summaryrefslogtreecommitdiff
path: root/drivers/scsi/lpfc/lpfc_nvmet.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nvmet.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_nvmet.c57
1 files changed, 34 insertions, 23 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c
index dff4584d338b..4cfc928bcf2d 100644
--- a/drivers/scsi/lpfc/lpfc_nvmet.c
+++ b/drivers/scsi/lpfc/lpfc_nvmet.c
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2017-2023 Broadcom. All Rights Reserved. The term *
+ * Copyright (C) 2017-2024 Broadcom. All Rights Reserved. The term *
* “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
* Copyright (C) 2004-2016 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
@@ -24,7 +24,7 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <linux/crc-t10dif.h>
#include <net/checksum.h>
@@ -872,7 +872,7 @@ __lpfc_nvme_xmt_ls_rsp(struct lpfc_async_xchg_ctx *axchg,
struct ulp_bde64 bpl;
int rc;
- if (phba->pport->load_flag & FC_UNLOADING)
+ if (test_bit(FC_UNLOADING, &phba->pport->load_flag))
return -ENODEV;
lpfc_printf_log(phba, KERN_INFO, LOG_NVME_DISC,
@@ -984,7 +984,7 @@ lpfc_nvmet_xmt_ls_rsp(struct nvmet_fc_target_port *tgtport,
struct lpfc_nvmet_tgtport *nvmep = tgtport->private;
int rc;
- if (axchg->phba->pport->load_flag & FC_UNLOADING)
+ if (test_bit(FC_UNLOADING, &axchg->phba->pport->load_flag))
return -ENODEV;
rc = __lpfc_nvme_xmt_ls_rsp(axchg, ls_rsp, lpfc_nvmet_xmt_ls_rsp_cmp);
@@ -1022,7 +1022,7 @@ lpfc_nvmet_xmt_fcp_op(struct nvmet_fc_target_port *tgtport,
int id;
#endif
- if (phba->pport->load_flag & FC_UNLOADING) {
+ if (test_bit(FC_UNLOADING, &phba->pport->load_flag)) {
rc = -ENODEV;
goto aerr;
}
@@ -1145,7 +1145,7 @@ lpfc_nvmet_xmt_fcp_abort(struct nvmet_fc_target_port *tgtport,
struct lpfc_queue *wq;
unsigned long flags;
- if (phba->pport->load_flag & FC_UNLOADING)
+ if (test_bit(FC_UNLOADING, &phba->pport->load_flag))
return;
if (!ctxp->hdwq)
@@ -1243,7 +1243,7 @@ lpfc_nvmet_defer_rcv(struct nvmet_fc_target_port *tgtport,
struct lpfc_nvmet_tgtport *tgtp;
struct lpfc_async_xchg_ctx *ctxp =
container_of(rsp, struct lpfc_async_xchg_ctx, hdlrctx.fcp_req);
- struct rqb_dmabuf *nvmebuf = ctxp->rqb_buffer;
+ struct rqb_dmabuf *nvmebuf;
struct lpfc_hba *phba = ctxp->phba;
unsigned long iflag;
@@ -1251,13 +1251,18 @@ lpfc_nvmet_defer_rcv(struct nvmet_fc_target_port *tgtport,
lpfc_nvmeio_data(phba, "NVMET DEFERRCV: xri x%x sz %d CPU %02x\n",
ctxp->oxid, ctxp->size, raw_smp_processor_id());
+ spin_lock_irqsave(&ctxp->ctxlock, iflag);
+ nvmebuf = ctxp->rqb_buffer;
if (!nvmebuf) {
+ spin_unlock_irqrestore(&ctxp->ctxlock, iflag);
lpfc_printf_log(phba, KERN_INFO, LOG_NVME_IOERR,
"6425 Defer rcv: no buffer oxid x%x: "
"flg %x ste %x\n",
ctxp->oxid, ctxp->flag, ctxp->state);
return;
}
+ ctxp->rqb_buffer = NULL;
+ spin_unlock_irqrestore(&ctxp->ctxlock, iflag);
tgtp = phba->targetport->private;
if (tgtp)
@@ -1265,9 +1270,6 @@ lpfc_nvmet_defer_rcv(struct nvmet_fc_target_port *tgtport,
/* Free the nvmebuf since a new buffer already replaced it */
nvmebuf->hrq->rqbp->rqb_free_buffer(phba, nvmebuf);
- spin_lock_irqsave(&ctxp->ctxlock, iflag);
- ctxp->rqb_buffer = NULL;
- spin_unlock_irqrestore(&ctxp->ctxlock, iflag);
}
/**
@@ -1317,7 +1319,7 @@ lpfc_nvmet_ls_req(struct nvmet_fc_target_port *targetport,
return -EINVAL;
phba = lpfc_nvmet->phba;
- if (phba->pport->load_flag & FC_UNLOADING)
+ if (test_bit(FC_UNLOADING, &phba->pport->load_flag))
return -EINVAL;
hstate = atomic_read(&lpfc_nvmet->state);
@@ -1353,7 +1355,7 @@ lpfc_nvmet_ls_abort(struct nvmet_fc_target_port *targetport,
int ret;
phba = lpfc_nvmet->phba;
- if (phba->pport->load_flag & FC_UNLOADING)
