aboutsummaryrefslogtreecommitdiff
path: root/arch/ia64/kernel/mca.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ia64/kernel/mca.c')
-rw-r--r--arch/ia64/kernel/mca.c77
1 files changed, 43 insertions, 34 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 1753f6a30d5..db7b36bb068 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -92,7 +92,6 @@
#include <asm/meminit.h>
#include <asm/page.h>
#include <asm/ptrace.h>
-#include <asm/system.h>
#include <asm/sal.h>
#include <asm/mca.h>
#include <asm/kexec.h>
@@ -218,7 +217,7 @@ void ia64_mca_printk(const char *fmt, ...)
/* Copy the output into mlogbuf */
if (oops_in_progress) {
/* mlogbuf was abandoned, use printk directly instead. */
- printk(temp_buf);
+ printk("%s", temp_buf);
} else {
spin_lock(&mlogbuf_wlock);
for (p = temp_buf; *p; p++) {
@@ -269,7 +268,7 @@ void ia64_mlogbuf_dump(void)
}
*p = '\0';
if (temp_buf[0])
- printk(temp_buf);
+ printk("%s", temp_buf);
mlogbuf_start = index;
mlogbuf_timestamp = 0;
@@ -582,6 +581,8 @@ out:
/* Get the CPE error record and log it */
ia64_mca_log_sal_error_record(SAL_INFO_TYPE_CPE);
+ local_irq_disable();
+
return IRQ_HANDLED;
}
@@ -630,7 +631,7 @@ ia64_mca_register_cpev (int cpev)
* Outputs
* None
*/
-void __cpuinit
+void
ia64_mca_cmc_vector_setup (void)
{
cmcv_reg_t cmcv;
@@ -1445,6 +1446,8 @@ out:
/* Get the CMC error record and log it */
ia64_mca_log_sal_error_record(SAL_INFO_TYPE_CMC);
+ local_irq_disable();
+
return IRQ_HANDLED;
}
@@ -1511,7 +1514,8 @@ static void
ia64_mca_cmc_poll (unsigned long dummy)
{
/* Trigger a CMC interrupt cascade */
- platform_send_ipi(first_cpu(cpu_online_map), IA64_CMCP_VECTOR, IA64_IPI_DM_INT, 0);
+ platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CMCP_VECTOR,
+ IA64_IPI_DM_INT, 0);
}
/*
@@ -1587,7 +1591,8 @@ static void
ia64_mca_cpe_poll (unsigned long dummy)
{
/* Trigger a CPE interrupt cascade */
- platform_send_ipi(first_cpu(cpu_online_map), IA64_CPEP_VECTOR, IA64_IPI_DM_INT, 0);
+ platform_send_ipi(cpumask_first(cpu_online_mask), IA64_CPEP_VECTOR,
+ IA64_IPI_DM_INT, 0);
}
#endif /* CONFIG_ACPI */
@@ -1767,38 +1772,32 @@ __setup("disable_cpe_poll", ia64_mca_disable_cpe_polling);
static struct irqaction cmci_irqaction = {
.handler = ia64_mca_cmc_int_handler,
- .flags = IRQF_DISABLED,
.name = "cmc_hndlr"
};
static struct irqaction cmcp_irqaction = {
.handler = ia64_mca_cmc_int_caller,
- .flags = IRQF_DISABLED,
.name = "cmc_poll"
};
static struct irqaction mca_rdzv_irqaction = {
.handler = ia64_mca_rendez_int_handler,
- .flags = IRQF_DISABLED,
.name = "mca_rdzv"
};
static struct irqaction mca_wkup_irqaction = {
.handler = ia64_mca_wakeup_int_handler,
- .flags = IRQF_DISABLED,
.name = "mca_wkup"
};
#ifdef CONFIG_ACPI
static struct irqaction mca_cpe_irqaction = {
.handler = ia64_mca_cpe_int_handler,
- .flags = IRQF_DISABLED,
.name = "cpe_hndlr"
};
static struct irqaction mca_cpep_irqaction = {
.handler = ia64_mca_cpe_int_caller,
- .flags = IRQF_DISABLED,
.name = "cpe_poll"
};
#endif /* CONFIG_ACPI */
@@ -1809,7 +1808,7 @@ static struct irqaction mca_cpep_irqaction = {
* format most of the fields.
