Re: How performance critical is fsys_rt_sigprocmask()?
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On Wed, 2011-08-24 at 09:13 -0600, David Mosberger-Tang wrote: > Matt, > > As I remember it, it was the single system-call on the critical path of > libunwind. Don't remember the numbers, but it was significant. Interesting. So that'd be the critical path for things like performance analysis tools that record stack traces? Yeah, I can see how you'd want the stack trace recording to have very little overhead. I guess I'll start writing ia64 assembly then... -- Matt Fleming, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html