On Mon, Nov 22, 2010 at 02:55:42PM -0200, Mauro Carvalho Chehab wrote: >Em 19-11-2010 21:43, David Härdeman escreveu: >> The use of the saa7134_card_ir->users seems racy, so protect the count with >> a spinlock. Also use proper data types as arguments to __saa7134_ir_start() >> and __saa7134_ir_stop() to remove some unnecessary casts. > > >Hmm... instead of using a spinlock, the better seems to use an atomic_t.
I don't think it would work since e.g. saa7134_ir_stop() needs to check the current user count and then (depending on the user count) run __saa7134_ir_stop(). -- David Härdeman -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
