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path: root/drivers/infiniband/hw/hfi1
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Diffstat (limited to 'drivers/infiniband/hw/hfi1')
-rw-r--r--drivers/infiniband/hw/hfi1/affinity.c31
-rw-r--r--drivers/infiniband/hw/hfi1/chip.c50
-rw-r--r--drivers/infiniband/hw/hfi1/file_ops.c3
-rw-r--r--drivers/infiniband/hw/hfi1/init.c4
-rw-r--r--drivers/infiniband/hw/hfi1/mad.c19
-rw-r--r--drivers/infiniband/hw/hfi1/mad.h2
-rw-r--r--drivers/infiniband/hw/hfi1/pio.c26
-rw-r--r--drivers/infiniband/hw/hfi1/qsfp.c3
-rw-r--r--drivers/infiniband/hw/hfi1/trace.c13
-rw-r--r--drivers/infiniband/hw/hfi1/ud.c23
-rw-r--r--drivers/infiniband/hw/hfi1/user_sdma.c6
-rw-r--r--drivers/infiniband/hw/hfi1/verbs_txreq.c4
-rw-r--r--drivers/infiniband/hw/hfi1/verbs_txreq.h1
13 files changed, 98 insertions, 87 deletions
diff --git a/drivers/infiniband/hw/hfi1/affinity.c b/drivers/infiniband/hw/hfi1/affinity.c
index 6e7050ab9e16..14d7eeb09be6 100644
--- a/drivers/infiniband/hw/hfi1/affinity.c
+++ b/drivers/infiniband/hw/hfi1/affinity.c
@@ -300,16 +300,15 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
const struct cpumask *node_mask,
*proc_mask = tsk_cpus_allowed(current);
struct cpu_mask_set *set = &dd->affinity->proc;
- char buf[1024];
/*
* check whether process/context affinity has already
* been set
*/
if (cpumask_weight(proc_mask) == 1) {
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(proc_mask));
- hfi1_cdbg(PROC, "PID %u %s affinity set to CPU %s",
- current->pid, current->comm, buf);
+ hfi1_cdbg(PROC, "PID %u %s affinity set to CPU %*pbl",
+ current->pid, current->comm,
+ cpumask_pr_args(proc_mask));
/*
* Mark the pre-set CPU as used. This is atomic so we don't
* need the lock
@@ -318,9 +317,9 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
cpumask_set_cpu(cpu, &set->used);
goto done;
} else if (cpumask_weight(proc_mask) < cpumask_weight(&set->mask)) {
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(proc_mask));
- hfi1_cdbg(PROC, "PID %u %s affinity set to CPU set(s) %s",
- current->pid, current->comm, buf);
+ hfi1_cdbg(PROC, "PID %u %s affinity set to CPU set(s) %*pbl",
+ current->pid, current->comm,
+ cpumask_pr_args(proc_mask));
goto done;
}
@@ -356,8 +355,8 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
cpumask_or(intrs, intrs, (dd->affinity->rcv_intr.gen ?
&dd->affinity->rcv_intr.mask :
&dd->affinity->rcv_intr.used));
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(intrs));
- hfi1_cdbg(PROC, "CPUs used by interrupts: %s", buf);
+ hfi1_cdbg(PROC, "CPUs used by interrupts: %*pbl",
+ cpumask_pr_args(intrs));
/*
* If we don't have a NUMA node requested, preference is towards
@@ -366,18 +365,16 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
if (node == -1)
node = dd->node;
node_mask = cpumask_of_node(node);
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(node_mask));
- hfi1_cdbg(PROC, "device on NUMA %u, CPUs %s", node, buf);
+ hfi1_cdbg(PROC, "device on NUMA %u, CPUs %*pbl", node,
+ cpumask_pr_args(node_mask));
/* diff will hold all unused cpus */
cpumask_andnot(diff, &set->mask, &set->used);
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(diff));
- hfi1_cdbg(PROC, "unused CPUs (all) %s", buf);
+ hfi1_cdbg(PROC, "unused CPUs (all) %*pbl", cpumask_pr_args(diff));
/* get cpumask of available CPUs on preferred NUMA */
cpumask_and(mask, diff, node_mask);
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(mask));
- hfi1_cdbg(PROC, "available cpus on NUMA %s", buf);
+ hfi1_cdbg(PROC, "available cpus on NUMA %*pbl", cpumask_pr_args(mask));
