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    SubjectRe: [PATCH] O_STREAMING - flag for optimal streaming I/O

    On 2002.10.08 Robert Love wrote:
    >Attached patch implements an O_STREAMING file I/O flag which enables
    >manual drop-behind of pages.
    >If the file has O_STREAMING set then the user has explicitly said "this
    >is streaming data, I know I will not revisit this, do not cache
    >anything". So we drop pages from the pagecache before our current
    >index. We have to fiddle a bit to get writes working since we do
    >write-behind but the logic is there and it works.

    Sorry if this is a newbie question, but, does glibc pass flags blindly
    to the syscal ?? Ie, I do not need to rebuild glibc to use this in
    open(), fcntl() and so on, just I can make sure that bit 04000000
    is set in the flags.


    J.A. Magallon <> \ Software is like sex: \ It's better when it's free
    Mandrake Linux release 9.0 (dolphin) for i586
    Linux 2.4.20-pre9-jam1 (gcc 3.2 (Mandrake Linux 9.0 3.2-1mdk))
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