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authorLinus Torvalds <torvalds@linux-foundation.org>2013-11-12 10:02:59 +0900
committerLinus Torvalds <torvalds@linux-foundation.org>2013-11-12 10:02:59 +0900
commit1006fae359cc810c16354805c0cffbb6ffee602e (patch)
treebd69f7a235f679a8336b237ed9722bb7f64db39a /arch/parisc/kernel/irq.c
parent70fdcb83db15c85a0495b07dc55d9347a4c2efd9 (diff)
parent5702941eec32cfd7b8cf9e36a0936e48170011a4 (diff)
Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull IRQ changes from Ingo Molnar: "The biggest change this cycle are the softirq/hardirq stack interaction and nesting fixes, cleanups and reorganizations from Frederic. This is the longer followup story to the softirq nesting fix that is already upstream (commit ded797547548: "irq: Force hardirq exit's softirq processing on its own stack")" * 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: irqchip: bcm2835: Convert to use IRQCHIP_DECLARE macro powerpc: Tell about irq stack coverage x86: Tell about irq stack coverage irq: Optimize softirq stack selection in irq exit irq: Justify the various softirq stack choices irq: Improve a bit softirq debugging irq: Optimize call to softirq on hardirq exit irq: Consolidate do_softirq() arch overriden implementations x86/irq: Correct comment about i8259 initialization
Diffstat (limited to 'arch/parisc/kernel/irq.c')
-rw-r--r--arch/parisc/kernel/irq.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 501ac8b4dcdf..8ceac4785609 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -495,22 +495,9 @@ static void execute_on_irq_stack(void *func, unsigned long param1)
*irq_stack_in_use = 1;
}
-asmlinkage void do_softirq(void)
+void do_softirq_own_stack(void)
{
- __u32 pending;
- unsigned long flags;
-
- if (in_interrupt())
- return;
-
- local_irq_save(flags);
-
- pending = local_softirq_pending();
-
- if (pending)
- execute_on_irq_stack(__do_softirq, 0);
-
- local_irq_restore(flags);
+ execute_on_irq_stack(__do_softirq, 0);
}
#endif /* CONFIG_IRQSTACKS */

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