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    SubjectRe: [PATCH] flags parameter for linkat
    On Thu, Feb 23, 2006 at 09:10:22AM -0500, Ulrich Drepper wrote:

    > I'm currently at the POSIX meeting and one thing covered was the
    > incompatibility of Linux's link() with the POSIX definition. The
    > difference is the treatment of symbolic links in the destination
    > name. Linux does not follow symlinks, POSIX requires it does.
    > Even somebody thinks this is a good default behavior we cannot
    > change this because it would break the ABI. But the fact remains
    > that some application might want this behavior.
    > We have one chance to help implementing this without breaking the
    > behavior. For this we could use the new linkat interface which
    > would need a new flags parameter. If the new parameter is
    > AT_SYMLINK_FOLLOW the new behavior could be invoked.
    > I do not want to introduce such a patch now. But we could add the
    > parameter now, just don't use it. The patch below would do this.
    > Can we get this late patch applied before the release more or less
    > fixes the syscall API?

    The number of arguments changes, so below patch would be needed for
    32-bit MIPS.


    Signed-off-by: Ralf Baechle <>

    diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
    index d83e033..2f2dc54 100644
    --- a/arch/mips/kernel/scall32-o32.S
    +++ b/arch/mips/kernel/scall32-o32.S
    @@ -626,7 +626,7 @@ einval: li v0, -EINVAL
    sys sys_fstatat64 4
    sys sys_unlinkat 3
    sys sys_renameat 4 /* 4295 */
    - sys sys_linkat 4
    + sys sys_linkat 5
    sys sys_symlinkat 3
    sys sys_readlinkat 4
    sys sys_fchmodat 3
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      Last update: 2006-02-23 21:30    [W:0.021 / U:35.428 seconds]
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