Messages in this thread | | | Date | Sat, 6 Aug 2022 22:28:55 +0200 | From | Joerg Roedel <> | Subject | Re: [git pull] IOMMU Updates for Linux v5.20 |
| |
On Sat, Aug 06, 2022 at 12:39:54PM -0700, Linus Torvalds wrote: > I'm currently bisecting a boot failure on my desktop, and it's gone > into the iommu code. > > I'm assuming it's the 64-bit thing, but I'll bisect further to make sure. > > If it is, it will be reverted as hopelessly optimistic.
A faster way to track down whether this change causes the boot failures on your machine is to boot with iommu.forcedac=0 to disable the new behavior and see if the issue goes away.
Please let me know if I can help with anything.
Regards,
Joerg
| |