Subject: Re: [PATCH] 2.6.18-rt7: fix more issues with 32-bit cycles_t in latency_trace.c (take 3)

From: Sergei Shtylyov <[email-masked]>
Date: Mon, 04 Dec 2006 21:04:40 +0300

Hello.

Sergei Shtylyov wrote:

>>Why is cycles_t 32-bits on some 
>>of the arches to begin with?

>     I guess this was done for speed reasons.

    The whole 64-bit timebase can't be rad atomically on PPC32. ARM probably 
has stricter limitations...

>>	Ingo

WBR, Sergei