Messages in this thread | | | Date | Tue, 5 Nov 2002 13:18:39 -0500 | From | Benjamin LaHaise <> | Subject | Re: pipe POLLOUT oddity |
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On Tue, Nov 05, 2002 at 10:15:33AM -0800, John Gardiner Myers wrote: > I could see this going either way, depending on the application. > Holding off the POLLOUT readiness could improve performance by making > sure that whenever a process is scheduled to write to a pipe the pipe > has enough buffer to take all of the data.
Aio write to pipes has a distinct advantage here as the pipe code can provide the write atomicity guarantees while preserving the non-blocking aspect of the io submission interface.
-ben -- "Do you seek knowledge in time travel?" - 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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