Re: hrtimers and lockdep (was: Re: 2.6.24-rc6: possible recursive locking detected)

Thomas Gleixner
2008-01-30T17:37:08Z

On Wed, 30 Jan 2008, Peter Zijlstra wrote:

> ( trimmed CC list )
>
> Sorry for the delay, this message seems to have gotten lost in my
> inbox :-/
>
> On Tue, 2008-01-15 at 00:27 +0300, Oleg Nesterov wrote:
> > On 01/13, Peter Zijlstra wrote:
>
> > Offtopic question. Why do we have so many lockdep stuff in timer.c and hrtimer.c ?
> > We never lock 2 bases at the same time, except in migrate_timers(). We can kill
> > double_spin_lock() and base_lock_keys[] and just use spin_lock_nested in
> > migrate_timers(), no?
>
> Lets ask Thomas.. :-)

No objections as long as it all works :)

tglx