[lkml]   [2005]   [Aug]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()
    On 8/15/05, Arjan van de Ven <> 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...


    filemap_copy_from_user() calls __copy_from_user_inatomic() calls

    I'll look at the code.

    Hiro Yoshioka
    mailto:hyoshiok at
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2005-08-16 01:36    [W:0.021 / U:73.188 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site