diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-12 13:16:18 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-12 13:16:18 +0100 |
commit | f8cb22cbb8383c9f41e6ccbcd4fb94edb1048bda (patch) | |
tree | 9b3a333224ec895c053a694dcaff526502b84e6c /arch/blackfin/kernel/irqchip.c | |
parent | 044d408409cc4e1bc75c886e27ca85c270db104c (diff) | |
parent | ebdcc81c71937b30e09110c02a1e8a21fa770b6f (diff) |
Merge branch 'linus' into irq/genirq
Diffstat (limited to 'arch/blackfin/kernel/irqchip.c')
-rw-r--r-- | arch/blackfin/kernel/irqchip.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index 75724eee649..7fd12656484 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -144,11 +144,15 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) #endif generic_handle_irq(irq); -#ifndef CONFIG_IPIPE /* Useless and bugous over the I-pipe: IRQs are threaded. */ - /* If we're the only interrupt running (ignoring IRQ15 which is for - syscalls), lower our priority to IRQ14 so that softirqs run at - that level. If there's another, lower-level interrupt, irq_exit - will defer softirqs to that. */ +#ifndef CONFIG_IPIPE + /* + * If we're the only interrupt running (ignoring IRQ15 which + * is for syscalls), lower our priority to IRQ14 so that + * softirqs run at that level. If there's another, + * lower-level interrupt, irq_exit will defer softirqs to + * that. If the interrupt pipeline is enabled, we are already + * running at IRQ14 priority, so we don't need this code. + */ CSYNC(); pending = bfin_read_IPEND() & ~0x8000; other_ints = pending & (pending - 1); |