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    SubjectRe: [git pull] vfs pile 2 (automount work)
    On Sun, Jan 16, 2011 at 09:44:26PM +0000, Al Viro wrote:

    > Already fixed. Actually, taking it out of ifdef would work (the only
    > place that actually cares about the value of that sucker is SMP side
    > of mntput()), but we are obviously better off just not touching it on
    > UP at all - why do pointless work and waste space?
    >
    > See the patch upthread. ->mnt_longterm is SMP-only optimization of
    > mntput(); it's there only to free the common case of mntput() from
    > cacheline bouncing and on UP it's needed at all.

    PS: the patch does survive UP beating. Could you pull
    git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6.git/ for-linus ?
    There's only one patch at the moment:

    Al Viro (1):
    mnt_longterm is there only on SMP

    fs/namespace.c | 31 ++++++++++++++++++++++++-------
    1 files changed, 24 insertions(+), 7 deletions(-)



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