lkml.org 
[lkml]   [2006]   [May]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH] Kdump i386 nmi event notification fix


    o After a crash we should wait for NMI IPI event and not for external NMI
    or NMI watchdog tick.

    Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
    ---

    linux-2.6.17-rc4-1M-vivek/arch/i386/kernel/crash.c | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff -puN arch/i386/kernel/crash.c~kdump-i386-nmi-event-notification-fix arch/i386/kernel/crash.c
    --- linux-2.6.17-rc4-1M/arch/i386/kernel/crash.c~kdump-i386-nmi-event-notification-fix 2006-05-15 12:08:21.000000000 -0400
    +++ linux-2.6.17-rc4-1M-vivek/arch/i386/kernel/crash.c 2006-05-15 13:25:09.000000000 -0400
    @@ -102,7 +102,7 @@ static int crash_nmi_callback(struct not
    struct pt_regs fixed_regs;
    int cpu;

    - if (val != DIE_NMI)
    + if (val != DIE_NMI_IPI)
    return NOTIFY_OK;

    regs = ((struct die_args *)data)->regs;
    @@ -113,7 +113,7 @@ static int crash_nmi_callback(struct not
    * an NMI if system was initially booted with nmi_watchdog parameter.
    */
    if (cpu == crashing_cpu)
    - return 1;
    + return NOTIFY_STOP;
    local_irq_disable();

    if (!user_mode_vm(regs)) {
    _
    -
    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: 2006-05-15 19:52    [W:0.031 / U:89.608 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site