From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Tue, 17 Apr 2007 16:03:44 GMT
Subject: Re: [PATCH] refs.c: add a function to sort a ref list, rather then sorting on add
Message-ID: <Pine.LNX.4.64.0704170901170.5473@woody.linux-foundation.org>
In-Reply-To: <20070417014307.12486.28930.julian@quantumfyre.co.uk>



On Tue, 17 Apr 2007, Julian Phillips wrote:
>
> Rather than sorting the refs list while building it, sort in one go
> after it is built using a merge sort.  This has a large performance
> boost with large numbers of refs.
> 
> Signed-off-by: Julian Phillips <julian@quantumfyre.co.uk>

Acked-by: Linus Torvalds <torvalds@linux-foundation.org>

Looks fine. I think that even your new times are a bit high (over two 
seconds?) but things are clearly better. Have you looked at what takes so 
long now? 

		Linus