On Sat, Jan 30, 2016 at 09:25:21PM +0300, Slawa Olhovchenkov wrote: > On Sat, Jan 30, 2016 at 09:42:13PM +0330, mokhi wrote: > > > i currently only wanna do patch on kbd.c (because i'm sure there is a > > thread-unsafety) > > and i don't want to add anything to spltty() nor splx(), i just wanna > > add things under where they've been used. > > isn't problem with using mutex/spin/lock/unlock etc there? > > yes. > currenly spltty act as mutex_lock(&spltty_mutex), like global lock for > all used files. this is also inter-files lock, not only lock inside > only kbd.c. > you need patch all files. all using spltty need to remove > simultaneously. >
oh, sorry. i am see now all splXXX is nop. may be incorretly -- for example, in digi.c i am don't see any lockind instead spltty(). _______________________________________________ firstname.lastname@example.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"