Messages in this thread | | | Subject | Re: spin_is_locked() broken for uniprocessor? | From | Peter Zijlstra <> | Date | Wed, 19 Aug 2009 11:41:10 +0200 |
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On Wed, 2009-08-19 at 10:38 +0100, David Howells wrote: > Thomas Gleixner <tglx@linutronix.de> wrote: > > > > which implies to me that spin_is_locked() will always return false. Is this > > > expected behavior. > > > > That's wrong. spin_is_locked should always return true on UP. > > Surely it's not that simple? Maybe spin_is_lock() should be undefined on UP.
#define spin_is_locked(l) panic()
should sort things out quickly ;-)
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