IRQ is already disabled through local_irq_disable().
So spin_lock_irqsave() can be replaced with spin_lock().
Thanks.
Signed-off-by :Hisashi Hifumi <[EMAIL PROTECTED]>
--- linux-2.6.21-rc5.org/arch/i386/kernel/reboot.c 2007-02-05
03:44:54.000000000 +0900
+++ linux-2.6.21-rc5-test/arch/i386/kernel/reboot.c 2007-03-28
17:57:56.000000000 +0900
@@ -197,8 +197,6 @@ static unsigned char jump_to_bios [] =
*/
void machine_real_restart(unsigned char *code, int length)
{
- unsigned long flags;
-
local_irq_disable();
/* Write zero to CMOS register number 0x0f, which the BIOS POST
@@ -211,9 +209,9 @@ void machine_real_restart(unsigned char
safe side. (Yes, CMOS_WRITE does outb_p's. - Paul G.)
*/
- spin_lock_irqsave(&rtc_lock, flags);
+ spin_lock(&rtc_lock);
CMOS_WRITE(0x00, 0x8f);
- spin_unlock_irqrestore(&rtc_lock, flags);
+ spin_unlock(&rtc_lock);
/* Remap the kernel at virtual address zero, as well as offset zero
from the kernel segment. This assumes the kernel segment starts at
-
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