+ if (test_bit(FC_UNLOADING, &phba->pport->load_flag))
return;
ndlp = (struct lpfc_nodelist *)hosthandle;
@@ -1363,6 +1365,16 @@ lpfc_nvmet_ls_abort(struct nvmet_fc_target_port *targetport,
atomic_inc(&lpfc_nvmet->xmt_ls_abort);
}
+static int
+lpfc_nvmet_host_traddr(void *hosthandle, u64 *wwnn, u64 *wwpn)
+{
+ struct lpfc_nodelist *ndlp = hosthandle;
+
+ *wwnn = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
+ *wwpn = wwn_to_u64(ndlp->nlp_portname.u.wwn);
+ return 0;
+}
+
static void
lpfc_nvmet_host_release(void *hosthandle)
{
@@ -1413,6 +1425,7 @@ static struct nvmet_fc_target_template lpfc_tgttemplate = {
.ls_req = lpfc_nvmet_ls_req,
.ls_abort = lpfc_nvmet_ls_abort,
.host_release = lpfc_nvmet_host_release,
+ .host_traddr = lpfc_nvmet_host_traddr,
.max_hw_queues = 1,
.max_sgl_segments = LPFC_NVMET_DEFAULT_SEGS,
@@ -1586,7 +1599,7 @@ lpfc_nvmet_setup_io_context(struct lpfc_hba *phba)
wqe = &nvmewqe->wqe;
/* Initialize WQE */
- memset(wqe, 0, sizeof(union lpfc_wqe));
+ memset(wqe, 0, sizeof(*wqe));
ctx_buf->iocbq->cmd_dmabuf = NULL;
spin_lock(&phba->sli4_hba.sgl_list_lock);
@@ -1620,10 +1633,7 @@ lpfc_nvmet_setup_io_context(struct lpfc_hba *phba)
cpu = cpumask_first(cpu_present_mask);
continue;
}
- cpu = cpumask_next(cpu, cpu_present_mask);
- if (cpu == nr_cpu_ids)
- cpu = cpumask_first(cpu_present_mask);
-
+ cpu = lpfc_next_present_cpu(cpu);
}
for_each_present_cpu(i) {
@@ -1814,7 +1824,9 @@ lpfc_sli4_nvmet_xri_aborted(struct lpfc_hba *phba,
ctxp->flag &= ~LPFC_NVME_XBUSY;
spin_unlock_irqrestore(&ctxp->ctxlock, iflag);
+ spin_lock_irqsave(&phba->rrq_list_lock, iflag);
rrq_empty = list_empty(&phba->active_rrq_list);
+ spin_unlock_irqrestore(&phba->rrq_list_lock, iflag);
ndlp = lpfc_findnode_did(phba->pport, ctxp->sid);
if (ndlp &&
(ndlp->nlp_state == NLP_STE_UNMAPPED_NODE ||
@@ -2132,7 +2144,7 @@ lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba)
* @phba: pointer to lpfc hba data structure.
* @axchg: pointer to exchange context for the NVME LS request
*
- * This routine is used for processing an asychronously received NVME LS
+ * This routine is used for processing an asynchronously received NVME LS
* request. Any remaining validation is done and the LS is then forwarded
* to the nvmet-fc transport via nvmet_fc_rcv_ls_req().
*
@@ -2844,7 +2856,7 @@ lpfc_nvmet_prep_fcp_wqe(struct lpfc_hba *phba,
/* In template ar=1 wqes=0 sup=0 irsp=0 irsplen=0 */
if (rsp->rsplen == LPFC_NVMET_SUCCESS_LEN) {
- if (ndlp->nlp_flag & NLP_SUPPRESS_RSP)
+ if (test_bit(NLP_SUPPRESS_RSP, &ndlp->nlp_flag))
bf_set(wqe_sup,
&wqe->fcp_tsend.wqe_com, 1);
} else {
@@ -3396,14 +3408,12 @@ lpfc_nvmet_sol_fcp_issue_abort(struct lpfc_hba *phba,
/* If the hba is getting reset, this flag is set. It is
* cleared when the reset is complete and rings reestablished.
*/
- spin_lock_irqsave(&phba->hbalock, flags);
/* driver queued commands are in process of being flushed */
- if (phba->hba_flag & HBA_IOQ_FLUSH) {
- spin_unlock_irqrestore(&phba->hbalock, flags);
+ if (test_bit(HBA_IOQ_FLUSH, &phba->hba_flag)) {
atomic_inc(&tgtp->xmt_abort_rsp_error);
lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
"6163 Driver in reset cleanup - flushing "
- "NVME Req now. hba_flag x%x oxid x%x\n",
+ "NVME Req now. hba_flag x%lx oxid x%x\n",
phba->hba_flag, ctxp->oxid);
lpfc_sli_release_iocbq(phba, abts_wqeq);
spin_lock_irqsave(&ctxp->ctxlock, flags);
@@ -3412,6 +3422,7 @@ lpfc_nvmet_sol_fcp_issue_abort(struct lpfc_hba *phba,
return 0;
}
+ spin_lock_irqsave(&phba->hbalock, flags);
/* Outstanding abort is in progress */
if (abts_wqeq->cmd_flag & LPFC_DRIVER_ABORTED) {
spin_unlock_irqrestore(&phba->hbalock, flags);
generated by cgit (git 2.34.1) at 2025-12-25 15:54:16 +0000