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    SubjectRe: [pidhashing] [2/3] lower PID_MAX_LIMIT for 32-bit machines
    On Mon, Sep 13, 2004 at 07:31:14PM -0700, William Lee Irwin III wrote:
    > /proc/ breaks when PID_MAX_LIMIT is elevated on 32-bit, so this patch
    > lowers it there. Compiletested on x86-64.
    [...]
    > -#define PID_MAX_LIMIT (4*1024*1024)
    > +#define PID_MAX_LIMIT (sizeof(long) > 32 ? 4*1024*1024 : PID_MAX_DEFAULT)

    Index: mm5-2.6.9-rc1/include/linux/threads.h
    ===================================================================
    --- mm5-2.6.9-rc1.orig/include/linux/threads.h 2004-08-13 22:36:12.000000000 -0700
    +++ mm5-2.6.9-rc1/include/linux/threads.h 2004-09-13 19:30:47.552374432 -0700
    @@ -30,6 +30,6 @@
    /*
    * A maximum of 4 million PIDs should be enough for a while:
    */
    -#define PID_MAX_LIMIT (4*1024*1024)
    +#define PID_MAX_LIMIT (sizeof(long) > 4 ? 4*1024*1024 : PID_MAX_DEFAULT)

    #endif
    -
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