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On Sat, Apr 09, 2005 at 03:46:12PM -0700, David S. Miller wrote: > 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. Alpha does the switch in PALmode, which is never interruptable. r~ - 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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