2.3.42 fs corruption

From: Andrea Arcangeli (andrea@suse.de)
Date: Fri Feb 04 2000 - 11:24:37 EST

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    I would be interested to know if people who experienced fs corruption with
    the late 2.3.x is able to reproduce after applying this patch on the top
    of 2.3.42:

            ftp://ftp.*.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.3/2.3.42aa2.gz

    The interesting bit is this:

            ftp://ftp.*.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.3/2.3.42aa2/buffer-4.gz

    I am now running under heavy fs/dentry load 2.3.42aa2 on alpha and I am
    waiting to reproduce. If you have hints on how to exploit the corruption
    your're welcome ;).

    BTW, 2.3.42aa2 has my alpha SMP irq rewrite to distribute interrupts on
    all cpus:

    andrea@alpha:~ > cat /proc/interrupts
               CPU0 CPU1 TRY0 TRY1
      1: 12145 0 12145 0 XT-PIC keyboard
      2: 0 0 0 0 XT-PIC cascade
      8: 1600189 0 1600189 0 RTC +timer
     12: 6730 0 6730 0 XT-PIC PS/2 Mouse
     27: 1097 1019 2104 2109 TSUNAMI eth0
     46: 183507 132927 314589 315622 TSUNAMI sym53c8xx
     47: 28 10 38 37 TSUNAMI sym53c8xx
    LOC: 1600189 1600084

    and only dp264 and sx164 compiles (I have not yet fixedup all platforms),
    thus if you have another platform reverse this patch for now:

            ftp://ftp.*.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.3/2.3.42aa2/alpha-irq-4.gz

    Andrea

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