* POSSIBILITY OF SUCH DAMAGE.
*/
+#include <linux/slab.h>
+
#include "ehca_classes.h"
#include "ehca_irq.h"
#include "ehca_iverbs.h"
return;
ehca_err(&shca->ib_device,
- "QP 0x%x (resource=%lx) has errors.",
+ "QP 0x%x (resource=%llx) has errors.",
qp->ib_qp.qp_num, resource);
break;
}
struct ehca_cq *cq = (struct ehca_cq *)data;
ehca_err(&shca->ib_device,
- "CQ 0x%x (resource=%lx) has errors.",
+ "CQ 0x%x (resource=%llx) has errors.",
cq->cq_number, resource);
break;
}
default:
ehca_err(&shca->ib_device,
- "Unknown error type: %lx on %s.",
+ "Unknown error type: %llx on %s.",
type, shca->ib_device.name);
break;
}
- ehca_err(&shca->ib_device, "Error data is available: %lx.", resource);
+ ehca_err(&shca->ib_device, "Error data is available: %llx.", resource);
ehca_err(&shca->ib_device, "EHCA ----- error data begin "
"---------------------------------------------------");
- ehca_dmp(rblock, length, "resource=%lx", resource);
+ ehca_dmp(rblock, length, "resource=%llx", resource);
ehca_err(&shca->ib_device, "EHCA ----- error data end "
"----------------------------------------------------");
if (ret == H_R_STATE)
ehca_err(&shca->ib_device,
- "No error data is available: %lx.", resource);
+ "No error data is available: %llx.", resource);
else if (ret == H_SUCCESS) {
int length;
print_error_data(shca, data, rblock, length);
} else
ehca_err(&shca->ib_device,
- "Error data could not be fetched: %lx", resource);
+ "Error data could not be fetched: %llx", resource);
ehca_free_fw_ctrlblock(rblock);
{
struct ib_event event;
+ /* PATH_MIG without the QP ever having been armed is false alarm */
+ if (event_type == IB_EVENT_PATH_MIG && !qp->mig_armed)
+ return;
+
event.device = &shca->ib_device;
event.event = event_type;
read_lock(&ehca_qp_idr_lock);
qp = idr_find(&ehca_qp_idr, token);
+ if (qp)
+ atomic_inc(&qp->nr_events);
read_unlock(&ehca_qp_idr_lock);
if (!qp)
if (fatal && qp->ext_type == EQPT_SRQBASE)
dispatch_qp_event(shca, qp, IB_EVENT_QP_LAST_WQE_REACHED);
+ if (atomic_dec_and_test(&qp->nr_events))
+ wake_up(&qp->wait_completion);
return;
}
*old_attr = new_attr;
}
+/* replay modify_qp for sqps -- return 0 if all is well, 1 if AQP1 destroyed */
+static int replay_modify_qp(struct ehca_sport *sport)
+{
+ int aqp1_destroyed;
+ unsigned long flags;
+
+ spin_lock_irqsave(&sport->mod_sqp_lock, flags);
+
+ aqp1_destroyed = !sport->ibqp_sqp[IB_QPT_GSI];
+
+ if (sport->ibqp_sqp[IB_QPT_SMI])
+ ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_SMI]);
+ if (!aqp1_destroyed)
+ ehca_recover_sqp(sport->ibqp_sqp[IB_QPT_GSI]);
+
+ spin_unlock_irqrestore(&sport->mod_sqp_lock, flags);
+
+ return aqp1_destroyed;
+}
+
static void parse_ec(struct ehca_shca *shca, u64 eqe)
{
u8 ec = EHCA_BMASK_GET(NEQE_EVENT_CODE, eqe);
u8 port = EHCA_BMASK_GET(NEQE_PORT_NUMBER, eqe);
u8 spec_event;
+ struct ehca_sport *sport = &shca->sport[port - 1];
switch (ec) {
case 0x30: /* port availability change */
if (EHCA_BMASK_GET(NEQE_PORT_AVAILABILITY, eqe)) {
- shca->sport[port - 1].port_state = IB_PORT_ACTIVE;
+ /* only replay modify_qp calls in autodetect mode;
+ * if AQP1 was destroyed, the port is already down
+ * again and we can drop the event.
