[Unionfs] patch: VFS mutex i_node locking since kernel 2.6.16

Josef Sipek jsipek at fsl.cs.sunysb.edu
Thu Mar 23 18:12:52 EST 2006


On Thu, Mar 23, 2006 at 06:22:04PM +0100, Jan Engelhardt wrote:
> >"Before kernel 2.6.16 the i_node locking in VFS was semaphore based. Now 
> >mutex are used."
> 
> mutex documentation says mutexes should not be held across 
> kernelspace/userspace switches IIRC.

Hmm....

/me looks in the general direction of copyup

Jeff.



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