Messages in this thread | | | Date | Mon, 14 Jan 2008 17:27:00 +0100 | From | Jiri Slaby <> | Subject | Re: [PATCH] driver: ip27-rtc - convert ioctl to unlocked_ioctl |
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On 01/14/2008 05:07 PM, Cyrill Gorcunov wrote: > Yes, process would be stopped, and not *just* stopped but could spend > all his cpu time-slice in attempt to get spinlock (espec if set time is > much longer than read), but if we use mutex here the process could just > sleep instead of trying to get spinlock granted. Am I wrong? Or this is > not worth to do it?
I would say no. It'll spin only for nanoseconds there.
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