[cairo] [PATCH] Do not hold mutexes when calling destructors.

Behdad Esfahbod behdad at behdad.org
Thu May 15 12:14:37 PDT 2008


On Thu, 2008-05-15 at 15:15 -0400, Jeff Muizelaar wrote:
> On Tue, May 13, 2008 at 12:25:18PM -0400, Behdad Esfahbod wrote:
> > On Tue, 2008-05-13 at 11:29 -0400, Jeff Muizelaar wrote:
> > > 
> > > Perhaps. Is there an advantage to clearing the whole cache
> atomically?
> > > If not, I don't really see what making a copy buys us.
> > 
> > Doing only two mutex operations instead of 32...
> 
> The function is only ever called by cairo_debug_reset_static_data() so
> performance doesn't matter at all.

What if another thread modifies the cache while you have released the
lock?

> -Jeff
-- 
behdad
http://behdad.org/

"Those who would give up Essential Liberty to purchase a little
 Temporary Safety, deserve neither Liberty nor Safety."
        -- Benjamin Franklin, 1759



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