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authorDavid S. Miller <davem@hutch.davemloft.net>2007-06-04 21:48:33 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-06-04 21:50:05 -0700
commita2f9f6bbb30e60ee9f9f83cede960123a65876a2 (patch)
tree84388015bd5ba7c4d01fc256d8fb6a2f3d2a93a9 /arch
parent5cd342df96e911fb8135fb3d58f33c2c5af9ffab (diff)
downloadlwn-a2f9f6bbb30e60ee9f9f83cede960123a65876a2.tar.gz
lwn-a2f9f6bbb30e60ee9f9f83cede960123a65876a2.zip
[SPARC64]: Fix {mc,smt}_capable().
It's not just sun4v hypervisor platforms that should return true for this, sun4u with UltraSPARC-IV should return true too. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc64/kernel/mdesc.c4
-rw-r--r--arch/sparc64/kernel/prom.c3
-rw-r--r--arch/sparc64/kernel/smp.c2
3 files changed, 9 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c
index 1b5db4bc6b34..f0e16045fb16 100644
--- a/arch/sparc64/kernel/mdesc.c
+++ b/arch/sparc64/kernel/mdesc.c
@@ -624,6 +624,10 @@ static void __init mdesc_fill_in_cpu_data(void)
c->proc_id = -1;
}
+#ifdef CONFIG_SMP
+ sparc64_multi_core = 1;
+#endif
+
set_core_ids();
set_proc_ids();
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index 172387d1f660..6f4a5284b0ea 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -1782,6 +1782,9 @@ static void __init of_fill_in_cpu_data(void)
cpu_data(cpuid).core_id = portid + 1;
cpu_data(cpuid).proc_id = portid;
+#ifdef CONFIG_SMP
+ sparc64_multi_core = 1;
+#endif
} else {
cpu_data(cpuid).dcache_size =
of_getintprop_default(dp, "dcache-size", 16 * 1024);
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 68a45ac93375..4dcd7d0b60f2 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -44,6 +44,8 @@
extern void calibrate_delay(void);
+int sparc64_multi_core __read_mostly;
+
/* Please don't make this stuff initdata!!! --DaveM */
unsigned char boot_cpu_id;