tree 79c81babb78c36f94f677ee587ab884903fffa12
parent e11b2236eace94ad9a2e421904742e83976405ed
author Russell King <[EMAIL PROTECTED]> Mon, 11 Jul 2005 19:42:58 +0100
committer Russell King <[EMAIL PROTECTED]> Mon, 11 Jul 2005 19:42:58 +0100
[PATCH] ARM SMP: Initialise cpu_present_map
Rather than relying on the fixup code in init/main.c, explicitly
initialise cpu_present_map.
Signed-off-by: Russell King <[EMAIL PROTECTED]>
arch/arm/kernel/smp.c | 1 +
arch/arm/mach-integrator/platsmp.c | 6 ++++--
2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -236,6 +236,7 @@ void __init smp_prepare_boot_cpu(void)
unsigned int cpu = smp_processor_id();
cpu_set(cpu, cpu_possible_map);
+ cpu_set(cpu, cpu_present_map);
cpu_set(cpu, cpu_online_map);
}
diff --git a/arch/arm/mach-integrator/platsmp.c
b/arch/arm/mach-integrator/platsmp.c
--- a/arch/arm/mach-integrator/platsmp.c
+++ b/arch/arm/mach-integrator/platsmp.c
@@ -174,11 +174,13 @@ void __init smp_prepare_cpus(unsigned in
max_cpus = ncores;
/*
- * Initialise the present mask - this tells us which CPUs should
- * be present.
+ * Initialise the possible/present maps.
+ * cpu_possible_map describes the set of CPUs which may be present
+ * cpu_present_map describes the set of CPUs populated
*/
for (i = 0; i < max_cpus; i++) {
cpu_set(i, cpu_possible_map);
+ cpu_set(i, cpu_present_map);
}
/*
-
To unsubscribe from this list: send the line "unsubscribe bk-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
