Messages in this thread Patch in this message | | | Date | Mon, 14 Jul 2008 20:55:27 -0600 | From | Alex Chiang <> | Subject | [PATCH 10/14] [SPARC] Populate cpu_enabled_map |
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Populate the cpu_enabled_map correctly.
Note that this patch does not actually make any decisions based on the contents of the map.
However, as the map is presented via sysfs in:
/sys/devices/system/cpu/
It should be populated correctly.
Signed-off-by: Alex Chiang <achiang@hp.com> Cc: David S. Miller <davem@davemloft.net> ---
arch/sparc/kernel/smp.c | 1 + arch/sparc64/kernel/mdesc.c | 1 + arch/sparc64/kernel/smp.c | 1 + 3 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c index 6724ab9..154f32c 100644 --- a/arch/sparc/kernel/smp.c +++ b/arch/sparc/kernel/smp.c @@ -343,6 +343,7 @@ void __init smp_setup_cpu_possible_map(void) if (mid < NR_CPUS) { cpu_set(mid, phys_cpu_present_map); cpu_set(mid, cpu_present_map); + cpu_set(mid, cpu_enabled_map); } instance++; } diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c index dde52bc..5a77dad 100644 --- a/arch/sparc64/kernel/mdesc.c +++ b/arch/sparc64/kernel/mdesc.c @@ -827,6 +827,7 @@ void __cpuinit mdesc_fill_in_cpu_data(cpumask_t mask) #ifdef CONFIG_SMP cpu_set(cpuid, cpu_present_map); + cpu_set(cpuid, cpu_enabled_map); #endif c->core_id = 0; diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index fa63c68..652992a 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -1414,6 +1414,7 @@ void __cpu_die(unsigned int cpu) hv_err = sun4v_cpu_stop(cpu); if (hv_err == HV_EOK) { cpu_clear(cpu, cpu_present_map); + cpu_clear(cpu, cpu_enabled_map); break; } } while (--limit > 0);
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