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authorLinus Torvalds <torvalds@linux-foundation.org>2013-09-15 23:41:30 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-15 23:41:30 +0200
commit0375ec5899a37e80af7be8e813548df3292325ff (patch)
tree6f3e60e0430988255ea6507d2c018b06227f8349 /drivers/scsi/lpfc
parentMerge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/pen... (diff)
parent[SCSI] fnic: fnic Driver Tuneables Exposed through CLI (diff)
downloadlinux-0375ec5899a37e80af7be8e813548df3292325ff.tar.xz
linux-0375ec5899a37e80af7be8e813548df3292325ff.zip
Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull misc SCSI driver updates from James Bottomley: "This patch set is a set of driver updates (megaraid_sas, fnic, lpfc, ufs, hpsa) we also have a couple of bug fixes (sd out of bounds and ibmvfc error handling) and the first round of esas2r checker fixes and finally the much anticipated big endian additions for megaraid_sas" * tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (47 commits) [SCSI] fnic: fnic Driver Tuneables Exposed through CLI [SCSI] fnic: Kernel panic while running sh/nosh with max lun cfg [SCSI] fnic: Hitting BUG_ON(io_req->abts_done) in fnic_rport_exch_reset [SCSI] fnic: Remove QUEUE_FULL handling code [SCSI] fnic: On system with >1.1TB RAM, VIC fails multipath after boot up [SCSI] fnic: FC stat param seconds_since_last_reset not getting updated [SCSI] sd: Fix potential out-of-bounds access [SCSI] lpfc 8.3.42: Update lpfc version to driver version 8.3.42 [SCSI] lpfc 8.3.42: Fixed issue of task management commands having a fixed timeout [SCSI] lpfc 8.3.42: Fixed inconsistent spin lock usage. [SCSI] lpfc 8.3.42: Fix driver's abort loop functionality to skip IOs already getting aborted [SCSI] lpfc 8.3.42: Fixed failure to allocate SCSI buffer on PPC64 platform for SLI4 devices [SCSI] lpfc 8.3.42: Fix WARN_ON when driver unloads [SCSI] lpfc 8.3.42: Avoided making pci bar ioremap call during dual-chute WQ/RQ pci bar selection [SCSI] lpfc 8.3.42: Fixed driver iocbq structure's iocb_flag field running out of space [SCSI] lpfc 8.3.42: Fix crash on driver load due to cpu affinity logic [SCSI] lpfc 8.3.42: Fixed logging format of setting driver sysfs attributes hard to interpret [SCSI] lpfc 8.3.42: Fixed back to back RSCNs discovery failure. [SCSI] lpfc 8.3.42: Fixed race condition between BSG I/O dispatch and timeout handling [SCSI] lpfc 8.3.42: Fixed function mode field defined too small for not recognizing dual-chute mode ...
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c19
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.c90
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c11
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c92
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c55
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c33
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.h4
-rw-r--r--drivers/scsi/lpfc/lpfc_sli4.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_version.h2
10 files changed, 199 insertions, 110 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index df43bfe6d573..4e1b75ca7451 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -708,6 +708,7 @@ struct lpfc_hba {
uint32_t cfg_multi_ring_type;
uint32_t cfg_poll;
uint32_t cfg_poll_tmo;
+ uint32_t cfg_task_mgmt_tmo;
uint32_t cfg_use_msi;
uint32_t cfg_fcp_imax;
uint32_t cfg_fcp_cpu_map;
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 16498e030c70..00656fc92b93 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1865,8 +1865,10 @@ lpfc_##attr##_set(struct lpfc_vport *vport, uint val) \
{ \
if (val >= minval && val <= maxval) {\
lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT, \
- "3053 lpfc_" #attr " changed from %d to %d\n", \
- vport->cfg_##attr, val); \
+ "3053 lpfc_" #attr \
+ " changed from %d (x%x) to %d (x%x)\n", \
+ vport->cfg_##attr, vport->cfg_##attr, \
+ val, val); \
vport->cfg_##attr = val;\
return 0;\
}\
@@ -4011,8 +4013,11 @@ LPFC_ATTR_R(ack0, 0, 0, 1, "Enable ACK0 support");
# For [0], FCP commands are issued to Work Queues ina round robin fashion.
# For [1], FCP commands are issued to a Work Queue associated with the
# current CPU.
+# It would be set to 1 by the driver if it's able to set up cpu affinity
+# for FCP I/Os through Work Queue associated with the current CPU. Otherwise,
+# roundrobin scheduling of FCP I/Os through WQs will be used.
*/
-LPFC_ATTR_RW(fcp_io_sched, 0, 0, 1, "Determine scheduling algrithmn for "
+LPFC_ATTR_RW(fcp_io_sched, 0, 0, 1, "Determine scheduling algorithm for "
"issuing commands [0] - Round Robin, [1] - Current CPU");
/*
@@ -4110,6 +4115,12 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
"Milliseconds driver will wait between polling FCP ring");
/*
+# lpfc_task_mgmt_tmo: Maximum time to wait for task management commands
+# to complete in seconds. Value range is [5,180], default value is 60.
