Re: sendfile(2) SF_NOPUSH flag proposal

From: Bill Fenner (fenner_at_research.att.com)
Date: 05/28/03

  • Next message: Terry Lambert: "Re: sendfile(2) SF_NOPUSH flag proposal" 
    To: is@rambler-co.ru
Date: Wed, 28 May 2003 13:10:34 -0700

    >1) use TF_NOPUSH to coalesce the header and the first file part
    > or the last file part and the trailer as Matthew Dillon suggested;

    Is this really necessary?

    >2) use the same TF_NOPUSH to postpone the sending partial packet while
    > a reading file page from the disk;

    PRUS_MORETOCOME does this too, and is quite a bit less hacky.

    >3) and use PRUS_MORETOCOME to avoid partial packet after EAGAIN
    > on non-blocking socket.

    Yup.

      Bill
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  • Next message: Terry Lambert: "Re: sendfile(2) SF_NOPUSH flag proposal"

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