/*
* At first, we don't want to place processes on the same
@@ -395,8 +392,8 @@ int hfi1_get_proc_affinity(struct hfi1_devdata *dd, int node)
cpumask_andnot(diff, &set->mask, &set->used);
cpumask_andnot(mask, diff, node_mask);
}
- scnprintf(buf, 1024, "%*pbl", cpumask_pr_args(mask));
- hfi1_cdbg(PROC, "possible CPUs for process %s", buf);
+ hfi1_cdbg(PROC, "possible CPUs for process %*pbl",
+ cpumask_pr_args(mask));
cpu = cpumask_first(mask);
if (cpu >= nr_cpu_ids) /* empty */
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 3b876da745a1..dad4d0ebbdff 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -1037,7 +1037,7 @@ static void dc_shutdown(struct hfi1_devdata *);
static void dc_start(struct hfi1_devdata *);
static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
unsigned int *np);
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd);
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd);
/*
* Error interrupt table entry. This is used as input to the interrupt
@@ -6962,8 +6962,6 @@ void handle_link_down(struct work_struct *work)
}
reset_neighbor_info(ppd);
- if (ppd->mgmt_allowed)
- remove_full_mgmt_pkey(ppd);
/* disable the port */
clear_rcvctrl(ppd->dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
@@ -7070,12 +7068,16 @@ static void add_full_mgmt_pkey(struct hfi1_pportdata *ppd)
__func__, ppd->pkeys[2], FULL_MGMT_P_KEY);
ppd->pkeys[2] = FULL_MGMT_P_KEY;
(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+ hfi1_event_pkey_change(ppd->dd, ppd->port);
}
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd)
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd)
{
- ppd->pkeys[2] = 0;
- (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+ if (ppd->pkeys[2] != 0) {
+ ppd->pkeys[2] = 0;
+ (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+ hfi1_event_pkey_change(ppd->dd, ppd->port);
+ }
}
/*
@@ -7832,8 +7834,8 @@ static void handle_dcc_err(struct hfi1_devdata *dd, u32 unused, u64 reg)
* save first 2 flits in the packet that caused
* the error
*/
- dd->err_info_rcvport.packet_flit1 = hdr0;
- dd->err_info_rcvport.packet_flit2 = hdr1;
+ dd->err_info_rcvport.packet_flit1 = hdr0;
+ dd->err_info_rcvport.packet_flit2 = hdr1;
}
switch (info) {
case 1:
@@ -9168,6 +9170,13 @@ int start_link(struct hfi1_pportdata *ppd)
return 0;
}
+ /*
+ * FULL_MGMT_P_KEY is cleared from the pkey table, so that the
+ * pkey table can be configured properly if the HFI unit is connected
+ * to switch port with MgmtAllowed=NO
+ */
+ clear_full_mgmt_pkey(ppd);
+
return set_link_state(ppd, HLS_DN_POLL);
}
@@ -9777,7 +9786,7 @@ static void set_send_length(struct hfi1_pportdata *ppd)
u64 len1 = 0, len2 = (((dd->vld[15].mtu + max_hb) >> 2)
& SEND_LEN_CHECK1_LEN_VL15_MASK) <<
SEND_LEN_CHECK1_LEN_VL15_SHIFT;
- int i;
+ int i, j;
u32 thres;
for (i = 0; i < ppd->vls_supported; i++) {
@@ -9801,7 +9810,10 @@ static void set_send_length(struct hfi1_pportdata *ppd)
sc_mtu_to_threshold(dd->vld[i].sc,
dd->vld[i].mtu,
dd->rcd[0]->rcvhdrqentsize));
- sc_set_cr_threshold(dd->vld[i].sc, thres);
+ for (j = 0; j < INIT_SC_PER_VL; j++)
+ sc_set_cr_threshold(
+ pio_select_send_context_vl(dd, j, i),
+ thres);
}
thres = min(sc_percent_to_threshold(dd->vld[15].sc, 50),
sc_mtu_to_threshold(dd->vld[15].sc,
@@ -11906,7 +11918,7 @@ static void update_synth_timer(unsigned long opaque)
hfi1_cdbg(CNTR, "[%d] No update necessary", dd->unit);
}
-mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
+ mod_timer(&dd->synth_stats_timer, jiffies + HZ * SYNTH_CNT_TIME);
}
#define C_MAX_NAME 13 /* 12 chars + one for /0 */
@@ -14101,8 +14113,14 @@ static int init_asic_data(struct hfi1_devdata *dd)
