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Re: PUFFS deadlock
On Feb 3, 2012, at 7:23 PM, Emmanuel Dreyfus wrote:
> J. Hannken-Illjes <hannken%eis.cs.tu-bs.de@localhost> wrote:
>> So this is on 5.x ?
> Yes, this is on netbsd-5
>> For -current the getnewvnode()->getcleanvnode() path has been replaced
>> with a cleaner thread so getnewvnode() always gets a new vnode. This was
>> done to break deadlocks like this one (most time with layered fs involved).
> Is it feasible/worth doing a pullup? It seems a big change, but I may be
kern/vfs_vnode.c rev. 1.12 and 1.13 should be sufficient -- but it needs some
testing on netbsd-5.
Juergen Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig
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