Date: Thu, 31 Jul 2014 10:16:16 +0800 From: Julian Elischer <julian@freebsd.org> To: suresh gumpula <gsuryacse7k@gmail.com> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: Allocation/free history Message-ID: <53D9A6F0.3030303@freebsd.org> In-Reply-To: <CAJOqHmjbnwmJx4XEwPHYx%2B1mF%2Bndehy%2B=R_UjiwWAxLTXLfVfQ@mail.gmail.com> References: <CAJOqHmgO55L-D0_7zpnC0jFR%2BY1KWBzFwQirPfknhNeHzd0asg@mail.gmail.com> <53D8FB5D.2060509@freebsd.org> <CAJOqHmjbnwmJx4XEwPHYx%2B1mF%2Bndehy%2B=R_UjiwWAxLTXLfVfQ@mail.gmail.com>
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On 7/31/14, 12:05 AM, suresh gumpula wrote: > Hi Julian, > Its our proprietary OS called Simple kernel and yes its in the > kernel space allocator. who is "our"? :-) > > Thanks > Suresh > > > On Wed, Jul 30, 2014 at 10:04 AM, Julian Elischer > <julian@freebsd.org <mailto:julian@freebsd.org>> wrote: > > On 7/29/14, 1:40 AM, suresh gumpula wrote: > > Hi, > Knowing the PC of an allocation is very usefull in > debugging. Having the > PC hash table and storing the pc hash either with an object > itself( at the > end) or allocate an exra structure to hold the > hash index help us find out who/where an object was > allocated. We > already have something like this in our own operating system > and has been a > useful thing in debugging. > > > what OS is that? > > I assume you are talking about in the kernel? > >
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