aboutsummaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/chip.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 475e8a71bcdc..76a9106a0bf4 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -230,10 +230,6 @@ static void default_enable(unsigned int irq)
230 */ 230 */
231static void default_disable(unsigned int irq) 231static void default_disable(unsigned int irq)
232{ 232{
233 struct irq_desc *desc = irq_desc + irq;
234
235 if (!(desc->status & IRQ_DELAYED_DISABLE))
236 desc->chip->mask(irq);
237} 233}
238 234
239/* 235/*
@@ -298,13 +294,18 @@ handle_simple_irq(unsigned int irq, struct irq_desc *desc)
298 294
299 if (unlikely(desc->status & IRQ_INPROGRESS)) 295 if (unlikely(desc->status & IRQ_INPROGRESS))
300 goto out_unlock; 296 goto out_unlock;
301 desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
302 kstat_cpu(cpu).irqs[irq]++; 297 kstat_cpu(cpu).irqs[irq]++;
303 298
304 action = desc->action; 299 action = desc->action;
305 if (unlikely(!action || (desc->status & IRQ_DISABLED))) 300 if (unlikely(!action || (desc->status & IRQ_DISABLED))) {
301 if (desc->chip->mask)
302 desc->chip->mask(irq);
303 desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
304 desc->status |= IRQ_PENDING;
306 goto out_unlock; 305 goto out_unlock;
306 }
307 307
308 desc->status &= ~(IRQ_REPLAY | IRQ_WAITING | IRQ_PENDING);
308 desc->status |= IRQ_INPROGRESS; 309 desc->status |= IRQ_INPROGRESS;
309 spin_unlock(&desc->lock); 310 spin_unlock(&desc->lock);
310 311
@@ -396,11 +397,13 @@ handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc)
396 397
397 /* 398 /*
398 * If its disabled or no action available 399 * If its disabled or no action available
399 * keep it masked and get out of here 400 * then mask it and get out of here:
400 */ 401 */
401 action = desc->action; 402 action = desc->action;
402 if (unlikely(!action || (desc->status & IRQ_DISABLED))) { 403 if (unlikely(!action || (desc->status & IRQ_DISABLED))) {
403 desc->status |= IRQ_PENDING; 404 desc->status |= IRQ_PENDING;
405 if (desc->chip->mask)
406 desc->chip->mask(irq);
404 goto out; 407 goto out;
405 } 408 }
406 409