lkml.org 
[lkml]   [2009]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    SubjectRe: [PATCH] basic perf support for sparc
    From
    From: Jens Axboe <jens.axboe@oracle.com>
    Date: Thu, 6 Aug 2009 09:02:42 +0200

    > On Sun, Aug 02 2009, David Miller wrote:
    >> From: Jens Axboe <jens.axboe@oracle.com>
    >> Date: Wed, 29 Jul 2009 13:25:10 +0200
    >>
    >> > -#define NR_SYSCALLS 327
    >> > +#define NR_SYSCALLS 328
    >>
    >> When you increase this value, you have to add entries to all of the
    >> syscall tables. The syscall dispatch checks against this as a limit,
    >> so if you don't explicitly add an entry to all the tables, it's
    >> possible to deref garbage past the end of the table and try to jump to
    >> it as a syscall.
    >
    > Oops, missed the 32-bit table. Does the below look better?

    I'll take a look at this as soon as I can Jens, sorry for taking
    so long.


    \
     
     \ /
      Last update: 2009-08-12 20:09    [from the cache]
    ©2003-2014 Jasper Spaans. Advertise on this site