diff options
author | David S. Miller <davem@sunset.davemloft.net> | 2007-07-15 01:29:24 -0700 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-16 04:05:19 -0700 |
commit | 39dd992aee381ff5077536853051fc69e58cc4a9 (patch) | |
tree | 93bf853c70932031fdf372f7aaa578ea0a3a42b6 /arch | |
parent | b37d40d1759a383208ef47be8af94ebe59031691 (diff) |
[SPARC64]: Clear cpu_{core,sibling}_map[] in smp_fill_in_sib_core_maps()
When we hot-plug in new cpus, the core_id and proc_id of existing
cpus can change. So in order to set the cpu groups correctly we
need to clear the maps out completely first.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/sparc64/kernel/smp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index 6956845b03f..e038ae65cb6 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -1244,6 +1244,7 @@ void __devinit smp_fill_in_sib_core_maps(void) for_each_possible_cpu(i) { unsigned int j; + cpus_clear(cpu_core_map[i]); if (cpu_data(i).core_id == 0) { cpu_set(i, cpu_core_map[i]); continue; @@ -1259,6 +1260,7 @@ void __devinit smp_fill_in_sib_core_maps(void) for_each_possible_cpu(i) { unsigned int j; + cpus_clear(cpu_sibling_map[i]); if (cpu_data(i).proc_id == -1) { cpu_set(i, cpu_sibling_map[i]); continue; |