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    SubjectRe: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()
    On 8/15/05, Arjan van de Ven <arjan@infradead.org> wrote:
    > > copy_from_user_nocache() is fine.
    > >
    > > But I don't know where I can use it. (I'm not so
    > > familiar with the linux kernel file system yet.)
    >
    > I suspect the few cases where it will make the most difference will be
    > in the VFS for the write() system call, and the AIO variants thereof.
    >
    > generic_file_buffered_write() will be a good candidate to try first...

    Thanks.

    filemap_copy_from_user() calls __copy_from_user_inatomic() calls
    __copy_from_user_ll().

    I'll look at the code.

    Hiro
    --
    Hiro Yoshioka
    mailto:hyoshiok at miraclelinux.com
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