*/
-static void __cpuinit
+static void
format_mca_init_stack(void *mca_data, unsigned long offset,
const char *type, int cpu)
{
@@ -1839,7 +1838,7 @@ static void * __init_refok mca_bootmem(void)
}
/* Do per-CPU MCA-related initialization. */
-void __cpuinit
+void
ia64_mca_cpu_init(void *cpu_data)
{
void *pal_vaddr;
@@ -1859,7 +1858,8 @@ ia64_mca_cpu_init(void *cpu_data)
data = mca_bootmem();
first_time = 0;
} else
- data = __get_free_pages(GFP_KERNEL, get_order(sz));
+ data = (void *)__get_free_pages(GFP_KERNEL,
+ get_order(sz));
if (!data)
panic("Could not allocate MCA memory for cpu %d\n",
cpu);
@@ -1890,7 +1890,7 @@ ia64_mca_cpu_init(void *cpu_data)
PAGE_KERNEL));
}
-static void __cpuinit ia64_mca_cmc_vector_adjust(void *dummy)
+static void ia64_mca_cmc_vector_adjust(void *dummy)
{
unsigned long flags;
@@ -1900,7 +1900,7 @@ static void __cpuinit ia64_mca_cmc_vector_adjust(void *dummy)
local_irq_restore(flags);
}
-static int __cpuinit mca_cpu_callback(struct notifier_block *nfb,
+static int mca_cpu_callback(struct notifier_block *nfb,
unsigned long action,
void *hcpu)
{
@@ -1916,7 +1916,7 @@ static int __cpuinit mca_cpu_callback(struct notifier_block *nfb,
return NOTIFY_OK;
}
-static struct notifier_block mca_cpu_notifier __cpuinitdata = {
+static struct notifier_block mca_cpu_notifier = {
.notifier_call = mca_cpu_callback
};
@@ -2068,22 +2068,16 @@ ia64_mca_init(void)
printk(KERN_INFO "MCA related initialization done\n");
}
+
/*
- * ia64_mca_late_init
- *
- * Opportunity to setup things that require initialization later
- * than ia64_mca_init. Setup a timer to poll for CPEs if the
- * platform doesn't support an interrupt driven mechanism.
- *
- * Inputs : None
- * Outputs : Status
+ * These pieces cannot be done in ia64_mca_init() because it is called before
+ * early_irq_init() which would wipe out our percpu irq registrations. But we
+ * cannot leave them until ia64_mca_late_init() because by then all the other
+ * processors have been brought online and have set their own CMC vectors to
+ * point at a non-existant action. Called from arch_early_irq_init().
*/
-static int __init
-ia64_mca_late_init(void)
+void __init ia64_mca_irq_init(void)
{
- if (!mca_init)
- return 0;
-
/*
* Configure the CMCI/P vector and handler. Interrupts for CMC are
* per-processor, so AP CMC interrupts are setup in smp_callin() (smpboot.c).
@@ -2102,6 +2096,23 @@ ia64_mca_late_init(void)
/* Setup the CPEI/P handler */
register_percpu_irq(IA64_CPEP_VECTOR, &mca_cpep_irqaction);
#endif
+}
+
+/*
+ * ia64_mca_late_init
+ *
+ * Opportunity to setup things that require initialization later
+ * than ia64_mca_init. Setup a timer to poll for CPEs if the
+ * platform doesn't support an interrupt driven mechanism.
+ *
+ * Inputs : None
+ * Outputs : Status
+ */
+static int __init
+ia64_mca_late_init(void)
+{
+ if (!mca_init)
+ return 0;
register_hotcpu_notifier(&mca_cpu_notifier);
@@ -2122,7 +2133,6 @@ ia64_mca_late_init(void)
cpe_poll_timer.function = ia64_mca_cpe_poll;
{
- struct irq_desc *desc;
unsigned int irq;
if (cpe_vector >= 0) {
@@ -2130,8 +2140,7 @@ ia64_mca_late_init(void)
irq = local_vector_to_irq(cpe_vector);
if (irq > 0) {
cpe_poll_enabled = 0;
- desc = irq_desc + irq;
- desc->status |= IRQ_PER_CPU;
+ irq_set_status_flags(irq, IRQ_PER_CPU);
setup_irq(irq, &mca_cpe_irqaction);
ia64_cpe_irq = irq;
ia64_mca_register_cpev(cpe_vector);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-05 22:08:55 +0000