+*/
+LPFC_ATTR_RW(task_mgmt_tmo, 60, 5, 180,
+ "Maximum time to wait for task management commands to complete");
+/*
# lpfc_use_msi: Use MSI (Message Signaled Interrupts) in systems that
# support this feature
# 0 = MSI disabled
@@ -4295,6 +4306,7 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_issue_reset,
&dev_attr_lpfc_poll,
&dev_attr_lpfc_poll_tmo,
+ &dev_attr_lpfc_task_mgmt_tmo,
&dev_attr_lpfc_use_msi,
&dev_attr_lpfc_fcp_imax,
&dev_attr_lpfc_fcp_cpu_map,
@@ -5274,6 +5286,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_topology_init(phba, lpfc_topology);
lpfc_link_speed_init(phba, lpfc_link_speed);
lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
+ lpfc_task_mgmt_tmo_init(phba, lpfc_task_mgmt_tmo);
lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
lpfc_fcf_failover_policy_init(phba, lpfc_fcf_failover_policy);
lpfc_enable_rrq_init(phba, lpfc_enable_rrq);
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index 79c13c3263f1..b92aec989d60 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -317,6 +317,11 @@ lpfc_bsg_send_mgmt_cmd_cmp(struct lpfc_hba *phba,
}
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+ /* Close the timeout handler abort window */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ cmdiocbq->iocb_flag &= ~LPFC_IO_CMD_OUTSTANDING;
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
iocb = &dd_data->context_un.iocb;
ndlp = iocb->ndlp;
rmp = iocb->rmp;
@@ -387,6 +392,7 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
int request_nseg;
int reply_nseg;
struct bsg_job_data *dd_data;
+ unsigned long flags;
uint32_t creg_val;
int rc = 0;
int iocb_stat;
@@ -501,14 +507,24 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
}
iocb_stat = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0);
- if (iocb_stat == IOCB_SUCCESS)
+
+ if (iocb_stat == IOCB_SUCCESS) {
+ spin_lock_irqsave(&phba->hbalock, flags);
+ /* make sure the I/O had not been completed yet */
+ if (cmdiocbq->iocb_flag & LPFC_IO_LIBDFC) {
+ /* open up abort window to timeout handler */
+ cmdiocbq->iocb_flag |= LPFC_IO_CMD_OUTSTANDING;
+ }
+ spin_unlock_irqrestore(&phba->hbalock, flags);
return 0; /* done for now */
- else if (iocb_stat == IOCB_BUSY)
+ } else if (iocb_stat == IOCB_BUSY) {
rc = -EAGAIN;
- else
+ } else {
rc = -EIO;
+ }
/* iocb failed so cleanup */
+ job->dd_data = NULL;
free_rmp:
lpfc_free_bsg_buffers(phba, rmp);
@@ -577,6 +593,11 @@ lpfc_bsg_rport_els_cmp(struct lpfc_hba *phba,
}
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+ /* Close the timeout handler abort window */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ cmdiocbq->iocb_flag &= ~LPFC_IO_CMD_OUTSTANDING;
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
rsp = &rspiocbq->iocb;
pcmd = (struct lpfc_dmabuf *)cmdiocbq->context2;
prsp = (struct lpfc_dmabuf *)pcmd->list.next;
@@ -639,6 +660,7 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job)
struct lpfc_iocbq *cmdiocbq;
uint16_t rpi = 0;
struct bsg_job_data *dd_data;
+ unsigned long flags;
uint32_t creg_val;
int rc = 0;
@@ -721,15 +743,25 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job)
rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0);
- if (rc == IOCB_SUCCESS)
+ if (rc == IOCB_SUCCESS) {
+ spin_lock_irqsave(&phba->hbalock, flags);
+ /* make sure the I/O had not been completed/released */
+ if (cmdiocbq->iocb_flag & LPFC_IO_LIBDFC) {
+ /* open up abort window to timeout handler */
+ cmdiocbq->iocb_flag |= LPFC_IO_CMD_OUTSTANDING;
+ }
+ spin_unlock_irqrestore(&phba->hbalock, flags);
return 0; /* done for now */
- else if (rc == IOCB_BUSY)
+ } else if (rc == IOCB_BUSY) {
rc = -EAGAIN;
- else
+ } else {
rc = -EIO;
+ }
-linkdown_err:
+ /* iocb failed so cleanup */
+ job->dd_data = NULL;
+linkdown_err:
cmdiocbq->context1 = ndlp;
lpfc_els_free_iocb(phba, cmdiocbq);
@@ -1249,7 +1281,7 @@ lpfc_bsg_hba_get_event(struct fc_bsg_job *job)
struct lpfc_hba *phba = vport->phba;
struct get_ct_event *event_req;
struct get_ct_event_reply *event_reply;
- struct lpfc_bsg_event *evt;
+ struct lpfc_bsg_event *evt, *evt_next;
struct event_data *evt_dat = NULL;
unsigned long flags;
uint32_t rc = 0;
