Re: 3.8-rc2: lockdep is complaining about mm_take_all_locks()

2013-01-04 Thread Jiri Kosina
On Fri, 4 Jan 2013, Jiri Kosina wrote: > This is almost certainly because > > commit 5a505085f043e8380f83610f79642853c051e2f1 > Author: Ingo Molnar > Date: Sun Dec 2 19:56:46 2012 + > > mm/rmap: Convert the struct anon_vma::mutex to an rwsem > > did this to mm_take_all_locks(): > >

3.8-rc2: lockdep is complaining about mm_take_all_locks()

2013-01-04 Thread Jiri Kosina
This is almost certainly because commit 5a505085f043e8380f83610f79642853c051e2f1 Author: Ingo Molnar Date: Sun Dec 2 19:56:46 2012 + mm/rmap: Convert the struct anon_vma::mutex to an rwsem did this to mm_take_all_locks(): - mutex_lock_nest_lock(&anon_vma->root->