{
unsigned long flags;
struct hfi1_devdata *tmp, *peer = NULL;
+ struct hfi1_asic_data *asic_data;
int ret = 0;
+ /* pre-allocate the asic structure in case we are the first device */
+ asic_data = kzalloc(sizeof(*dd->asic_data), GFP_KERNEL);
+ if (!asic_data)
+ return -ENOMEM;
+
spin_lock_irqsave(&hfi1_devs_lock, flags);
/* Find our peer device */
list_for_each_entry(tmp, &hfi1_dev_list, list) {
@@ -14114,18 +14132,14 @@ static int init_asic_data(struct hfi1_devdata *dd)
}
if (peer) {
+ /* use already allocated structure */
dd->asic_data = peer->asic_data;
+ kfree(asic_data);
} else {
- dd->asic_data = kzalloc(sizeof(*dd->asic_data), GFP_KERNEL);
- if (!dd->asic_data) {
- ret = -ENOMEM;
- goto done;
- }
+ dd->asic_data = asic_data;
mutex_init(&dd->asic_data->asic_resource_mutex);
}
dd->asic_data->dds[dd->hfi1_id] = dd; /* self back-pointer */
-
-done:
spin_unlock_irqrestore(&hfi1_devs_lock, flags);
return ret;
}
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 7a5b0e676cc7..c702a009608f 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -203,6 +203,9 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd,
switch (cmd) {
case HFI1_IOCTL_ASSIGN_CTXT:
+ if (uctxt)
+ return -EINVAL;
+
if (copy_from_user(&uinfo,
(struct hfi1_user_info __user *)arg,
sizeof(uinfo)))
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index 5cc492e5776d..eed971ccd2a1 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -1337,7 +1337,7 @@ static void cleanup_device_data(struct hfi1_devdata *dd)
dma_free_coherent(&dd->pcidev->dev, sizeof(u64),
(void *)dd->rcvhdrtail_dummy_kvaddr,
dd->rcvhdrtail_dummy_physaddr);
- dd->rcvhdrtail_dummy_kvaddr = NULL;
+ dd->rcvhdrtail_dummy_kvaddr = NULL;
}
for (ctxt = 0; tmp && ctxt < dd->num_rcv_contexts; ctxt++) {
@@ -1383,7 +1383,7 @@ static void postinit_cleanup(struct hfi1_devdata *dd)
static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
int ret = 0, j, pidx, initfail;
- struct hfi1_devdata *dd = NULL;
+ struct hfi1_devdata *dd = ERR_PTR(-EINVAL);
struct hfi1_pportdata *ppd;
/* First, lock the non-writable module parameters */
diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c
index 219029576ba0..fca07a1d6c28 100644
--- a/drivers/infiniband/hw/hfi1/mad.c
+++ b/drivers/infiniband/hw/hfi1/mad.c
@@ -78,6 +78,16 @@ static inline void clear_opa_smp_data(struct opa_smp *smp)
memset(data, 0, size);
}
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port)
+{
+ struct ib_event event;
+
+ event.event = IB_EVENT_PKEY_CHANGE;
+ event.device = &dd->verbs_dev.rdi.ibdev;
+ event.element.port_num = port;
+ ib_dispatch_event(&event);
+}
+
static void send_trap(struct hfi1_ibport *ibp, void *data, unsigned len)
{
struct ib_mad_send_buf *send_buf;
@@ -1418,15 +1428,10 @@ static int set_pkeys(struct hfi1_devdata *dd, u8 port, u16 *pkeys)
}
if (changed) {
- struct ib_event event;
-
(void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
-
- event.event = IB_EVENT_PKEY_CHANGE;
- event.device = &dd->verbs_dev.rdi.ibdev;
- event.element.port_num = port;
- ib_dispatch_event(&event);
+ hfi1_event_pkey_change(dd, port);
}
+
return 0;
}
diff --git a/drivers/infiniband/hw/hfi1/mad.h b/drivers/infiniband/hw/hfi1/mad.h
index 55ee08675333..8b734aaae88a 100644
--- a/drivers/infiniband/hw/hfi1/mad.h
+++ b/drivers/infiniband/hw/hfi1/mad.h
@@ -434,4 +434,6 @@ struct sc2vlnt {
COUNTER_MASK(1, 3) | \
COUNTER_MASK(1, 4))
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port);
+
#endif /* _HFI1_MAD_H */
