Messages in this thread | | | Date | Sat, 9 Apr 2005 15:46:12 -0700 | From | "David S. Miller" <> | Subject | Re: [patch] sched: unlocked context-switches |
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On Sat, 09 Apr 2005 19:22:23 +1000 Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
> ppc64 already has a local_irq_save/restore in switch_to, around the low > level asm bits, so it should be fine.
Sparc64 essentially does as well. In fact, it uses an IRQ disable which is stronger than local_irq_save in that it disables reception of CPU cross-calls as well. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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