+ */
+ if (ehca_nr_ports < 0)
+ if (replay_modify_qp(sport))
+ break;
+
+ sport->port_state = IB_PORT_ACTIVE;
dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE,
"is active");
- ehca_query_sma_attr(shca, port,
- &shca->sport[port - 1].saved_attr);
+ ehca_query_sma_attr(shca, port, &sport->saved_attr);
} else {
- shca->sport[port - 1].port_state = IB_PORT_DOWN;
+ sport->port_state = IB_PORT_DOWN;
dispatch_port_event(shca, port, IB_EVENT_PORT_ERR,
"is inactive");
}
ehca_warn(&shca->ib_device, "disruptive port "
"%d configuration change", port);
- shca->sport[port - 1].port_state = IB_PORT_DOWN;
+ sport->port_state = IB_PORT_DOWN;
dispatch_port_event(shca, port, IB_EVENT_PORT_ERR,
"is inactive");
- shca->sport[port - 1].port_state = IB_PORT_ACTIVE;
+ sport->port_state = IB_PORT_ACTIVE;
dispatch_port_event(shca, port, IB_EVENT_PORT_ACTIVE,
"is active");
+ ehca_query_sma_attr(shca, port,
+ &sport->saved_attr);
} else
notify_port_conf_change(shca, port);
break;
struct ehca_eqe *eqe;
u64 ret;
- eqe = (struct ehca_eqe *)ehca_poll_eq(shca, &shca->neq);
+ eqe = ehca_poll_eq(shca, &shca->neq);
while (eqe) {
if (!EHCA_BMASK_GET(NEQE_COMPLETION_EVENT, eqe->entry))
parse_ec(shca, eqe->entry);
- eqe = (struct ehca_eqe *)ehca_poll_eq(shca, &shca->neq);
+ eqe = ehca_poll_eq(shca, &shca->neq);
}
ret = hipz_h_reset_event(shca->ipz_hca_handle,
struct ehca_cq *cq;
eqe_value = eqe->entry;
- ehca_dbg(&shca->ib_device, "eqe_value=%lx", eqe_value);
+ ehca_dbg(&shca->ib_device, "eqe_value=%llx", eqe_value);
if (EHCA_BMASK_GET(EQE_COMPLETION_EVENT, eqe_value)) {
ehca_dbg(&shca->ib_device, "Got completion event");
token = EHCA_BMASK_GET(EQE_CQ_TOKEN, eqe_value);
{
struct ehca_eq *eq = &shca->eq;
struct ehca_eqe_cache_entry *eqe_cache = eq->eqe_cache;
- u64 eqe_value;
- unsigned long flags;
+ u64 eqe_value, ret;
int eqe_cnt, i;
int eq_empty = 0;
- spin_lock_irqsave(&eq->irq_spinlock, flags);
+ spin_lock(&eq->irq_spinlock);
if (is_irq) {
const int max_query_cnt = 100;
int query_cnt = 0;
eqe_cnt = 0;
do {
u32 token;
- eqe_cache[eqe_cnt].eqe =
- (struct ehca_eqe *)ehca_poll_eq(shca, eq);
+ eqe_cache[eqe_cnt].eqe = ehca_poll_eq(shca, eq);
if (!eqe_cache[eqe_cnt].eqe)
break;
eqe_value = eqe_cache[eqe_cnt].eqe->entry;
ehca_dbg(&shca->ib_device,
"No eqe found for irq event");
goto unlock_irq_spinlock;
- } else if (!is_irq)
+ } else if (!is_irq) {
+ ret = hipz_h_eoi(eq->ist);
+ if (ret != H_SUCCESS)
+ ehca_err(&shca->ib_device,
+ "bad return code EOI -rc = %lld\n", ret);
ehca_dbg(&shca->ib_device, "deadman found %x eqe", eqe_cnt);
+ }
if (unlikely(eqe_cnt == EHCA_EQE_CACHE_SIZE))
ehca_dbg(&shca->ib_device, "too many eqes for one irq event");
/* enable irq for new packets */
goto unlock_irq_spinlock;
do {
struct ehca_eqe *eqe;
- eqe = (struct ehca_eqe *)ehca_poll_eq(shca, &shca->eq);
+ eqe = ehca_poll_eq(shca, &shca->eq);
if (!eqe)
break;
process_eqe(shca, eqe);
} while (1);
unlock_irq_spinlock:
- spin_unlock_irqrestore(&eq->irq_spinlock, flags);
+ spin_unlock(&eq->irq_spinlock);
}
void ehca_tasklet_eq(unsigned long data)
unsigned long flags;
WARN_ON_ONCE(!in_interrupt());
- if (ehca_debug_level)
- ehca_dmp(&cpu_online_map, sizeof(cpumask_t), "");
+ if (ehca_debug_level >= 3)
+ ehca_dmp(cpu_online_mask, cpumask_size(), "");
spin_lock_irqsave(&pool->last_cpu_lock, flags);
- cpu = next_cpu(pool->last_cpu, cpu_online_map);
- if (cpu == NR_CPUS)
- cpu = first_cpu(cpu_online_map);
+ cpu = cpumask_next(pool->last_cpu, cpu_online_mask);
+ if (cpu >= nr_cpu_ids)
+ cpu = cpumask_first(cpu_online_mask);
pool->last_cpu = cpu;
spin_unlock_irqrestore(&pool->last_cpu_lock, flags);
cq = list_entry(cct->cq_list.next, struct ehca_cq, entry);
list_del(&cq->entry);
- __queue_comp_task(cq, per_cpu_ptr(pool->cpu_comp_tasks,
- smp_processor_id()));
+ __queue_comp_task(cq, this_cpu_ptr(pool->cpu_comp_tasks));
}
spin_unlock_irqrestore(&cct->task_lock, flags_cct);
case CPU_UP_CANCELED_FROZEN:
ehca_gen_dbg("CPU: %x (CPU_CANCELED)", cpu);
cct = per_cpu_ptr(pool->cpu_comp_tasks, cpu);
- kthread_bind(cct->task, any_online_cpu(cpu_online_map));
+ kthread_bind(cct->task, cpumask_any(cpu_online_mask));
destroy_comp_task(pool, cpu);
break;
case CPU_ONLINE:
return -ENOMEM;
spin_lock_init(&pool->last_cpu_lock);
- pool->last_cpu = any_online_cpu(cpu_online_map);
+ pool->last_cpu = cpumask_any(cpu_online_mask);
pool->cpu_comp_tasks = alloc_percpu(struct ehca_cpu_comp_task);
if (pool->cpu_comp_tasks == NULL) {
unregister_hotcpu_notifier(&comp_pool_callback_nb);
- for (i = 0; i < NR_CPUS; i++) {
- if (cpu_online(i))
- destroy_comp_task(pool, i);
- }
+ for_each_online_cpu(i)
+ destroy_comp_task(pool, i);
+
free_percpu(pool->cpu_comp_tasks);
kfree(pool);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff