Messages in this thread | | | Subject | Re: is killing zombies possible w/o a reboot? | From | Mathieu Segaud <> | Date | Thu, 04 Nov 2004 00:47:18 +0100 |
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Russell Miller <rmiller@duskglow.com> disait dernièrement que :
> I am going to continue pursuing this at the risk of making a bigger fool of > myself than I already am, but I want to make sure that I understand the > issues - and I did read the message you are referring to. > > I think what you are saying is that there is kind of a race condition here. > When something is on the wait queue, it has to be followed through to > completion. An interrupt could be received at any time, and if it's taken > off of the wait queue prematurely, it'll crash the kernel, because the > interrupt has no way of telling that. > > That's fine as it goes, I understand that. But I submit that this is a > horrible design. I've been bitten by this more than once - usually regarding > broken NFS connections.
this is because nfs related syscalls are not interruptible by default. you can make them interruptible by mounting your nfs's with the 'intr' option.
-- I love people saying 'we' even though they never contributed a single line of code to the project!
- Jens Axboe turning a troll down on linux-kernel
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