On Fri, 20 Apr 2007, Benjamin LaHaise wrote:
> On Fri, Apr 20, 2007 at 08:43:56PM +0900, Yasunori Goto wrote:
> >
> > The current panic_on_oom may not work if there is a process using
> > cpusets/mempolicy, because other nodes' memory may still free.
> > But some people want failover by panic ASAP even if they are used.
> > This patch makes new setting for its request.
> >
> > This is not tested yet. But it would work.
>
> > read_lock(&tasklist_lock);
> >
> > + if (sysctl_panic_on_oom == 2)
> > + panic("out of memory. Compulsory panic_on_oom is selected.\n");
> > +
>
> Wouldn't it be safer to put the panic before the read_lock()?
I agree. Otherwise the patch seem to be okay.
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