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| author |   Akinobu Mita <akinobu.mita@gmail.com> | 2012-03-23 15:02:06 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-23 16:58:34 -0700 |
| commit | 0b2f4d4d76a09f02fa37bfa57909483448fac771 (patch) | |
| tree | 381e6960623c815210c44cdfcbf3a179bf54f3eb /arch | |
| parent | uwb: use for_each_clear_bit() (diff) | |
| download | linux-dev-0b2f4d4d76a09f02fa37bfa57909483448fac771.tar.xz linux-dev-0b2f4d4d76a09f02fa37bfa57909483448fac771.zip | |
x86: use for_each_clear_bit_from()
Use for_each_clear_bit() to iterate over all the cleared bit in a
memory region.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/irqinit.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c index 313fb5cddbce..43e2b1cff0a7 100644 --- a/arch/x86/kernel/irqinit.c +++ b/arch/x86/kernel/irqinit.c @@ -306,10 +306,10 @@ void __init native_init_IRQ(void) * us. (some of these will be overridden and become * 'special' SMP interrupts) */ - for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) { + i = FIRST_EXTERNAL_VECTOR; + for_each_clear_bit_from(i, used_vectors, NR_VECTORS) { /* IA32_SYSCALL_VECTOR could be used in trap_init already. */ - if (!test_bit(i, used_vectors)) - set_intr_gate(i, interrupt[i-FIRST_EXTERNAL_VECTOR]); + set_intr_gate(i, interrupt[i - FIRST_EXTERNAL_VECTOR]); } if (!acpi_ioapic && !of_ioapic) |