openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

x86: don't call local_irq_enable before entering idle 

the call to idle is guaranteed to do it.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber de Oliveira Costa 2008-03-19 14:25:07 -03:00 committed by Ingo Molnar
parent 3b22ec7b13
commit 3ff8171fee
1 changed files with 0 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/x86/kernel/smpboot_32.c
View File

@ -214,9 +214,6 @@ static void __cpuinit start_secondary(void *unused)
unlock_ipi_call_lock(); unlock_ipi_call_lock();
per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE; per_cpu(cpu_state, smp_processor_id()) = CPU_ONLINE;
/* We can take interrupts now: we're officially "up". */
local_irq_enable();
wmb(); wmb();
cpu_idle(); cpu_idle();
} }