diff options
| author | Andrew Morton <akpm@osdl.org> | 2005-11-10 00:45:30 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-10 01:07:44 +0100 |
| commit | e4d76e1c0b15590f2ad9bba89426c2520cd22ca6 (patch) | |
| tree | 077aa0dd49bc49e93e18ec9645443b185d513094 /arch/powerpc | |
| parent | [PATCH] optimize activate_task() (diff) | |
| download | linux-e4d76e1c0b15590f2ad9bba89426c2520cd22ca6.tar.xz linux-e4d76e1c0b15590f2ad9bba89426c2520cd22ca6.zip | |
[PATCH] powerpc: sched fixups
- Re-add a hunk lost during merge: ppc64 is missing the hunk that disables
preempt on the secondary CPUs before they call cpu_idle().
- ppc's cpu_idle() had the need_resched() test wrong.
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
CC: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/smp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 5c330c3366e4..36d67a8d7cbb 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -510,6 +510,7 @@ int __devinit start_secondary(void *unused) smp_store_cpu_info(cpu); set_dec(tb_ticks_per_jiffy); + preempt_disable(); cpu_callin_map[cpu] = 1; smp_ops->setup_cpu(cpu); |