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authorFrederic Weisbecker <fweisbec@gmail.com>2014-08-16 20:48:05 +0400
committerFrederic Weisbecker <fweisbec@gmail.com>2014-09-13 20:46:13 +0400
commit3631073659d0aafeaa52227bb61a100efaf901dc (patch)
treec524a0c470c42151d674b501fe84247b67dc7ba3 /arch/arm64/include/asm/smp.h
parent09f6edd424218eb69078551b2ecfada1f2d098eb (diff)
downloadlinux-3631073659d0aafeaa52227bb61a100efaf901dc.tar.xz
arm64: Tell irq work about self IPI support
ARM64 irq work self-IPI support depends on __smp_cross_call to point to some relevant IRQ controller operations. This information should be available after the call to init_IRQ(). Lets implement arch_irq_work_has_interrupt() accordingly. Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Will Deacon <will.deacon@arm.com> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'arch/arm64/include/asm/smp.h')
-rw-r--r--arch/arm64/include/asm/smp.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index a498f2cd2c2a..780f82c827b6 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -48,6 +48,8 @@ extern void smp_init_cpus(void);
*/
extern void set_smp_cross_call(void (*)(const struct cpumask *, unsigned int));
+extern void (*__smp_cross_call)(const struct cpumask *, unsigned int);
+
/*
* Called from the secondary holding pen, this is the secondary CPU entry point.
*/