@@ -1269,7 +1301,7 @@ lpfc_bsg_hba_get_event(struct fc_bsg_job *job)
event_reply = (struct get_ct_event_reply *)
job->reply->reply_data.vendor_reply.vendor_rsp;
spin_lock_irqsave(&phba->ct_ev_lock, flags);
- list_for_each_entry(evt, &phba->ct_ev_waiters, node) {
+ list_for_each_entry_safe(evt, evt_next, &phba->ct_ev_waiters, node) {
if (evt->reg_id == event_req->ev_reg_id) {
if (list_empty(&evt->events_to_get))
break;
@@ -1370,6 +1402,11 @@ lpfc_issue_ct_rsp_cmp(struct lpfc_hba *phba,
}
spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+ /* Close the timeout handler abort window */
+ spin_lock_irqsave(&phba->hbalock, flags);
+ cmdiocbq->iocb_flag &= ~LPFC_IO_CMD_OUTSTANDING;
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+
ndlp = dd_data->context_un.iocb.ndlp;
cmp = cmdiocbq->context2;
bmp = cmdiocbq->context3;
@@ -1433,6 +1470,7 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag,
int rc = 0;
struct lpfc_nodelist *ndlp = NULL;
struct bsg_job_data *dd_data;
+ unsigned long flags;
uint32_t creg_val;
/* allocate our bsg tracking structure */
@@ -1542,8 +1580,19 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag,
rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, ctiocb, 0);
- if (rc == IOCB_SUCCESS)
+ if (rc == IOCB_SUCCESS) {
+ spin_lock_irqsave(&phba->hbalock, flags);
+ /* make sure the I/O had not been completed/released */
+ if (ctiocb->iocb_flag & LPFC_IO_LIBDFC) {
+ /* open up abort window to timeout handler */
+ ctiocb->iocb_flag |= LPFC_IO_CMD_OUTSTANDING;
+ }
+ spin_unlock_irqrestore(&phba->hbalock, flags);
return 0; /* done for now */
+ }
+
+ /* iocb failed so cleanup */
+ job->dd_data = NULL;
issue_ct_rsp_exit:
lpfc_sli_release_iocbq(phba, ctiocb);
@@ -5284,9 +5333,15 @@ lpfc_bsg_timeout(struct fc_bsg_job *job)
* remove it from the txq queue and call cancel iocbs.
* Otherwise, call abort iotag
*/
-
cmdiocb = dd_data->context_un.iocb.cmdiocbq;
- spin_lock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+
+ spin_lock_irqsave(&phba->hbalock, flags);
+ /* make sure the I/O abort window is still open */
+ if (!(cmdiocb->iocb_flag & LPFC_IO_CMD_OUTSTANDING)) {
+ spin_unlock_irqrestore(&phba->hbalock, flags);
+ return -EAGAIN;
+ }
list_for_each_entry_safe(check_iocb, next_iocb, &pring->txq,
list) {
if (check_iocb == cmdiocb) {
@@ -5296,8 +5351,7 @@ lpfc_bsg_timeout(struct fc_bsg_job *job)
}
if (list_empty(&completions))
lpfc_sli_issue_abort_iotag(phba, pring, cmdiocb);
- spin_unlock_irq(&phba->hbalock);
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+ spin_unlock_irqrestore(&phba->hbalock, flags);
if (!list_empty(&completions)) {
lpfc_sli_cancel_iocbs(phba, &completions,
IOSTAT_LOCAL_REJECT,
@@ -5321,9 +5375,10 @@ lpfc_bsg_timeout(struct fc_bsg_job *job)
* remove it from the txq queue and call cancel iocbs.
* Otherwise, call abort iotag.
*/
-
cmdiocb = dd_data->context_un.menlo.cmdiocbq;
- spin_lock_irq(&phba->hbalock);
+ spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+
+ spin_lock_irqsave(&phba->hbalock, flags);
list_for_each_entry_safe(check_iocb, next_iocb, &pring->txq,
list) {
if (check_iocb == cmdiocb) {
@@ -5333,8 +5388,7 @@ lpfc_bsg_timeout(struct fc_bsg_job *job)
}
if (list_empty(&completions))
lpfc_sli_issue_abort_iotag(phba, pring, cmdiocb);
- spin_unlock_irq(&phba->hbalock);
- spin_unlock_irqrestore(&phba->ct_ev_lock, flags);
+ spin_unlock_irqrestore(&phba->hbalock, flags);
if (!list_empty(&completions)) {
lpfc_sli_cancel_iocbs(phba, &completions,
IOSTAT_LOCAL_REJECT,
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 60d6ca2f68c2..7801601aa5d9 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -4437,6 +4437,7 @@ lpfc_nlp_logo_unreg(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
if (!ndlp)
return;
lpfc_issue_els_logo(vport, ndlp, 0);
+ mempool_free(pmb, phba->mbox_mem_pool);
}
/*
@@ -4456,7 +4457,15 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
int rc;
uint16_t rpi;
- if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
+ if (ndlp->nlp_flag & NLP_RPI_REGISTERED ||
+ ndlp->nlp_flag & NLP_REG_LOGIN_SEND) {
+ if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND)
