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| author | Thomas Gleixner <tglx@linutronix.de> | 2010-09-27 20:55:03 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-10-12 16:39:08 +0200 |
| commit | b683de2b3cb17bb10fa6fd4af614dc75b5749fe0 (patch) | |
| tree | e1a799293b218f5c13d4903c57fab144b2f433b3 /kernel/softirq.c | |
| parent | aa99ec0f3f26bf2bcd0fa5176de93598427f1e5e (diff) | |
| download | linux-stable-b683de2b3cb17bb10fa6fd4af614dc75b5749fe0.tar.gz linux-stable-b683de2b3cb17bb10fa6fd4af614dc75b5749fe0.tar.bz2 linux-stable-b683de2b3cb17bb10fa6fd4af614dc75b5749fe0.zip | |
genirq: Query arch for number of early descriptors
sparse irq sets up NR_IRQS_LEGACY irq descriptors and archs then go
ahead and allocate more.
Use the unused return value of arch_probe_nr_irqs() to let the
architecture return the number of early allocations. Fix up all users.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/softirq.c')
| -rw-r--r-- | kernel/softirq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/softirq.c b/kernel/softirq.c index 07b4f1b1a73a..14a7b80b2cce 100644 --- a/kernel/softirq.c +++ b/kernel/softirq.c @@ -886,9 +886,10 @@ int __init __weak early_irq_init(void) return 0; } +#ifdef CONFIG_GENERIC_HARDIRQS int __init __weak arch_probe_nr_irqs(void) { - return 0; + return NR_IRQS_LEGACY; } int __init __weak arch_early_irq_init(void) @@ -900,3 +901,4 @@ int __weak arch_init_chip_data(struct irq_desc *desc, int node) { return 0; } +#endif |