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From: Akinobu Mita <akinobu.mita@gmail.com>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org
Cc: Akinobu Mita <akinobu.mita@gmail.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org
Subject: [PATCH 7/7] x86: use for_each_clear_bit_from
Date: Sat, 14 Jan 2012 00:53:24 +0900	[thread overview]
Message-ID: <1326470004-10096-8-git-send-email-akinobu.mita@gmail.com> (raw)
In-Reply-To: <1326470004-10096-1-git-send-email-akinobu.mita@gmail.com>

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>
Cc: x86@kernel.org
---
 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 313fb5c..43e2b1c 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)
-- 
1.7.4.4


      parent reply	other threads:[~2012-01-13 15:54 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-13 15:53 [PATCH 0/7] bitops: introduce for_each_clear_bit() Akinobu Mita
2012-01-13 15:53 ` [PATCH 1/7] bitops: rename for_each_set_bit_cont in favor of anologous to list.h function Akinobu Mita
2012-01-13 15:53 ` [PATCH 2/7] bitops: remove for_each_set_bit_cont Akinobu Mita
2012-01-13 15:53 ` [PATCH 3/7] bitops: introduce list_for_each_clear_bit Akinobu Mita
2012-01-13 17:16   ` Sergei Shtylyov
2012-01-13 23:36     ` Akinobu Mita
2012-01-13 15:53 ` [PATCH 4/7] mtd: use for_each_clear_bit Akinobu Mita
2012-01-13 15:53 ` [PATCH 5/7] s390/char: " Akinobu Mita
2012-01-13 15:53 ` [PATCH 6/7] uwb: " Akinobu Mita
2012-01-13 15:53 ` Akinobu Mita [this message]

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