Commit 0b2f4d4d authored Mar 23, 2012 by Akinobu Mita Committed by Linus Torvalds Mar 23, 2012

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>

parent 1a07cbba

arch/x86/kernel/irqinit.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -306,9 +306,9 @@ 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]);
		}