tree 93f0e1f0f464d62b73b14fba4a2ab9216acdc924
parent 6c675bd43ccc36927c855d53d2e0042cdd1074ab
author Rusty Russell <rusty@rustcorp.com.au> 1184568106 -0700
committer Linus Torvalds <torvalds@woody.linux-foundation.org> 1184601951 -0700

modules: remove modlist_lock

Now we always use stop_machine for module insertion or deletion, we no
longer need the modlist_lock: merely disabling preemption is sufficient to
block against list manipulation.  This avoids deadlock on OOPSen where we
can potentially grab the lock twice.

Bug: 8695
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Tobias Oed <tobiasoed@hotmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>