxlflash.txt b/Documentation/powerpc/cxlflash.txt index 6d9a2ed32cad..66b4496d6619 100644 --- a/Documentation/powerpc/cxlflash.txt +++ b/Documentation/powerpc/cxlflash.txt @@ -239,6 +239,11 @@ DK_CXLFLASH_USER_VIRTUAL resource handle that is provided is already referencing provisioned storage. This is reflected by the last LBA being a non-zero value. + When a LUN is accessible from more than one port, this ioctl will + return with the DK_CXLFLASH_ALL_PORTS_ACTIVE return flag set. This + provides the user with a hint that I/O can be retried in the event + of an I/O error as the LUN can be reached over multiple paths. + DK_CXLFLASH_VLUN_RESIZE ----------------------- This ioctl is responsible for resizing a previously created virtual diff --git a/Documentation/scsi/scsi_eh.txt b/Documentation/scsi/scsi_eh.txt index 37eca00796ee..11e447bdb3a5 100644 --- a/Documentation/scsi/scsi_eh.txt +++ b/Documentation/scsi/scsi_eh.txt @@ -70,7 +70,7 @@ with the command. scmd is requeued to blk queue. - otherwise - scsi_eh_scmd_add(scmd, 0) is invoked for the command. See + scsi_eh_scmd_add(scmd) is invoked for the command. See [1-3] for details of this function. @@ -103,13 +103,14 @@ function eh_timed_out() callback did not handle the command. Step #2 is taken. - 2. If the host supports asynchronous completion (as indicated by the - no_async_abort setting in the host template) scsi_abort_command() - is invoked to schedule an asynchrous abort. If that fails - Step #3 is taken. + 2. scsi_abort_command() is invoked to schedule an asynchrous abort. + Asynchronous abort are not invoked for commands which the + SCSI_EH_ABORT_SCHEDULED flag is set (this indicates that the command + already had been aborted once, and this is a retry which failed), + or when the EH deadline is expired. In these case Step #3 is taken. - 2. scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD) is invoked for the - command. See [1-3] for more information. + 3. scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD) is invoked for the + command. See [1-4] for more information. [1-3] Asynchronous command aborts @@ -124,16 +125,13 @@ function scmds enter EH via scsi_eh_scmd_add(), which does the following. - 1. Turns on scmd->eh_eflags as requested. It's 0 for error - completions and SCSI_EH_CANCEL_CMD for timeouts. + 1. Links scmd->eh_entry to shost->eh_cmd_q - 2. Links scmd->eh_entry to shost->eh_cmd_q + 2. Sets SHOST_RECOVERY bit in shost->shost_state - 3. Sets SHOST_RECOVERY bit in shost->shost_state + 3. Increments shost->host_failed - 4. Increments shost->host_failed - - 5. Wakes up SCSI EH thread if shost->host_busy == shost->host_failed + 4. Wakes up SCSI EH thread if shost->host_busy == shost->host_failed As can be seen above, once any scmd is added to shost->eh_cmd_q, SHOST_RECOVERY shost_state bit is turned on. This prevents any new @@ -249,7 +247,6 @@ scmd->allowed. 1. Error completion / time out ACTION: scsi_eh_scmd_add() is invoked for scmd - - set scmd->eh_eflags - add scmd to shost->eh_cmd_q - set SHOST_RECOVERY - shost->host_failed++ @@ -263,7 +260,6 @@ scmd->allowed. 3. scmd recovered ACTION: scsi_eh_finish_cmd() is invoked to EH-finish scmd - - clear scmd->eh_eflags - scsi_setup_cmd_retry() - move from local eh_work_q to local eh_done_q LOCKING: none @@ -456,8 +452,6 @@ except for #1 must be implemented by eh_strategy_handler(). - shost->host_failed is zero. - - Each scmd's eh_eflags field is cleared. - - Each scmd is in such a state that scsi_setup_cmd_retry() on the scmd doesn't make any difference. diff --git a/MAINTAINERS b/MAINTAINERS index 4f04a2bc305e..f72bf454516d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10079,7 +10079,6 @@ F: drivers/scsi/pmcraid.* PMC SIERRA PM8001 DRIVER M: Jack Wang <jinpu.wang@profitbricks.com> M: lindar_liu@usish.com -L: pmchba@pmcs.com L: linux-scsi@vger.kernel.org S: Supported F: drivers/scsi/pm8001/ diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 1e73064b0fb2..62cff5afc6bd 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -7396,7 +7396,7 @@ mpt_display_event_info(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply) break; case MPI_EVENT_SAS_DEV_STAT_RC_NO_PERSIST_ADDED: snprintf(evStr, EVENT_DESCR_STR_SZ, - "SAS Device Status Change: No Persistancy: " + "SAS Device Status Change: No Persistency: " "id=%d channel=%d", id, channel); break; case MPI_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED: diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index 98eafae78576..d065062240bc 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -1329,7 +1329,7 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id) WQ_MEM_RECLAIM); if (!ioc->fc_rescan_work_q) { error = -ENOMEM; - goto out_mptfc_probe; + goto out_mptfc_host; } /* @@ -1351,6 +1351,9 @@ mptfc_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; +out_mptfc_host: + scsi_remove_host(sh); + out_mptfc_probe: mptscsih_remove(pdev); @@ -1530,6 +1533,8 @@ static void mptfc_remove(struct pci_dev *pdev) } } + scsi_remove_host(ioc->sh); + mptscsih_remove(pdev); } diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 08a807d6a44f..6ba07c7feb92 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1176,8 +1176,6 @@ mptscsih_remove(struct pci_dev *pdev) MPT_SCSI_HOST *hd; int sz1; - scsi_remove_host(host); - if((hd = |