It may happen (kdump), that an interrupt is invoked just
after the setup_irqs function was called but before
the tasklet was initialised.
At this phase the hw ints should have been disabled, but for
unknown reason this mechanism seems to not work properly.
Signed-off-by: Tomas Henzl <the...@redhat.com>
---
drivers/scsi/megaraid/megaraid_sas_base.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c
b/drivers/scsi/megaraid/megaraid_sas_base.c
index 71b884dae2..c8e0c6de80 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -4627,6 +4627,9 @@ static int megasas_init_fw(struct megasas_instance
*instance)
"current msix/online cpus\t: (%d/%d)\n",
instance->msix_vectors, (unsigned int)num_online_cpus());
+ tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet,
+ (unsigned long)instance);
+
if (instance->msix_vectors ?
megasas_setup_irqs_msix(instance, 1) :
megasas_setup_irqs_ioapic(instance))
@@ -4647,9 +4650,6 @@ static int megasas_init_fw(struct megasas_instance
*instance)
if (instance->instancet->init_adapter(instance))
goto fail_init_adapter;
- tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet,
- (unsigned long)instance);
-
instance->instancet->enable_intr(instance);
printk(KERN_ERR "megasas: INIT adapter done\n");
--
2.4.3
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