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| author | Steven Whitehouse <steve@men-an-tol.chygwyn.com> | 2006-02-23 09:49:43 +0000 |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-02-23 09:49:43 +0000 |
| commit | d35462b4bb847b68321c55e95c926aa485aecce2 (patch) | |
| tree | b08e18bf6e672633402871ee763102fdb5e63229 /arch/arm/mach-realview/platsmp.c | |
| parent | 91ffd7db71e7451f89941a8f428b4daa2a7c1e38 (diff) | |
| parent | 9e956c2dac9bec602ed1ba29181b45ba6d2b6448 (diff) | |
| download | lwn-d35462b4bb847b68321c55e95c926aa485aecce2.tar.gz lwn-d35462b4bb847b68321c55e95c926aa485aecce2.zip | |
Merge branch 'master'
Diffstat (limited to 'arch/arm/mach-realview/platsmp.c')
| -rw-r--r-- | arch/arm/mach-realview/platsmp.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c index a8fbd76d8be5..b8484e15dacb 100644 --- a/arch/arm/mach-realview/platsmp.c +++ b/arch/arm/mach-realview/platsmp.c @@ -143,6 +143,18 @@ static void __init poke_milo(void) mb(); } +/* + * Initialise the CPU possible map early - this describes the CPUs + * which may be present or become present in the system. + */ +void __init smp_init_cpus(void) +{ + unsigned int i, ncores = get_core_count(); + + for (i = 0; i < ncores; i++) + cpu_set(i, cpu_possible_map); +} + void __init smp_prepare_cpus(unsigned int max_cpus) { unsigned int ncores = get_core_count(); @@ -179,14 +191,11 @@ void __init smp_prepare_cpus(unsigned int max_cpus) local_timer_setup(cpu); /* - * 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 + * Initialise the present map, which describes the set of CPUs + * actually populated at the present time. */ - for (i = 0; i < max_cpus; i++) { - cpu_set(i, cpu_possible_map); + for (i = 0; i < max_cpus; i++) cpu_set(i, cpu_present_map); - } /* * Do we need any more CPUs? If so, then let them know where |