[alsa-devel] [PATCH] ALSA: emu10k1: Rate-limit error messages about page errors

[Takashi Iwai]

On Fri, 18 May 2018 14:12:32 +0200,
Maciej S. Szmigiero wrote:
> 
> On 17.05.2018 20:05, Takashi Iwai wrote:
> > Bugzilla: http://bugzilla.opensuse.org/show_bug.cgi?id=1093027
> 
> FYI: When developing IOMMU workarounds for the snd_emu10k1 driver
> I've also hit bugs in AMD IOMMU kernel driver (as far as I can remember
> they only shown for <32-bit DMA masks, that is on Live, but not on
> Audigy).
> 
> The earliest released kernel to have them fixed was probably 4.15.0.

That makes sense, as there have been lots of iova rewrites that
happened in 4.15 development.


thanks,

Takashi