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
+ "3366 RPI x%x needs to be "
+ "unregistered nlp_flag x%x "
+ "did x%x\n",
+ ndlp->nlp_rpi, ndlp->nlp_flag,
+ ndlp->nlp_DID);
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (mbox) {
/* SLI4 ports require the physical rpi value. */
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 501147c4a147..647f5bfb3bd3 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3031,10 +3031,10 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba)
phba->sli4_hba.scsi_xri_max);
spin_lock_irq(&phba->scsi_buf_list_get_lock);
- spin_lock_irq(&phba->scsi_buf_list_put_lock);
+ spin_lock(&phba->scsi_buf_list_put_lock);
list_splice_init(&phba->lpfc_scsi_buf_list_get, &scsi_sgl_list);
list_splice(&phba->lpfc_scsi_buf_list_put, &scsi_sgl_list);
- spin_unlock_irq(&phba->scsi_buf_list_put_lock);
+ spin_unlock(&phba->scsi_buf_list_put_lock);
spin_unlock_irq(&phba->scsi_buf_list_get_lock);
if (phba->sli4_hba.scsi_xri_cnt > phba->sli4_hba.scsi_xri_max) {
@@ -3070,10 +3070,10 @@ lpfc_sli4_xri_sgl_update(struct lpfc_hba *phba)
psb->cur_iocbq.sli4_xritag = phba->sli4_hba.xri_ids[lxri];
}
spin_lock_irq(&phba->scsi_buf_list_get_lock);
- spin_lock_irq(&phba->scsi_buf_list_put_lock);
+ spin_lock(&phba->scsi_buf_list_put_lock);
list_splice_init(&scsi_sgl_list, &phba->lpfc_scsi_buf_list_get);
INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_put);
- spin_unlock_irq(&phba->scsi_buf_list_put_lock);
+ spin_unlock(&phba->scsi_buf_list_put_lock);
spin_unlock_irq(&phba->scsi_buf_list_get_lock);
return 0;
@@ -4859,6 +4859,9 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
struct lpfc_mqe *mqe;
int longs;
+ /* Get all the module params for configuring this host */
+ lpfc_get_cfgparam(phba);
+
/* Before proceed, wait for POST done and device ready */
rc = lpfc_sli4_post_status_check(phba);
if (rc)
@@ -4902,15 +4905,6 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
sizeof(struct lpfc_mbox_ext_buf_ctx));
INIT_LIST_HEAD(&phba->mbox_ext_buf_ctx.ext_dmabuf_list);
- /*
- * We need to do a READ_CONFIG mailbox command here before
- * calling lpfc_get_cfgparam. For VFs this will report the
- * MAX_XRI, MAX_VPI, MAX_RPI, MAX_IOCB, and MAX_VFI settings.
- * All of the resources allocated
- * for this Port are tied to these values.
- */
- /* Get all the module params for configuring this host */
- lpfc_get_cfgparam(phba);
phba->max_vpi = LPFC_MAX_VPI;
/* This will be set to correct value after the read_config mbox */
@@ -7141,19 +7135,6 @@ lpfc_sli4_queue_destroy(struct lpfc_hba *phba)
phba->sli4_hba.fcp_wq = NULL;
}
- if (phba->pci_bar0_memmap_p) {
- iounmap(phba->pci_bar0_memmap_p);
- phba->pci_bar0_memmap_p = NULL;
- }
- if (phba->pci_bar2_memmap_p) {
- iounmap(phba->pci_bar2_memmap_p);
- phba->pci_bar2_memmap_p = NULL;
- }
- if (phba->pci_bar4_memmap_p) {
- iounmap(phba->pci_bar4_memmap_p);
- phba->pci_bar4_memmap_p = NULL;
- }
-
/* Release FCP CQ mapping array */
if (phba->sli4_hba.fcp_cq_map != NULL) {
kfree(phba->sli4_hba.fcp_cq_map);
@@ -7942,9 +7923,9 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
* particular PCI BARs regions is dependent on the type of
* SLI4 device.
*/
- if (pci_resource_start(pdev, 0)) {
- phba->pci_bar0_map = pci_resource_start(pdev, 0);
- bar0map_len = pci_resource_len(pdev, 0);
+ if (pci_resource_start(pdev, PCI_64BIT_BAR0)) {
+ phba->pci_bar0_map = pci_resource_start(pdev, PCI_64BIT_BAR0);
+ bar0map_len = pci_resource_len(pdev, PCI_64BIT_BAR0);
/*
* Map SLI4 PCI Config Space Register base to a kernel virtual
@@ -7958,6 +7939,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
"registers.\n");
goto out;
}
+ phba->pci_bar0_memmap_p = phba->sli4_hba.conf_regs_memmap_p;
/* Set up BAR0 PCI config space register memory map */
lpfc_sli4_bar0_register_memmap(phba, if_type);
} else {
@@ -7980,13 +7962,13 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
}
if ((if_type == LPFC_SLI_INTF_IF_TYPE_0) &&
- (pci_resource_start(pdev, 2))) {
+ (pci_resource_start(pdev, PCI_64BIT_BAR2))) {
/*
* Map SLI4 if type 0 HBA Control Register base to a kernel
* virtual address and setup the registers.
