Re: [x86/mm/pat, drivers/media/ivtv] WARNING: CPU: 0 PID: 1 at drivers/media/pci/ivtv/ivtvfb.c:1270 ivtvfb_init()

From: Ingo Molnar
Date: Mon Jun 22 2015 - 02:37:08 EST

* Borislav Petkov <bp@xxxxxxx> wrote:

> On Sun, Jun 21, 2015 at 10:23:48PM +0200, Luis R. Rodriguez wrote:

> > Nope, well the driver requires huge amounts of work to work with PAT, that
> > work will likely never be done, so hence the warning. Its our compromise as
> > only 2 drivers will live on Linux like this and they are both old and rare.
> Hmm, so wasn't the possibility discussed to fail loading instead and issue a
> single-line pr_warn() when PAT is enabled? Those big WARN() splats will only
> confuse people...

Absolutely - they are a regression.


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