diff options
| author | Sam Ravnborg <sam@ravnborg.org> | 2013-04-11 23:38:50 +0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2013-04-13 23:36:27 +0400 |
| commit | 87fa05aeb3a5e8e21b1a5510eef6983650eff092 (patch) | |
| tree | 8d1cdcf61ffee47cf1ed7898ae6219f05096529c /arch/sparc/kernel/smp_64.c | |
| parent | 781b0e870c72be8a24c074073547e74e7b9bffd6 (diff) | |
| download | linux-87fa05aeb3a5e8e21b1a5510eef6983650eff092.tar.xz | |
sparc: Use generic idle loop
Add generic cpu_idle support
sparc32:
- replace call to cpu_idle() with cpu_startup_entry()
- add arch_cpu_idle()
sparc64:
- smp_callin() now include cpu_startup_entry() call so we can
skip calling cpu_idle from assembler
- add arch_cpu_idle() and arch_cpu_idle_dead()
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
Cc: torvalds@linux-foundation.org
Cc: rusty@rustcorp.com.au
Cc: paulmck@linux.vnet.ibm.com
Cc: peterz@infradead.org
Cc: magnus.damm@gmail.com
Acked-by: David Miller <davem@davemloft.net>
Link: http://lkml.kernel.org/r/20130411193850.GA2330@merkur.ravnborg.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/sparc/kernel/smp_64.c')
| -rw-r--r-- | arch/sparc/kernel/smp_64.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 537eb66abd06..c025ffce7a40 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -127,6 +127,8 @@ void __cpuinit smp_callin(void) /* idle thread is expected to have preempt disabled */ preempt_disable(); + + cpu_startup_entry(CPUHP_ONLINE); } void cpu_panic(void) |