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index d5edb1afbb8f..d4022450b73f 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -995,7 +995,7 @@ static void sc_wait_for_packet_egress(struct send_context *sc, int pause)
/* counter is reset if occupancy count changes */
if (reg != reg_prev)
loop = 0;
- if (loop > 500) {
+ if (loop > 50000) {
/* timed out - bounce the link */
dd_dev_err(dd,
"%s: context %u(%u) timeout waiting for packets to egress, remaining count %u, bouncing link\n",
@@ -1798,6 +1798,21 @@ static void pio_map_rcu_callback(struct rcu_head *list)
}
/*
+ * Set credit return threshold for the kernel send context
+ */
+static void set_threshold(struct hfi1_devdata *dd, int scontext, int i)
+{
+ u32 thres;
+
+ thres = min(sc_percent_to_threshold(dd->kernel_send_context[scontext],
+ 50),
+ sc_mtu_to_threshold(dd->kernel_send_context[scontext],
+ dd->vld[i].mtu,
+ dd->rcd[0]->rcvhdrqentsize));
+ sc_set_cr_threshold(dd->kernel_send_context[scontext], thres);
+}
+
+/*
* pio_map_init - called when #vls change
* @dd: hfi1_devdata
* @port: port number
@@ -1872,11 +1887,16 @@ int pio_map_init(struct hfi1_devdata *dd, u8 port, u8 num_vls, u8 *vl_scontexts)
if (!newmap->map[i])
goto bail;
newmap->map[i]->mask = (1 << ilog2(sz)) - 1;
- /* assign send contexts */
+ /*
+ * assign send contexts and
+ * adjust credit return threshold
+ */
for (j = 0; j < sz; j++) {
- if (dd->kernel_send_context[scontext])
+ if (dd->kernel_send_context[scontext]) {
newmap->map[i]->ksc[j] =
dd->kernel_send_context[scontext];
+ set_threshold(dd, scontext, i);
+ }
if (++scontext >= first_scontext +
vl_scontexts[i])
/* wrap back to first send context */
diff --git a/drivers/infiniband/hw/hfi1/qsfp.c b/drivers/infiniband/hw/hfi1/qsfp.c
index 2441669f0817..9fb561682c66 100644
--- a/drivers/infiniband/hw/hfi1/qsfp.c
+++ b/drivers/infiniband/hw/hfi1/qsfp.c
@@ -579,7 +579,8 @@ int qsfp_dump(struct hfi1_pportdata *ppd, char *buf, int len)
if (ppd->qsfp_info.cache_valid) {
if (QSFP_IS_CU(cache[QSFP_MOD_TECH_OFFS]))
- sprintf(lenstr, "%dM ", cache[QSFP_MOD_LEN_OFFS]);
+ snprintf(lenstr, sizeof(lenstr), "%dM ",
+ cache[QSFP_MOD_LEN_OFFS]);
power_byte = cache[QSFP_MOD_PWR_OFFS];
sofar += scnprintf(buf + sofar, len - sofar, "PWR:%.3sW\n",
diff --git a/drivers/infiniband/hw/hfi1/trace.c b/drivers/infiniband/hw/hfi1/trace.c
index 79b2952c0dfb..4cfb13771897 100644
--- a/drivers/infiniband/hw/hfi1/trace.c
+++ b/drivers/infiniband/hw/hfi1/trace.c
@@ -214,19 +214,6 @@ const char *print_u32_array(
return ret;
}
-const char *print_u64_array(
- struct trace_seq *p,
- u64 *arr, int len)
-{
- int i;
- const char *ret = trace_seq_buffer_ptr(p);
-
- for (i = 0; i < len; i++)
- trace_seq_printf(p, "%s0x%016llx", i == 0 ? "" : " ", arr[i]);
- trace_seq_putc(p, 0);
- return ret;
-}
-
__hfi1_trace_fn(PKT);
__hfi1_trace_fn(PROC);
__hfi1_trace_fn(SDMA);
diff --git a/drivers/infiniband/hw/hfi1/ud.c b/drivers/infiniband/hw/hfi1/ud.c
index 1e503ad0bebb..be91f6fa1c87 100644
--- a/drivers/infiniband/hw/hfi1/ud.c
+++ b/drivers/infiniband/hw/hfi1/ud.c
@@ -678,8 +678,7 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
u32 tlen = packet->tlen;
struct rvt_qp *qp = packet->qp;
bool has_grh = rcv_flags & HFI1_HAS_GRH;
- bool sc4_bit = has_sc4_bit(packet);
- u8 sc;
+ u8 sc5 = hdr2sc((struct hfi1_message_header *)hdr, packet->rhf);
u32 bth1;
int is_mcast;
struct ib_grh *grh = NULL;
@@ -697,10 +696,8 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
*/
struct hfi1_pportdata *ppd = ppd_from_ibp(ibp);
u32 lqpn = be32_to_cpu(ohdr->bth[1]) & RVT_QPN_MASK;
- u8 sl, sc5;
+ u8 sl;
- sc5 = (be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf;
- sc5 |= sc4_bit;
