Duncan Haldane <f.duncan.m.haldane@xxxxxxxxxxxxxxxx> writes: > Hi > > I tested Gerd's patch to fix the deadlock when old-v4l-interface > drivers get hot unplugged -- It doesn't quite do the job because > vfl->owner can't get its module count decreased if vfl=NULL after > the cleanup. The solution is to store a pointer to vfl->owner > before calling vfl->close, then later do a __MOD_DEC_USE_COUNT with > it, rather than with vfl->owner, which may be history. > > I attach a (I think) corrected patch. (tested). Good spotting, thanks. > (Hopefully the 2.4.21 kernel can get all the improvements in the > cpia driver, so this type of maintenance can end ...) I've just sent a bunch of 2.5.x patches to linus+lkml, now I'm going to prepare updates for 2.4.x to get stuff updated in 2.4.21. Next thing is to go back my backlog, I have quite some stuff from last year pending which waits for being looked at / get fixed ... Gerd -- Weil die späten Diskussionen nicht mal mehr den Rotwein lohnen. -- Wacholder in "Melanie"
