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| author | Shaokun Zhang <zhangshaokun@hisilicon.com> | 2019-02-18 21:05:01 +0800 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2019-02-18 17:09:24 +0100 |
| commit | f91fecc09e498529230b4d5053cb361619a0c42d (patch) | |
| tree | 16ea30071237521ccb27dff4aa4d398810b2fec7 /arch/x86/kernel | |
| parent | 8e8a3cea7ea5f5458fdf2287713626892e7715f5 (diff) | |
| download | linux-f91fecc09e498529230b4d5053cb361619a0c42d.tar.bz2 | |
x86/smpboot: Remove unused phys_id variable
The 'phys_id' local variable became unused after commit
ce4b1b16502b ("x86/smpboot: Initialize secondary CPU only if master CPU will wait for it").
Remove it.
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Alison Schofield <alison.schofield@intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Igor Mammedov <imammedo@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Pu Wen <puwen@hygon.cn>
Cc: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86-ml <x86@kernel.org>
Cc: Yazen Ghannam <yazen.ghannam@amd.com>
Cc: Zhenzhong Duan <zhenzhong.duan@oracle.com>
Link: https://lkml.kernel.org/r/1550495101-41755-1-git-send-email-zhangshaokun@hisilicon.com
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index ccd1f2a8e557..5d5421b48e55 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -149,7 +149,7 @@ static inline void smpboot_restore_warm_reset_vector(void) */ static void smp_callin(void) { - int cpuid, phys_id; + int cpuid; /* * If waken up by an INIT in an 82489DX configuration @@ -160,11 +160,6 @@ static void smp_callin(void) cpuid = smp_processor_id(); /* - * (This works even if the APIC is not enabled.) - */ - phys_id = read_apic_id(); - - /* * the boot CPU has finished the init stage and is spinning * on callin_map until we finish. We are free to set up this * CPU, first the APIC. (this is probably redundant on most |