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| author | Andi Kleen <ak@suse.de> | 2006-04-07 19:49:42 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-09 11:53:51 -0700 |
| commit | d1530d82e02fd96d4634a6d6f6538c8b778c43af (patch) | |
| tree | f825ae536b1ee15208b0917de54e42e528b59be6 | |
| parent | d3b6a349d233aecf2c52f7f4c150ca09f684f2d8 (diff) | |
| download | op-kernel-dev-d1530d82e02fd96d4634a6d6f6538c8b778c43af.zip op-kernel-dev-d1530d82e02fd96d4634a6d6f6538c8b778c43af.tar.gz | |
[PATCH] x86_64: Clear APIC feature bit when local APIC is disabled
Needed for other checks later in ACPI.
Pointed out by Len Brown
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/x86_64/kernel/setup.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c index 0856ad4..c50b067 100644 --- a/arch/x86_64/kernel/setup.c +++ b/arch/x86_64/kernel/setup.c @@ -353,8 +353,10 @@ static __init void parse_cmdline_early (char ** cmdline_p) if (fullarg(from, "enable_timer_pin_1")) disable_timer_pin_1 = -1; - if (fullarg(from, "nolapic") || fullarg(from, "disableapic")) + if (fullarg(from, "nolapic") || fullarg(from, "disableapic")) { + clear_bit(X86_FEATURE_APIC, boot_cpu_data.x86_capability); disable_apic = 1; + } if (fullarg(from, "noapic")) skip_ioapic_setup = 1; |