*/
- phba->pci_bar1_map = pci_resource_start(pdev, 2);
- bar1map_len = pci_resource_len(pdev, 2);
+ phba->pci_bar1_map = pci_resource_start(pdev, PCI_64BIT_BAR2);
+ bar1map_len = pci_resource_len(pdev, PCI_64BIT_BAR2);
phba->sli4_hba.ctrl_regs_memmap_p =
ioremap(phba->pci_bar1_map, bar1map_len);
if (!phba->sli4_hba.ctrl_regs_memmap_p) {
@@ -7994,17 +7976,18 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
"ioremap failed for SLI4 HBA control registers.\n");
goto out_iounmap_conf;
}
+ phba->pci_bar2_memmap_p = phba->sli4_hba.ctrl_regs_memmap_p;
lpfc_sli4_bar1_register_memmap(phba);
}
if ((if_type == LPFC_SLI_INTF_IF_TYPE_0) &&
- (pci_resource_start(pdev, 4))) {
+ (pci_resource_start(pdev, PCI_64BIT_BAR4))) {
/*
* Map SLI4 if type 0 HBA Doorbell Register base to a kernel
* virtual address and setup the registers.
*/
- phba->pci_bar2_map = pci_resource_start(pdev, 4);
- bar2map_len = pci_resource_len(pdev, 4);
+ phba->pci_bar2_map = pci_resource_start(pdev, PCI_64BIT_BAR4);
+ bar2map_len = pci_resource_len(pdev, PCI_64BIT_BAR4);
phba->sli4_hba.drbl_regs_memmap_p =
ioremap(phba->pci_bar2_map, bar2map_len);
if (!phba->sli4_hba.drbl_regs_memmap_p) {
@@ -8012,6 +7995,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
"ioremap failed for SLI4 HBA doorbell registers.\n");
goto out_iounmap_ctrl;
}
+ phba->pci_bar4_memmap_p = phba->sli4_hba.drbl_regs_memmap_p;
error = lpfc_sli4_bar2_register_memmap(phba, LPFC_VF0);
if (error)
goto out_iounmap_all;
@@ -8405,7 +8389,8 @@ static int
lpfc_sli4_set_affinity(struct lpfc_hba *phba, int vectors)
{
int i, idx, saved_chann, used_chann, cpu, phys_id;
- int max_phys_id, num_io_channel, first_cpu;
+ int max_phys_id, min_phys_id;
+ int num_io_channel, first_cpu, chan;
struct lpfc_vector_map_info *cpup;
#ifdef CONFIG_X86
struct cpuinfo_x86 *cpuinfo;
@@ -8423,6 +8408,7 @@ lpfc_sli4_set_affinity(struct lpfc_hba *phba, int vectors)
phba->sli4_hba.num_present_cpu));
max_phys_id = 0;
+ min_phys_id = 0xff;
phys_id = 0;
num_io_channel = 0;
first_cpu = LPFC_VECTOR_MAP_EMPTY;
@@ -8446,9 +8432,12 @@ lpfc_sli4_set_affinity(struct lpfc_hba *phba, int vectors)
if (cpup->phys_id > max_phys_id)
max_phys_id = cpup->phys_id;
+ if (cpup->phys_id < min_phys_id)
+ min_phys_id = cpup->phys_id;
cpup++;
}
+ phys_id = min_phys_id;
/* Now associate the HBA vectors with specific CPUs */
for (idx = 0; idx < vectors; idx++) {
cpup = phba->sli4_hba.cpu_map;
@@ -8459,13 +8448,25 @@ lpfc_sli4_set_affinity(struct lpfc_hba *phba, int vectors)
for (i = 1; i < max_phys_id; i++) {
phys_id++;
if (phys_id > max_phys_id)
- phys_id = 0;
+ phys_id = min_phys_id;
cpu = lpfc_find_next_cpu(phba, phys_id);
if (cpu == LPFC_VECTOR_MAP_EMPTY)
continue;
goto found;
}
+ /* Use round robin for scheduling */
+ phba->cfg_fcp_io_sched = LPFC_FCP_SCHED_ROUND_ROBIN;
+ chan = 0;
+ cpup = phba->sli4_hba.cpu_map;
+ for (i = 0; i < phba->sli4_hba.num_present_cpu; i++) {
+ cpup->channel_id = chan;
+ cpup++;
+ chan++;
+ if (chan >= phba->cfg_fcp_io_channel)
+ chan = 0;
+ }
+
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"3329 Cannot set affinity:"
"Error mapping vector %d (%d)\n",
@@ -8503,7 +8504,7 @@ found:
/* Spread vector mapping across multple physical CPU nodes */
phys_id++;
if (phys_id > max_phys_id)
- phys_id = 0;
+ phys_id = min_phys_id;
}
/*
@@ -8513,7 +8514,7 @@ found:
* Base the remaining IO channel assigned, to IO channels already
* assigned to other CPUs on the same phys_id.
*/
- for (i = 0; i <= max_phys_id; i++) {
+ for (i = min_phys_id; i <= max_phys_id; i++) {
/*
* If there are no io channels already mapped to
* this phys_id, just round robin thru the io_channels.
