[Mesa-dev] [PATCH] os: add spinlocks

[Patrick Baggett]

UP = Uniprocessor system, (S)MP = (Symmetric) multiprocessor system.

On Wed, Dec 15, 2010 at 2:23 AM, Marek Olšák <maraeo at gmail.com> wrote:

> On Tue, Dec 14, 2010 at 8:10 PM, Thomas Hellstrom <thellstrom at vmware.com>wrote:
>
>> Hmm,
>>
>> for the uninformed, where do we need to use spinlocks in gallium and how
>> do
>> we avoid using them on an UP system?
>>
>
> I plan to use spinlocks to guard very simple code like the macro
> remove_from_list, which might be, under some circumstances, called too
> often. Entering and leaving a mutex is quite visible in callgrind.
>
> What does UP stand for?
>
> Marek
>
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