On Sat, May 12 2007, Dmitry Torokhov wrote: > Hi, > > On Friday 11 May 2007 23:18, Yin,Fengwei wrote: > > > > So if the evdev_release() is preempted at the point marked by another > > process which will open the evdev, which will make operation sequence > > like: > > > > --evdev->open in evdev_release() > > -----> preempted > > evdev->open++ and input_open_devie() > > <----- reschedule > > input_close_device() > > > > Should we introduce a mutex here? Or do I miss something? Thanks. > > > > Locking is completely absent in evdev. There was a patch introducing > locking in recent -mm's but it got dropped. I need to refresh it.
How did stuff like that ever get merged, btw? I still have a completely trivially oopsable rmmod psmouse problem, I hope it'll get fixed for 2.6.22. -- Jens Axboe - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
