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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-04-03 13:01:30 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-05-23 16:53:17 +0100
commit0f7b332f9777819a39a3b325690379a7efef89d1 (patch)
treeabc9dc45eb604cc4af88a5ab8c4a6c0cbdaa0596 /arch/arm/kernel/smp.c
parent43b3e1898206a1e385c9cb06f6040ea83a58b638 (diff)
ARM: consolidate SMP cross call implementation
Rather than having each platform class provide a mach/smp.h header for smp_cross_call(), arrange for them to register the function with the core ARM SMP code instead. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/smp.c')
-rw-r--r--arch/arm/kernel/smp.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 8fe05ad932e4..a0ad0540761f 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -376,6 +376,13 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
}
}
+static void (*smp_cross_call)(const struct cpumask *, unsigned int);
+
+void __init set_smp_cross_call(void (*fn)(const struct cpumask *, unsigned int))
+{
+ smp_cross_call = fn;
+}
+
void arch_send_call_function_ipi_mask(const struct cpumask *mask)
{
smp_cross_call(mask, IPI_CALL_FUNC);