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authorDavid S. Miller <davem@davemloft.net>2008-08-04 09:52:41 +0400
committerDavid S. Miller <davem@davemloft.net>2008-08-05 00:51:37 +0400
commit5e0797e5b84408a13260a107e2f7a49ee6342ae4 (patch)
tree7f44ab72a2c79a44d0efee14ddb7b2a985c1e77d /arch/sparc64
parentabd9e6982815ad7bd2c70dbf4cc0c08b48229d6e (diff)
downloadlinux-5e0797e5b84408a13260a107e2f7a49ee6342ae4.tar.xz
sparc64: Use function pointer for cross-call sending.
Initialize it using the smp_setup_processor_id() hook. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64')
-rw-r--r--arch/sparc64/kernel/smp.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 340842e51ce1..3c6970ad774f 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -756,6 +756,8 @@ dump_cpu_list_and_out:
printk("]\n");
}
+static void (*xcall_deliver)(u64, u64, u64, cpumask_t);
+
/* Send cross call to all processors mentioned in MASK
* except self.
*/
@@ -767,12 +769,7 @@ static void smp_cross_call_masked(unsigned long *func, u32 ctx, u64 data1, u64 d
cpus_and(mask, mask, cpu_online_map);
cpu_clear(this_cpu, mask);
- if (tlb_type == spitfire)
- spitfire_xcall_deliver(data0, data1, data2, mask);
- else if (tlb_type == cheetah || tlb_type == cheetah_plus)
- cheetah_xcall_deliver(data0, data1, data2, mask);
- else
- hypervisor_xcall_deliver(data0, data1, data2, mask);
+ xcall_deliver(data0, data1, data2, mask);
/* NOTE: Caller runs local copy on master. */
put_cpu();
@@ -1202,6 +1199,16 @@ void __devinit smp_prepare_boot_cpu(void)
{
}
+void __init smp_setup_processor_id(void)
+{
+ if (tlb_type == spitfire)
+ xcall_deliver = spitfire_xcall_deliver;
+ else if (tlb_type == cheetah || tlb_type == cheetah_plus)
+ xcall_deliver = cheetah_xcall_deliver;
+ else
+ xcall_deliver = hypervisor_xcall_deliver;
+}
+
void __devinit smp_fill_in_sib_core_maps(void)
{
unsigned int i;