contrib/jemalloc

[Jason Evans]

On Apr 5, 2012, at 6:33 AM, John Baldwin wrote:
> On Thursday, April 05, 2012 12:56:45 am Jason Evans wrote:
>> 
>> * Will the utrace feature be missed?  I removed it some time ago, mainly because traces are impossibly large for most real-world use cases.
> 
> I will only speak to this one.  I do still find this useful (I used it most
> recently a week or so ago).  It would be nice to keep if it is not a major
> pain to maintain.

Okay, I re-added utrace support.  It isn't very invasive, so maintainability shouldn't be a problem.

	http://people.freebsd.org/~jasone/patches/jemalloc_20120405a.patch

Thanks,
Jason