Vlastimil Babka wrote on 8/16/2019 5:47 AM:
On 8/15/19 9:13 PM, Petr Vandrovec wrote:
With iommu=off disks are visible, but USB keyboard (and other USB
devices) does not work:
I've been told iommu=soft might help.
Thanks. I've rebuilt kernel without IOMMU.
Unfortunately I was not able to reproduce original problem with latest
kernel - neither with CMA nor without CMA. System seems stable as a rock.
This is the change on which I've tried to reproduce it with your
debugging patches:
commit 41de59634046b19cd53a1983594a95135c656997 (HEAD -> master,
origin/master, origin/HEAD)
Merge: e22a97a2a85d 1ee1119d184b
Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Date: Wed Aug 14 15:29:53 2019 -0700
Merge tag 'Wimplicit-fallthrough-5.3-rc5' of
git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux
Petr