@@ -8595,10 +8596,11 @@ out:
if (num_io_channel != phba->sli4_hba.num_present_cpu)
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"3333 Set affinity mismatch:"
- "%d chann != %d cpus: %d vactors\n",
+ "%d chann != %d cpus: %d vectors\n",
num_io_channel, phba->sli4_hba.num_present_cpu,
vectors);
+ /* Enable using cpu affinity for scheduling */
phba->cfg_fcp_io_sched = LPFC_FCP_SCHED_BY_CPU;
return 1;
}
@@ -8689,9 +8691,12 @@ enable_msix_vectors:
cfg_fail_out:
/* free the irq already requested */
- for (--index; index >= 0; index--)
+ for (--index; index >= 0; index--) {
+ irq_set_affinity_hint(phba->sli4_hba.msix_entries[index].
+ vector, NULL);
free_irq(phba->sli4_hba.msix_entries[index].vector,
&phba->sli4_hba.fcp_eq_hdl[index]);
+ }
msi_fail_out:
/* Unconfigure MSI-X capability structure */
@@ -8712,9 +8717,12 @@ lpfc_sli4_disable_msix(struct lpfc_hba *phba)
int index;
/* Free up MSI-X multi-message vectors */
- for (index = 0; index < phba->cfg_fcp_io_channel; index++)
+ for (index = 0; index < phba->cfg_fcp_io_channel; index++) {
+ irq_set_affinity_hint(phba->sli4_hba.msix_entries[index].
+ vector, NULL);
free_irq(phba->sli4_hba.msix_entries[index].vector,
&phba->sli4_hba.fcp_eq_hdl[index]);
+ }
/* Disable MSI-X */
pci_disable_msix(phba->pcidev);
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 1242b6c4308b..c913e8cc3b26 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -926,10 +926,10 @@ lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *phba)
/* get all SCSI buffers need to repost to a local list */
spin_lock_irq(&phba->scsi_buf_list_get_lock);
- spin_lock_irq(&phba->scsi_buf_list_put_lock);
+ spin_lock(&phba->scsi_buf_list_put_lock);
list_splice_init(&phba->lpfc_scsi_buf_list_get, &post_sblist);
list_splice(&phba->lpfc_scsi_buf_list_put, &post_sblist);
- spin_unlock_irq(&phba->scsi_buf_list_put_lock);
+ spin_unlock(&phba->scsi_buf_list_put_lock);
spin_unlock_irq(&phba->scsi_buf_list_get_lock);
/* post the list of scsi buffer sgls to port if available */
@@ -1000,9 +1000,12 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
}
memset(psb->data, 0, phba->cfg_sg_dma_buf_size);
- /* Page alignment is CRITICAL, double check to be sure */
- if (((unsigned long)(psb->data) &
- (unsigned long)(SLI4_PAGE_SIZE - 1)) != 0) {
+ /*
+ * 4K Page alignment is CRITICAL to BlockGuard, double check
+ * to be sure.
+ */
+ if (phba->cfg_enable_bg && (((unsigned long)(psb->data) &
+ (unsigned long)(SLI4_PAGE_SIZE - 1)) != 0)) {
pci_pool_free(phba->lpfc_scsi_dma_buf_pool,
psb->data, psb->dma_handle);
kfree(psb);
@@ -1134,22 +1137,21 @@ lpfc_get_scsi_buf_s3(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
{
struct lpfc_scsi_buf * lpfc_cmd = NULL;
struct list_head *scsi_buf_list_get = &phba->lpfc_scsi_buf_list_get;
- unsigned long gflag = 0;
- unsigned long pflag = 0;
+ unsigned long iflag = 0;
- spin_lock_irqsave(&phba->scsi_buf_list_get_lock, gflag);
+ spin_lock_irqsave(&phba->scsi_buf_list_get_lock, iflag);
list_remove_head(scsi_buf_list_get, lpfc_cmd, struct lpfc_scsi_buf,
list);
if (!lpfc_cmd) {
- spin_lock_irqsave(&phba->scsi_buf_list_put_lock, pflag);
+ spin_lock(&phba->scsi_buf_list_put_lock);
list_splice(&phba->lpfc_scsi_buf_list_put,
&phba->lpfc_scsi_buf_list_get);
INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_put);
list_remove_head(scsi_buf_list_get, lpfc_cmd,
struct lpfc_scsi_buf, list);
- spin_unlock_irqrestore(&phba->scsi_buf_list_put_lock, pflag);
+ spin_unlock(&phba->scsi_buf_list_put_lock);
}
- spin_unlock_irqrestore(&phba->scsi_buf_list_get_lock, gflag);
+ spin_unlock_irqrestore(&phba->scsi_buf_list_get_lock, iflag);
return lpfc_cmd;
}
/**
@@ -1167,11 +1169,10 @@ static struct lpfc_scsi_buf*
lpfc_get_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
{
struct lpfc_scsi_buf *lpfc_cmd, *lpfc_cmd_next;
- unsigned long gflag = 0;
- unsigned long pflag = 0;
+ unsigned long iflag = 0;
int found = 0;
- spin_lock_irqsave(&phba->scsi_buf_list_get_lock, gflag);
+ spin_lock_irqsave(&phba->scsi_buf_list_get_lock, iflag);
list_for_each_entry_safe(lpfc_cmd, lpfc_cmd_next,
&phba->lpfc_scsi_buf_list_get, list) {
if (lpfc_test_rrq_active(phba, ndlp,
@@ -1182,11 +1183,11 @@ lpfc_get_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
break;
}
if (!found) {
- spin_lock_irqsave(&phba->scsi_buf_list_put_lock, pflag);
+ spin_lock(&phba->scsi_buf_list_put_lock);
list_splice(&phba->lpfc_scsi_buf_list_put,
&phba->lpfc_scsi_buf_list_get);
INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list_put);
- spin_unlock_irqrestore(&phba->scsi_buf_list_put_lock, pflag);
+ spin_unlock(&phba->scsi_buf_list_put_lock);
list_for_each_entry_safe(lpfc_cmd, lpfc_cmd_next,
&phba->lpfc_scsi_buf_list_get, list) {
if (lpfc_test_rrq_active(
@@ -1197,7 +1198,7 @@ lpfc_get_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
break;
}
}
- spin_unlock_irqrestore(&phba->scsi_buf_list_get_lock, gflag);
+ spin_unlock_irqrestore(&phba->scsi_buf_list_get_lock, iflag);
if (!found)
return NULL;
return lpfc_cmd;
@@ -3966,11 +3967,11 @@ lpfc_handle_fcp_err(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
/*
* Check SLI validation that all the transfer was actually done
- * (fcpi_parm should be zero).
