On Wed, 23 Sep 2015 08:02:55 +0800 Baoquan He <b...@redhat.com> wrote:
> >
> > > }
> > >
> > > low_base = memblock_find_in_range(low_size, (1ULL<<32),
> > > low_size, alignment);
> > >
> > > if (!low_base) {
> > > - if (!auto_set)
> > > - pr_info("crashkernel low reservation failed - No
> > > suitable area found.\n");
> > > -
> > > - return;
> > > + pr_info("crashkernel low reservation failed - No suitable area
> > > found.\n");
> >
> > That's not a terribly useful message. If kdump is now unavailable and
> > the operator needs to take some remedial action then we should inform
> > them of this.
> >
> > Also, such a message should have higher severity than KERN_INFO?
>
> Yes, how about KERN_ERR? It's an unexpected result from kdump side
> though it doesn't harm the normal kernel.
Sure, KERN_ERR is good. Along with more useful message text.
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