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| author |   Russell King <rmk+kernel@arm.linux.org.uk> | 2010-11-15 09:42:08 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-12-03 08:26:30 +0000 |
| commit | ad3b6993b9c5482e8a2ec5aed181538c921fdcbd (patch) | |
| tree | ec14d13777bc9b7d495929d74a83c36687ec4eab /arch/arm/mach-realview | |
| parent | ARM: remove obsolete smp_cross_call_done() (diff) | |
| download | linux-dev-ad3b6993b9c5482e8a2ec5aed181538c921fdcbd.tar.xz linux-dev-ad3b6993b9c5482e8a2ec5aed181538c921fdcbd.zip | |
ARM: SMP: pass an ipi number to smp_cross_call()
This allows us to use smp_cross_call() to trigger a number of different
software generated interrupts, rather than combining them all on one
SGI. Recover the SGI number via do_IPI.
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-realview')
| -rw-r--r-- | arch/arm/mach-realview/include/mach/smp.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-realview/platsmp.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-realview/include/mach/smp.h b/arch/arm/mach-realview/include/mach/smp.h index d3cd265cb058..d1aa70415a4e 100644 --- a/arch/arm/mach-realview/include/mach/smp.h +++ b/arch/arm/mach-realview/include/mach/smp.h @@ -7,9 +7,9 @@ /* * We use IRQ1 as the IPI */ -static inline void smp_cross_call(const struct cpumask *mask) +static inline void smp_cross_call(const struct cpumask *mask, int ipi) { - gic_raise_softirq(mask, 1); + gic_raise_softirq(mask, ipi); } #endif diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index 009265818d55..af3d9093390b 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -116,7 +116,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * Use smp_cross_call() for this, since there's little * point duplicating the code here */ - smp_cross_call(cpumask_of(cpu)); + smp_cross_call(cpumask_of(cpu), 1); timeout = jiffies + (1 * HZ); while (time_before(jiffies, timeout)) { |