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author | Zhu Guihua <zhugh.fnst@cn.fujitsu.com> | 2015-07-03 09:37:18 (GMT) |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-07-06 13:00:33 (GMT) |
commit | 1db875631f8d5bbf497f67e47f254eece888d51d (patch) | |
tree | 5a593314db2959c413e20695b6db1bfbef6a22ed /arch/x86/kernel/espfix_64.c | |
parent | d6f2d75a7ae06ffd793bb504c4f0d1665548cffc (diff) | |
download | linux-1db875631f8d5bbf497f67e47f254eece888d51d.tar.xz |
x86/espfix: Add 'cpu' parameter to init_espfix_ap()
Add a CPU index parameter to init_espfix_ap(), so that the
parameter could be propagated to the function for espfix
page allocation.
Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Cc: <bp@alien8.de>
Cc: <luto@amacapital.net>
Cc: <luto@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/cde3fcf1b3211f3f03feb1a995bce3fee850f0fc.1435824469.git.zhugh.fnst@cn.fujitsu.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/espfix_64.c')
-rw-r--r-- | arch/x86/kernel/espfix_64.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/x86/kernel/espfix_64.c b/arch/x86/kernel/espfix_64.c index f5d0730..1fb0e00 100644 --- a/arch/x86/kernel/espfix_64.c +++ b/arch/x86/kernel/espfix_64.c @@ -131,12 +131,12 @@ void __init init_espfix_bsp(void) init_espfix_random(); /* The rest is the same as for any other processor */ - init_espfix_ap(); + init_espfix_ap(0); } -void init_espfix_ap(void) +void init_espfix_ap(int cpu) { - unsigned int cpu, page; + unsigned int page; unsigned long addr; pud_t pud, *pud_p; pmd_t pmd, *pmd_p; @@ -149,7 +149,6 @@ void init_espfix_ap(void) if (likely(this_cpu_read(espfix_stack))) return; /* Already initialized */ - cpu = smp_processor_id(); addr = espfix_base_addr(cpu); page = cpu/ESPFIX_STACKS_PER_PAGE; |