lkml.org 
[lkml]   [2009]   [Mar]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH] Fix ARCH=um segfault on x86-64.
    On Fri, Mar 06, 2009 at 10:51:12AM +0100, Geert Uytterhoeven wrote:
    >On Fri, Mar 6, 2009 at 10:50, Geert Uytterhoeven <geert@linux-m68k.org> wrote:
    >> On Fri, Mar 6, 2009 at 09:48, Américo Wang <xiyou.wangcong@gmail.com> wrote:
    >>> On Fri, Mar 06, 2009 at 12:42:14AM -0600, Rob Landley wrote:
    >>>>Apparently, nobody other than me has ever attempted to use User Mode Linux
    >>>>built from 2.6.28 on x86-64, because it doesn't work.  It still doesn't work
    >>>>in current git.  I complained about it not working back in January:
    >>>>
    >>>>http://sourceforge.net/mailarchive/forum.php?thread_name=200901130159.04389.rob%40landley.net&forum_name=user-
    >>>>mode-linux-devel
    >>>>http://lkml.indiana.edu/hypermail/linux/kernel/0901.2/00669.html
    >>>>
    >>>>And today, I bothered to track down why.
    >>>>
    >>>>This is the commit that broke it, when Peter Anvin merged x86 and x86-64 for
    >>>>ARCH=um: http://kernel.org/hg/linux-2.6/rev/117978
    >>>>
    >>>>Here's a patch that fixes it for me:
    >>>
    >>> Thanks, Bob!
    >>
    >> I've just did a build of plain v2.6.28 on amd64 aka x86-64. The
    >> resulting image ran fine.
    >
    >So I'm wondering: why does it work for me and not for you?
    >

    It does work well x86_64, but my question is that whether this will
    break i386 or not, since before, CONFIG_3_LEVEL_PGTABLES depends on
    EXPERIMENTAL on i386, this patch removes it.

    --
    Do what you love, f**k the rest! F**k the regulations!

    --
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2009-03-06 12:21    [W:0.026 / U:65.180 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site