Re: [PATCH] Recent VM fiasco - fixed

Linus Torvalds
2000-05-09T19:50:47Z

On 9 May 2000, Christoph Rohland wrote:

> Linus Torvalds <torvalds@transmeta.com> writes:
>
> > Try out the really recent one - pre7-8. So far it hassome good reviews,
> > and I've tested it both on a 20MB machine and a 512MB one..
>
> Nope, does more or less lockup after the first attempt to swap
> something out. I can still run ls and free. but as soon as something
> touches /proc it locks up. Also my test programs do not do anything
> any more.

This may be due to an unrelated bug with the task_lock() fixing (see
separate patch from Manfred for that one).

> I append the mem and task info from sysrq. Mem info seems to not
> change after lockup.

I suspect that if you do right-alt + scrolllock, you'll see it looping on
a spinlock. Which is why the memory info isn't changing ;)

But I'll double-check the shm code (I didn't test anything that did any
shared memory, for example).

Linus