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Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/irq.c4
-rw-r--r--arch/mips/kernel/mips-cm.c2
-rw-r--r--arch/mips/kernel/process.c7
3 files changed, 6 insertions, 7 deletions
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index dc1180a8bfa1..66736397af9f 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -52,6 +52,7 @@ asmlinkage void spurious_interrupt(void)
void __init init_IRQ(void)
{
int i;
+ unsigned int order = get_order(IRQ_STACK_SIZE);
for (i = 0; i < NR_IRQS; i++)
irq_set_noprobe(i);
@@ -59,8 +60,7 @@ void __init init_IRQ(void)
arch_init_irq();
for_each_possible_cpu(i) {
- int irq_pages = IRQ_STACK_SIZE / PAGE_SIZE;
- void *s = (void *)__get_free_pages(GFP_KERNEL, irq_pages);
+ void *s = (void *)__get_free_pages(GFP_KERNEL, order);
irq_stack[i] = s;
pr_debug("CPU%d IRQ stack at 0x%p - 0x%p\n", i,
diff --git a/arch/mips/kernel/mips-cm.c b/arch/mips/kernel/mips-cm.c
index 1448c1f43d4e..76f18c56141c 100644
--- a/arch/mips/kernel/mips-cm.c
+++ b/arch/mips/kernel/mips-cm.c
@@ -424,5 +424,5 @@ void mips_cm_error_report(void)
}
/* reprime cause register */
- write_gcr_error_cause(0);
+ write_gcr_error_cause(cm_error);
}
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index ebd8a715fe38..e6102775892d 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -339,7 +339,7 @@ static inline int is_sp_move_ins(union mips_instruction *ip)
static int get_frame_info(struct mips_frame_info *info)
{
bool is_mmips = IS_ENABLED(CONFIG_CPU_MICROMIPS);
- union mips_instruction insn, *ip, *ip_end;
+ union mips_instruction insn, *ip;
const unsigned int max_insns = 128;
unsigned int last_insn_size = 0;
unsigned int i;
@@ -351,10 +351,9 @@ static int get_frame_info(struct mips_frame_info *info)
if (!ip)
goto err;
- ip_end = (void *)ip + info->func_size;
-
- for (i = 0; i < max_insns && ip < ip_end; i++) {
+ for (i = 0; i < max_insns; i++) {
ip = (void *)ip + last_insn_size;
+
if (is_mmips && mm_insn_16bit(ip->halfword[0])) {
insn.halfword[0] = 0;
insn.halfword[1] = ip->halfword[0];