+ * (fcpi_parm should be zero). Apply check only to reads.
*/
- } else if (fcpi_parm) {
+ } else if (fcpi_parm && (cmnd->sc_data_direction == DMA_FROM_DEVICE)) {
lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP | LOG_FCP_ERROR,
- "9029 FCP Data Transfer Check Error: "
+ "9029 FCP Read Check Error Data: "
"x%x x%x x%x x%x x%x\n",
be32_to_cpu(fcpcmd->fcpDl),
be32_to_cpu(fcprsp->rspResId),
@@ -4342,6 +4343,7 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
char tag[2];
uint8_t *ptr;
bool sli4;
+ uint32_t fcpdl;
if (!pnode || !NLP_CHK_NODE_ACT(pnode))
return;
@@ -4389,8 +4391,12 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
iocb_cmd->ulpPU = PARM_READ_CHECK;
if (vport->cfg_first_burst_size &&
(pnode->nlp_flag & NLP_FIRSTBURST)) {
- piocbq->iocb.un.fcpi.fcpi_XRdy =
- vport->cfg_first_burst_size;
+ fcpdl = scsi_bufflen(scsi_cmnd);
+ if (fcpdl < vport->cfg_first_burst_size)
+ piocbq->iocb.un.fcpi.fcpi_XRdy = fcpdl;
+ else
+ piocbq->iocb.un.fcpi.fcpi_XRdy =
+ vport->cfg_first_burst_size;
}
fcp_cmnd->fcpCntl3 = WRITE_DATA;
phba->fc4OutputRequests++;
@@ -4878,6 +4884,9 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
goto out_unlock;
}
+ /* Indicate the IO is being aborted by the driver. */
+ iocb->iocb_flag |= LPFC_DRIVER_ABORTED;
+
/*
* The scsi command can not be in txq and it is in flight because the
* pCmd is still pointig at the SCSI command we have to abort. There
@@ -5006,7 +5015,7 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata,
lpfc_cmd = lpfc_get_scsi_buf(phba, rdata->pnode);
if (lpfc_cmd == NULL)
return FAILED;
- lpfc_cmd->timeout = 60;
+ lpfc_cmd->timeout = phba->cfg_task_mgmt_tmo;
lpfc_cmd->rdata = rdata;
status = lpfc_scsi_prep_task_mgmt_cmd(vport, lpfc_cmd, lun_id,
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 0392e114531c..612f48973ff2 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -9831,6 +9831,13 @@ lpfc_sli_abort_iocb(struct lpfc_vport *vport, struct lpfc_sli_ring *pring,
abort_cmd) != 0)
continue;
+ /*
+ * If the iocbq is already being aborted, don't take a second
+ * action, but do count it.
