Category Archives: Linux

NVIDIA – New Driver – Still Broken With 4.16..

Posted on by March 12, 2018
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NVIDIA have released a new driver – 390.42 – and brief details are here:  http://www.nvidia.com/Download/driverResults.aspx/131853/en-us This still fails with Kernel 4.16 (tested with 4.16-rc5): ………………… ld -r -o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.42/kernel/nvidia-modeset/nv-modeset-interface.o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.42/kernel/nvidia-modeset/nvidia-modeset-linux.o Building modules, stage 2. MODPOST 4 modules WARNING: “swiotlb_map_sg_attrs” [/home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.42/kernel/nvidia.ko] … Continue reading →

NVIDIA – Possible Fix for Kernel 4.16..

Posted on by March 6, 2018
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Thanks to the efforts of mlau on the NVIDIA Devtalk Forum, there is a possible fix for the swiotlb issue with Kernel 4.16..     See https://devtalk.nvidia.com/default/topic/1030082/linux/kernel-4-16-rc1-breaks-latest-drivers-unknown-symbol-swiotlb_map_sg_attrs-/ for details.. For NVIDIA driver 384.111, I had to increment all the nv–linux.h patch line … Continue reading →

NVIDIA – Kernel 4.16 Issues – Update..

Posted on by March 6, 2018
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An update on the ”Unknown symbol swiotlb_map_sg_attrs” issue with Kernel 4.16-rc and the latest NVIDIA drivers (384.111 and 390.25).. From more testing done after I posted brief details on the NVIDIA Forum, it would appear that – as is sometimes … Continue reading →

IA64 – Updated to 4.16-rc3..

Posted on by February 26, 2018
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Just updated the HP RX2600 to Kernel 4.16-rc3, and apart from an odd quirk at compile time, all went OK.. ………….. Building modules, stage 2. MODPOST 98 modules GZIP arch/ia64/hp/sim/boot/vmlinux.gz File “./arch/ia64/scripts/unwcheck.py”, line 19 print “Usage: %s FILE” % sys.argv[0] … Continue reading →

Kernel – 4.16-rc3 Released, and Still no NVIDIA Fix?

Posted on by February 26, 2018
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Kernel 4.16-rc3 is out, and brief details of post-rc2 changes are here:  http://lkml.iu.edu/hypermail/linux/kernel/1802.3/00500.html I still cannot find any solution proposed for the ‘Unknown symbol swiotlb_map_sg_attrs‘ error with the latest NVIDIA drivers, despite posting brief details on the Developers Forum over … Continue reading →

Kernel – 4.16-rc1 – OK with VMware 14.1.1, Breaks NVIDIA?..

Posted on by February 11, 2018
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Kernel 4.16-rc1 is out, and brief details are here:  http://lkml.iu.edu/hypermail/linux/kernel/1802.1/02325.html VMware 14.1.1 is OK, and NVIDIA 384.111 and 390.25 both compile OK, but then fail to load/run: ………… modprobe: ERROR: could not insert ‘nvidia’: Unknown symbol in module, or unknown … Continue reading →

Kernel – GCC and ‘Retpoline’..

Posted on by February 1, 2018
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The recent summary of Kernel 4.15 mentioned the test for ‘compliant’ versions of GCC which fully support the retpoline mitigation, but only gave an example of non-compliance: With GCC 7.2: ~]$ cat /sys/devices/system/cpu/vulnerabilities/spectre_v2  Vulnerable: Minimal generic ASM retpoline I re-created … Continue reading →

Kernel – 4.15 Final, at Last..

Posted on by January 28, 2018
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Kernel 4.15 is – finally – released, and an overview of changes since -rc9 is here:  http://lkml.iu.edu/hypermail/linux/kernel/1801.3/02794.html The latest NVIDIA drivers – 384.111 and 390.12 – compile and load OK, and VMware 14.1.1 is also OK. It is worth mentioning … Continue reading →

IA64 – The Gentoo saga.. Kernel 4.15-rc9

Posted on by January 22, 2018
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After a lot of patience(!) I now have a much-hacked version of Gentoo running on the HP RX2600, and have just updated the kernel to 4.15-rc9: ……………… [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical … Continue reading →

VMware – 14.1.1 released – OK with Kernel 4.15..

Posted on by January 10, 2018
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As expected, there is a new release of VMware – 14.1.1 – and brief details are here:  https://docs.vmware.com/en/VMware-Workstation-Pro/14/rn/workstation-1411-release-notes.html This version compiles and loads OK with the latest 4.15-rc kernel – tested with 4.15-rc7, and no longer needs the vmmon series … Continue reading →