Re: [PATCH v2] rtmutex: take the waiter lock with irqs off

On 13-11-22 11:08 AM, Peter Zijlstra wrote:

On Fri, Nov 22, 2013 at 02:59:31PM +0100, Sebastian Andrzej Siewior wrote:

quoted

+extern void __lockfunc rt_spin_try_unlock(spinlock_t *lock);

I know what you mean, but.. try_unlock() just sounds wrong, how can we
attempt but fail to unlock a lock we hold ;-)

rt-v3.10-devel$git grep -l tryunlock
tasklet-rt-prevent-tasklets-from-going-into-infinite-spin-in-rt.patch
rt-v3.10-devel$

/me crawls back under his rock ;-)

Can you take tasklets with you?   ;-)