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Merge remote-tracking branch 'mkp-scsi/4.10/scsi-fixes' into fixes

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This commit is contained in:
James Bottomley 2017-01-13 07:02:51 -08:00
commit 2f5a31456e
5 changed files with 34 additions and 86 deletions
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7
drivers/scsi/lpfc/lpfc_sli.c
View File

@ -5954,18 +5954,25 @@ lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *phba)
free_vfi_bmask:
kfree(phba->sli4_hba.vfi_bmask);
phba->sli4_hba.vfi_bmask = NULL;
free_xri_ids:
kfree(phba->sli4_hba.xri_ids);
phba->sli4_hba.xri_ids = NULL;
free_xri_bmask:
kfree(phba->sli4_hba.xri_bmask);
phba->sli4_hba.xri_bmask = NULL;
free_vpi_ids:
kfree(phba->vpi_ids);
phba->vpi_ids = NULL;
free_vpi_bmask:
kfree(phba->vpi_bmask);
phba->vpi_bmask = NULL;
free_rpi_ids:
kfree(phba->sli4_hba.rpi_ids);
phba->sli4_hba.rpi_ids = NULL;
free_rpi_bmask:
kfree(phba->sli4_hba.rpi_bmask);
phba->sli4_hba.rpi_bmask = NULL;
err_exit:
return rc;
}

20
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -243,12 +243,15 @@ qla2x00_sysfs_read_optrom(struct file *filp, struct kobject *kobj,
struct qla_hw_data *ha = vha->hw;
ssize_t rval = 0;
if (ha->optrom_state != QLA_SREADING)
return 0;
mutex_lock(&ha->optrom_mutex);
if (ha->optrom_state != QLA_SREADING)
goto out;
rval = memory_read_from_buffer(buf, count, &off, ha->optrom_buffer,
ha->optrom_region_size);
out:
mutex_unlock(&ha->optrom_mutex);
return rval;
@ -263,14 +266,19 @@ qla2x00_sysfs_write_optrom(struct file *filp, struct kobject *kobj,
struct device, kobj)));
struct qla_hw_data *ha = vha->hw;
if (ha->optrom_state != QLA_SWRITING)
mutex_lock(&ha->optrom_mutex);
if (ha->optrom_state != QLA_SWRITING) {
mutex_unlock(&ha->optrom_mutex);
return -EINVAL;
if (off > ha->optrom_region_size)
}
if (off > ha->optrom_region_size) {
mutex_unlock(&ha->optrom_mutex);
return -ERANGE;
}
if (off + count > ha->optrom_region_size)
count = ha->optrom_region_size - off;
mutex_lock(&ha->optrom_mutex);
memcpy(&ha->optrom_buffer[off], buf, count);
mutex_unlock(&ha->optrom_mutex);

3
drivers/scsi/qla2xxx/qla_def.h
View File

@ -2732,7 +2732,7 @@ struct isp_operations {
#define QLA_MSIX_FW_MODE(m) (((m) & (BIT_7|BIT_8|BIT_9)) >> 7)
#define QLA_MSIX_FW_MODE_1(m) (QLA_MSIX_FW_MODE(m) == 1)
#define QLA_MSIX_DEFAULT 0x00
#define QLA_BASE_VECTORS 2 /* default + RSP */
#define QLA_MSIX_RSP_Q 0x01
#define QLA_ATIO_VECTOR 0x02
#define QLA_MSIX_QPAIR_MULTIQ_RSP_Q 0x03
@ -2754,7 +2754,6 @@ struct qla_msix_entry {
uint16_t entry;
char name[30];
void *handle;
struct irq_affinity_notify irq_notify;
int cpuid;
};

