diff options
| author | Maciej W. Rozycki <macro@linux-mips.org> | 2008-05-27 21:19:28 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 09:13:03 +0200 |
| commit | 6b4722a7779ebadcf016fd96ce3156b6acda8a31 (patch) | |
| tree | 59cdeaf8775df47b077247f44b0323d4903fca54 /arch | |
| parent | 80d16bace63e057d30337e48d70aef0881656457 (diff) | |
x86: I/O APIC: remove redundant LVT0 masking
The LINT0 line of the local APIC is masked in the LVT0 entry in
check_timer() before this function is ever called. Removed the
redundant unmasking for better control.
Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/io_apic_32.c | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/io_apic_64.c | 3 |
2 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86/kernel/io_apic_32.c b/arch/x86/kernel/io_apic_32.c index 6e743ecf863..51e5519ee1a 100644 --- a/arch/x86/kernel/io_apic_32.c +++ b/arch/x86/kernel/io_apic_32.c @@ -1310,9 +1310,6 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in memset(&entry,0,sizeof(entry)); - /* mask LVT0 */ - apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); - /* * We use logical delivery to get the timer IRQ * to the first CPU. diff --git a/arch/x86/kernel/io_apic_64.c b/arch/x86/kernel/io_apic_64.c index 83d4e117746..565f19b01bf 100644 --- a/arch/x86/kernel/io_apic_64.c +++ b/arch/x86/kernel/io_apic_64.c @@ -906,9 +906,6 @@ static void __init setup_ExtINT_IRQ0_pin(unsigned int apic, unsigned int pin, in memset(&entry, 0, sizeof(entry)); - /* mask LVT0 */ - apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); - /* * We use logical delivery to get the timer IRQ * to the first CPU. |