sl = ibp->sc_to_sl[sc5];
process_becn(ppd, sl, 0, lqpn, 0, IB_CC_SVCTYPE_UD);
@@ -717,10 +714,6 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
if (!is_mcast && (opcode != IB_OPCODE_CNP) && bth1 & HFI1_FECN_SMASK) {
u16 slid = be16_to_cpu(hdr->lrh[3]);
- u8 sc5;
-
- sc5 = (be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf;
- sc5 |= sc4_bit;
return_cnp(ibp, qp, src_qp, pkey, dlid, slid, sc5, grh);
}
@@ -745,10 +738,6 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
if (qp->ibqp.qp_num > 1) {
struct hfi1_pportdata *ppd = ppd_from_ibp(ibp);
u16 slid;
- u8 sc5;
-
- sc5 = (be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf;
- sc5 |= sc4_bit;
slid = be16_to_cpu(hdr->lrh[3]);
if (unlikely(rcv_pkey_check(ppd, pkey, sc5, slid))) {
@@ -790,10 +779,6 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
/* Received on QP0, and so by definition, this is an SMP */
struct opa_smp *smp = (struct opa_smp *)data;
u16 slid = be16_to_cpu(hdr->lrh[3]);
- u8 sc5;
-
- sc5 = (be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf;
- sc5 |= sc4_bit;
if (opa_smp_check(ibp, pkey, sc5, qp, slid, smp))
goto drop;
@@ -890,9 +875,7 @@ void hfi1_ud_rcv(struct hfi1_packet *packet)
}
wc.slid = be16_to_cpu(hdr->lrh[3]);
- sc = (be16_to_cpu(hdr->lrh[0]) >> 12) & 0xf;
- sc |= sc4_bit;
- wc.sl = ibp->sc_to_sl[sc];
+ wc.sl = ibp->sc_to_sl[sc5];
/*
* Save the LMC lower bits if the destination LID is a unicast LID.
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index 29f4795f866c..47ffd273ecbd 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -183,7 +183,7 @@ struct user_sdma_iovec {
struct sdma_mmu_node *node;
};
-#define SDMA_CACHE_NODE_EVICT BIT(0)
+#define SDMA_CACHE_NODE_EVICT 0
struct sdma_mmu_node {
struct mmu_rb_node rb;
@@ -1355,11 +1355,11 @@ static int set_txreq_header(struct user_sdma_request *req,
*/
SDMA_DBG(req, "TID offset %ubytes %uunits om%u",
req->tidoffset, req->tidoffset / req->omfactor,
- !!(req->omfactor - KDETH_OM_SMALL));
+ req->omfactor != KDETH_OM_SMALL);
KDETH_SET(hdr->kdeth.ver_tid_offset, OFFSET,
req->tidoffset / req->omfactor);
KDETH_SET(hdr->kdeth.ver_tid_offset, OM,
- !!(req->omfactor - KDETH_OM_SMALL));
+ req->omfactor != KDETH_OM_SMALL);
}
done:
trace_hfi1_sdma_user_header(pq->dd, pq->ctxt, pq->subctxt,
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.c b/drivers/infiniband/hw/hfi1/verbs_txreq.c
index bc95c4112c61..d8fb056526f8 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.c
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.c
@@ -92,11 +92,10 @@ void hfi1_put_txreq(struct verbs_txreq *tx)
struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
struct rvt_qp *qp)
+ __must_hold(&qp->s_lock)
{
struct verbs_txreq *tx = ERR_PTR(-EBUSY);
- unsigned long flags;
- spin_lock_irqsave(&qp->s_lock, flags);
write_seqlock(&dev->iowait_lock);
if (ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK) {
struct hfi1_qp_priv *priv;
@@ -116,7 +115,6 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
}
out:
write_sequnlock(&dev->iowait_lock);
- spin_unlock_irqrestore(&qp->s_lock, flags);
return tx;
}
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.h b/drivers/infiniband/hw/hfi1/verbs_txreq.h
index 1cf69b2fe4a5..a1d6e0807f97 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.h
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.h
@@ -73,6 +73,7 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev,
struct rvt_qp *qp)
+ __must_hold(&qp->slock)
{
struct verbs_txreq *tx;
struct hfi1_qp_priv *priv = qp->priv;
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-01 13:20:34 +0300