Linux-next broken for 2 weeks was Re: n900 in next-20170901

[Pavel Machek]

Hi!

> > > > After commit 9caf25f996e8, user for CMA memory should use to check
> > > > PageHighmem in order to get proper virtual address of the page. If
> > > > someone doesn't use it, it is possible to use wrong virtual address
> > > > and it then causes the use of wrong physical address.
> > > > CONFIG_DEBUG_VIRTUAL would catch this case.
> > > 
> > > OK, no extra output of current next with CONFIG_DEBUG_VIRTUAL=y.
> > > Booting of n900 hangs with just the same error:
> > > 
> > > save_secure_sram() returns 0000ff02
> > > 
> > > > If it doesn't help, is there a way to test n900 configuration in QEMU?
> > > 
> > > I doubt that QEMU n900 boots in secure mode but instead shows
> > > the SoC as general purpose SoC. If so, you'd have to patch the
> > > omap3_save_secure_ram_context() to attempt to save secure RAM
> > > context in all cases. If that works then debugging with any
> > > omap3 board like beagleboard in QEMU should work.
> > 
> > Okay, linux-next from today still does not boot on n900. Is it
> > something new, or was this still not fixed in -next?
> 
> Hello,
> 
> Still not fixed in -next since I cannot regenerate the error.

Unfortunately, rest of the world can reproduce the error, and it means
linux-next is useless for us.

I'd expect you to drop the relevant tree from linux-next when the
error was reported. Clearly, those patches are unsuitable for 4.15, as
they are broken, so they should not be in linux-next.

Thanks,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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