88
drivers/scsi/qla2xxx/qla_isr.c
View File

@ -19,10 +19,6 @@ static void qla2x00_status_entry(scsi_qla_host_t *, struct rsp_que *, void *);
static void qla2x00_status_cont_entry(struct rsp_que *, sts_cont_entry_t *);
static void qla2x00_error_entry(scsi_qla_host_t *, struct rsp_que *,
sts_entry_t *);
static void qla_irq_affinity_notify(struct irq_affinity_notify *,
const cpumask_t *);
static void qla_irq_affinity_release(struct kref *);
/**
* qla2100_intr_handler() - Process interrupts for the ISP2100 and ISP2200.
@ -2572,14 +2568,6 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha,
if (!vha->flags.online)
return;
if (rsp->msix && rsp->msix->cpuid != smp_processor_id()) {
/* if kernel does not notify qla of IRQ's CPU change,
* then set it here.
*/
rsp->msix->cpuid = smp_processor_id();
ha->tgt.rspq_vector_cpuid = rsp->msix->cpuid;
}
while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) {
pkt = (struct sts_entry_24xx *)rsp->ring_ptr;
@ -3018,13 +3006,20 @@ static struct qla_init_msix_entry qla82xx_msix_entries[] = {
static int
qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
{
#define MIN_MSIX_COUNT 2
int i, ret;
struct qla_msix_entry *qentry;
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
struct irq_affinity desc = {
.pre_vectors = QLA_BASE_VECTORS,
};
if (QLA_TGT_MODE_ENABLED() && IS_ATIO_MSIX_CAPABLE(ha))
desc.pre_vectors++;
ret = pci_alloc_irq_vectors_affinity(ha->pdev, QLA_BASE_VECTORS,
ha->msix_count, PCI_IRQ_MSIX | PCI_IRQ_AFFINITY,
&desc);
ret = pci_alloc_irq_vectors(ha->pdev, MIN_MSIX_COUNT, ha->msix_count,
PCI_IRQ_MSIX | PCI_IRQ_AFFINITY);
if (ret < 0) {
ql_log(ql_log_fatal, vha, 0x00c7,
"MSI-X: Failed to enable support, "
@ -3069,13 +3064,10 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
qentry->have_irq = 0;
qentry->in_use = 0;
qentry->handle = NULL;
qentry->irq_notify.notify = qla_irq_affinity_notify;
qentry->irq_notify.release = qla_irq_affinity_release;
qentry->cpuid = -1;
}
/* Enable MSI-X vectors for the base queue */
for (i = 0; i < (QLA_MSIX_RSP_Q + 1); i++) {
for (i = 0; i < QLA_BASE_VECTORS; i++) {
qentry = &ha->msix_entries[i];
qentry->handle = rsp;
rsp->msix = qentry;
@ -3093,18 +3085,6 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
goto msix_register_fail;
qentry->have_irq = 1;
qentry->in_use = 1;
/* Register for CPU affinity notification. */
irq_set_affinity_notifier(qentry->vector, &qentry->irq_notify);
/* Schedule work (ie. trigger a notification) to read cpu
* mask for this specific irq.
* kref_get is required because
* irq_affinity_notify() will do
* kref_put().
*/
kref_get(&qentry->irq_notify.kref);
schedule_work(&qentry->irq_notify.work);
}
/*
@ -3301,49 +3281,3 @@ int qla25xx_request_irq(struct qla_hw_data *ha, struct qla_qpair *qpair,
msix->handle = qpair;
return ret;
}
/* irq_set_affinity/irqbalance will trigger notification of cpu mask update */
static void qla_irq_affinity_notify(struct irq_affinity_notify *notify,
const cpumask_t *mask)
{
struct qla_msix_entry *e =
container_of(notify, struct qla_msix_entry, irq_notify);
struct qla_hw_data *ha;
struct scsi_qla_host *base_vha;
struct rsp_que *rsp = e->handle;
/* user is recommended to set mask to just 1 cpu */
e->cpuid = cpumask_first(mask);
ha = rsp->hw;
base_vha = pci_get_drvdata(ha->pdev);
ql_dbg(ql_dbg_init, base_vha, 0xffff,
"%s: host %ld : vector %d cpu %d \n", __func__,
base_vha->host_no, e->vector, e->cpuid);
if (e->have_irq) {
if ((IS_QLA83XX(ha) || IS_QLA27XX(ha)) &&
(e->entry == QLA83XX_RSPQ_MSIX_ENTRY_NUMBER)) {
ha->tgt.rspq_vector_cpuid = e->cpuid;
ql_dbg(ql_dbg_init, base_vha, 0xffff,
"%s: host%ld: rspq vector %d cpu %d runtime change\n",
__func__, base_vha->host_no, e->vector, e->cpuid);
}
}
}
static void qla_irq_affinity_release(struct kref *ref)
{
struct irq_affinity_notify *notify =
container_of(ref, struct irq_affinity_notify, kref);
struct qla_msix_entry *e =
container_of(notify, struct qla_msix_entry, irq_notify);
struct rsp_que *rsp = e->handle;
struct scsi_qla_host *base_vha = pci_get_drvdata(rsp->hw->pdev);
ql_dbg(ql_dbg_init, base_vha, 0xffff,
"%s: host%ld: vector %d cpu %d\n", __func__,
base_vha->host_no, e->vector, e->cpuid);
}

2
drivers/scsi/qla2xxx/qla_os.c
View File

@ -466,7 +466,7 @@ static void qla2x00_free_queues(struct qla_hw_data *ha)
continue;
rsp = ha->rsp_q_map[cnt];
clear_bit(cnt, ha->req_qid_map);
clear_bit(cnt, ha->rsp_qid_map);
ha->rsp_q_map[cnt] = NULL;
spin_unlock_irqrestore(&ha->hardware_lock, flags);
qla2x00_free_rsp_que(ha, rsp);