+ */
+ if (iocbq->iocb_flag & LPFC_DRIVER_ABORTED)
+ continue;
+
/* issue ABTS for this IOCB based on iotag */
abtsiocb = lpfc_sli_get_iocbq(phba);
if (abtsiocb == NULL) {
@@ -9838,6 +9845,9 @@ lpfc_sli_abort_iocb(struct lpfc_vport *vport, struct lpfc_sli_ring *pring,
continue;
}
+ /* indicate the IO is being aborted by the driver. */
+ iocbq->iocb_flag |= LPFC_DRIVER_ABORTED;
+
cmd = &iocbq->iocb;
abtsiocb->iocb.un.acxri.abortType = ABORT_TYPE_ABTS;
abtsiocb->iocb.un.acxri.abortContextTag = cmd->ulpContext;
@@ -9847,7 +9857,7 @@ lpfc_sli_abort_iocb(struct lpfc_vport *vport, struct lpfc_sli_ring *pring,
abtsiocb->iocb.un.acxri.abortIoTag = cmd->ulpIoTag;
abtsiocb->iocb.ulpLe = 1;
abtsiocb->iocb.ulpClass = cmd->ulpClass;
- abtsiocb->vport = phba->pport;
+ abtsiocb->vport = vport;
/* ABTS WQE must go to the same WQ as the WQE to be aborted */
abtsiocb->fcp_wqidx = iocbq->fcp_wqidx;
@@ -12233,7 +12243,6 @@ static void __iomem *
lpfc_dual_chute_pci_bar_map(struct lpfc_hba *phba, uint16_t pci_barset)
{
struct pci_dev *pdev;
- unsigned long bar_map, bar_map_len;
if (!phba->pcidev)
return NULL;
@@ -12242,25 +12251,10 @@ lpfc_dual_chute_pci_bar_map(struct lpfc_hba *phba, uint16_t pci_barset)
switch (pci_barset) {
case WQ_PCI_BAR_0_AND_1:
- if (!phba->pci_bar0_memmap_p) {
- bar_map = pci_resource_start(pdev, PCI_64BIT_BAR0);
- bar_map_len = pci_resource_len(pdev, PCI_64BIT_BAR0);
- phba->pci_bar0_memmap_p = ioremap(bar_map, bar_map_len);
- }
return phba->pci_bar0_memmap_p;
case WQ_PCI_BAR_2_AND_3:
- if (!phba->pci_bar2_memmap_p) {
- bar_map = pci_resource_start(pdev, PCI_64BIT_BAR2);
- bar_map_len = pci_resource_len(pdev, PCI_64BIT_BAR2);
- phba->pci_bar2_memmap_p = ioremap(bar_map, bar_map_len);
- }
return phba->pci_bar2_memmap_p;
case WQ_PCI_BAR_4_AND_5:
- if (!phba->pci_bar4_memmap_p) {
- bar_map = pci_resource_start(pdev, PCI_64BIT_BAR4);
- bar_map_len = pci_resource_len(pdev, PCI_64BIT_BAR4);
- phba->pci_bar4_memmap_p = ioremap(bar_map, bar_map_len);
- }
return phba->pci_bar4_memmap_p;
default:
break;
@@ -15808,7 +15802,7 @@ lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *phba, uint16_t fcf_index)
void
lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *phba, uint16_t fcf_index)
{
- struct lpfc_fcf_pri *fcf_pri;
+ struct lpfc_fcf_pri *fcf_pri, *fcf_pri_next;
if (fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) {
lpfc_printf_log(phba, KERN_ERR, LOG_FIP,
"2762 FCF (x%x) reached driver's book "
@@ -15818,7 +15812,8 @@ lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *phba, uint16_t fcf_index)
}
/* Clear the eligible FCF record index bmask */
spin_lock_irq(&phba->hbalock);
- list_for_each_entry(fcf_pri, &phba->fcf.fcf_pri_list, list) {
+ list_for_each_entry_safe(fcf_pri, fcf_pri_next, &phba->fcf.fcf_pri_list,
+ list) {
if (fcf_pri->fcf_rec.fcf_index == fcf_index) {
list_del_init(&fcf_pri->list);
break;
diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h
index 97617996206d..6b0f2478706e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.h
+++ b/drivers/scsi/lpfc/lpfc_sli.h
@@ -58,7 +58,7 @@ struct lpfc_iocbq {
IOCB_t iocb; /* IOCB cmd */
uint8_t retry; /* retry counter for IOCB cmd - if needed */
- uint16_t iocb_flag;
+ uint32_t iocb_flag;
#define LPFC_IO_LIBDFC 1 /* libdfc iocb */
#define LPFC_IO_WAKE 2 /* Synchronous I/O completed */
#define LPFC_IO_WAKE_TMO LPFC_IO_WAKE /* Synchronous I/O timed out */
@@ -73,11 +73,11 @@ struct lpfc_iocbq {
#define LPFC_IO_DIF_PASS 0x400 /* T10 DIF IO pass-thru prot */
#define LPFC_IO_DIF_STRIP 0x800 /* T10 DIF IO strip prot */
#define LPFC_IO_DIF_INSERT 0x1000 /* T10 DIF IO insert prot */
+#define LPFC_IO_CMD_OUTSTANDING 0x2000 /* timeout handler abort window */
#define LPFC_FIP_ELS_ID_MASK 0xc000 /* ELS_ID range 0-3, non-shifted mask */
#define LPFC_FIP_ELS_ID_SHIFT 14
- uint8_t rsvd2;
uint32_t drvrTimeout; /* driver timeout in seconds */
uint32_t fcp_wqidx; /* index to FCP work queue */
struct lpfc_vport *vport;/* virtual port pointer */
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 5bcc38223ac9..85120b77aa0e 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -523,7 +523,7 @@ struct lpfc_sli4_hba {
struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */
struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */
- uint8_t fw_func_mode; /* FW function protocol mode */
+ uint32_t fw_func_mode; /* FW function protocol mode */
uint32_t ulp0_mode; /* ULP0 protocol mode */
uint32_t ulp1_mode; /* ULP1 protocol mode */
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index 21859d2006ce..f58f18342bc3 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
* included with this package. *
*******************************************************************/
-#define LPFC_DRIVER_VERSION "8.3.41"
+#define LPFC_DRIVER_VERSION "8.3.42"
#define LPFC_DRIVER_NAME "lpfc"
/* Used for SLI 2/3 */