Messages in this thread Patch in this message | | | Date | Fri, 28 Jan 2011 14:40:13 GMT | From | tip-bot for Tejun Heo <> | Subject | [tip:x86/numa] x86: Implement x86_32_early_logical_apicid() for bigsmp_32 |
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Commit-ID: 12bf24a47c1a095233cc8a8b863b509a0d8e0f2c Gitweb: http://git.kernel.org/tip/12bf24a47c1a095233cc8a8b863b509a0d8e0f2c Author: Tejun Heo <tj@kernel.org> AuthorDate: Sun, 23 Jan 2011 14:37:35 +0100 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Fri, 28 Jan 2011 14:54:07 +0100
x86: Implement x86_32_early_logical_apicid() for bigsmp_32
Signed-off-by: Tejun Heo <tj@kernel.org> Cc: eric.dumazet@gmail.com Cc: yinghai@kernel.org Cc: brgerst@gmail.com Cc: gorcunov@gmail.com Cc: penberg@kernel.org Cc: shaohui.zheng@intel.com Cc: rientjes@google.com LKML-Reference: <1295789862-25482-10-git-send-email-tj@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- arch/x86/kernel/apic/bigsmp_32.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c index dd32a9b..bc7ed04 100644 --- a/arch/x86/kernel/apic/bigsmp_32.c +++ b/arch/x86/kernel/apic/bigsmp_32.c @@ -45,6 +45,12 @@ static unsigned long bigsmp_check_apicid_present(int bit) return 1; } +static int bigsmp_early_logical_apicid(int cpu) +{ + /* on bigsmp, logical apicid is the same as physical */ + return early_per_cpu(x86_cpu_to_apicid, cpu); +} + static inline unsigned long calculate_ldr(int cpu) { unsigned long val, id; @@ -252,5 +258,5 @@ struct apic apic_bigsmp = { .wait_icr_idle = native_apic_wait_icr_idle, .safe_wait_icr_idle = native_safe_apic_wait_icr_idle, - .x86_32_early_logical_apicid = noop_x86_32_early_logical_apicid, + .x86_32_early_logical_apicid = bigsmp_early_logical_apicid, };
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