On Tue, 2010-11-23 at 16:08 +0100, Oleg Nesterov wrote: > > Ah,. uhm,. you mean, not do anything at all? > > > > Dunno, really, let me try and read the code there. > > Thanks. This is very minor of course, but it would be nice to > undestand the reason. To me it looks unneeded, but I don't trust > myself. (snippets from my previous email below). > > I think because the call to __cpu_die (-> native_cpu_die) relies on the remote cpu running the idle thread, and the CPU_DEAD notifier callback wants to run with the guarantee the remote cpu is in fact dead as a doornail. -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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