Messages in this thread | | | Date | Mon, 04 Dec 2006 21:04:40 +0300 | From | Sergei Shtylyov <> | Subject | Re: [PATCH] 2.6.18-rt7: fix more issues with 32-bit cycles_t in latency_trace.c (take 3) |
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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
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