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| author | Shaohua Li <shaohua.li@intel.com> | 2006-01-16 01:56:45 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-16 11:27:59 -0800 |
| commit | 5b74357328eb325c12ea76f043524e7924a021e4 (patch) | |
| tree | 4965d86efce5ef0bfe2f3f5a0fea7faeb832909a /arch/x86_64 | |
| parent | e25db98d9ae542f95d139e316a6d490ceddd141e (diff) | |
| download | linux-3.10-5b74357328eb325c12ea76f043524e7924a021e4.tar.gz linux-3.10-5b74357328eb325c12ea76f043524e7924a021e4.tar.bz2 linux-3.10-5b74357328eb325c12ea76f043524e7924a021e4.zip | |
[PATCH] x86_64: lapic resume uses correct base address
uses correct lapic base address. The set_fixmap appears useless.
Signed-off-by: Shaohua Li<shaohua.li@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64')
| -rw-r--r-- | arch/x86_64/kernel/apic.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c index 8fdd089fd17..5d3c5b07b8d 100644 --- a/arch/x86_64/kernel/apic.c +++ b/arch/x86_64/kernel/apic.c @@ -499,13 +499,10 @@ static int lapic_resume(struct sys_device *dev) if (!apic_pm_state.active) return 0; - /* XXX: Pavel needs this for S3 resume, but can't explain why */ - set_fixmap_nocache(FIX_APIC_BASE, APIC_DEFAULT_PHYS_BASE); - local_irq_save(flags); rdmsr(MSR_IA32_APICBASE, l, h); l &= ~MSR_IA32_APICBASE_BASE; - l |= MSR_IA32_APICBASE_ENABLE | APIC_DEFAULT_PHYS_BASE; + l |= MSR_IA32_APICBASE_ENABLE | mp_lapic_addr; wrmsr(MSR_IA32_APICBASE, l, h); apic_write(APIC_LVTERR, ERROR_APIC_VECTOR | APIC_LVT_MASKED); apic_write(APIC_ID, apic_pm_state.apic_id); |