On Thu, Oct 18, 2018 at 9:06 AM Lu Baolu <[email protected]> wrote: > > Hi, > > On 10/18/18 2:52 PM, Sedat Dilek wrote: > > On Tue, Oct 16, 2018 at 8:37 AM Lu Baolu <[email protected]> wrote: > >> > >> Hi Sedat, > >> > >> Sorry for late reply. > >> > >> Do you still have this issue with newer rc's (like 4.19-rc8)? > >> > >> I checked the dmesg log you attached there, it seems that the vt-d was > >> not on actually. > >> > > > > Here my kernel-config and dmesg-logs for Linux v4.19-rc8. > > Any issues are you seeing? I didn't see any error in the dmesg dump. >
No issues, looks and feels good :-). Thanks Lu. - sed@ - > Best regards, > Lu Baolu > > > > > - sed@ - > > > >> > >> On 9/5/18 8:04 PM, Sedat Dilek wrote: > >>> Hi Joerg, > >>> > >>> "intel_ioomu=on" was working fine here on my ThinkPad T470 with > >>> debian/testing AMD64 with Linux v4.17.y and v4.18.y. > >>> > >>> With testing Linux v4.19-rc1 and v4.19-rc2 my machine is not booting - > >>> black screen. > >>> These kernels are built with LLVM/Clang v7.0.0rc2 (v4.18.y too). > >>> > >>> Furthermore, I switched from GRUB to systemd-boot v239. > >>> > >>> [ /boot/efi/loader/entries/debian.conf ] > >>> > >>> title Debian GNU/Linux buster/sid [ debian kernel ] > >>> linux /vmlinuz-4.17.0-3-amd64 > >>> initrd /initrd.img-4.17.0-3-amd64 > >>> options root=UUID=4c2aa544-6e86-44d2-9329-572623867b3d ro intel_iommu=on > >>> > >>> [ /boot/efi/loader/entries/debian-llvmlinux.conf ] > >>> > >>> title Debian GNU/Linux buster/sid [ llvmlinux kernel (EXPERIMENTAL) ] > >>> linux /vmlinuz-4.19.0-rc2-3-iniza-llvmlinux > >>> initrd /initrd.img-4.19.0-rc2-3-iniza-llvmlinux > >>> options root=UUID=4c2aa544-6e86-44d2-9329-572623867b3d ro > >>> > >>> Any hints or hints to debug this? > >>> Any other kernel boot cheats [1] I can try? > >>> > >>> My kernel-config and dmesg output is attached. > >>> > >>> Thanks in advance. > >>> > >>> Regards, > >>> - Sedat - > >>> > >>> > >>> Documentation/intel_txt.txt > >>> Documentation/admin-guide/kernel-parameters.txt > >>> Documentation/Intel-IOMMU.txt > >>> > >>> [1] > >>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/admin-guide/kernel-parameters.txt#n1645 > >>> [2] > >>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/Intel-IOMMU.txt > >>> [3] > >>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/intel_txt.txt > >>> > >>> > >>> _______________________________________________ > >>> iommu mailing list > >>> [email protected] > >>> https://lists.linuxfoundation.org/mailman/listinfo/iommu > >>> _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
