NVIDIA – New Driver 384.130 – Still Fails with 4.16..

NVIDIA have released driver 384.130, and details are here:  http://www.nvidia.com/download/driverResults.aspx/132524/en-us The ‘Release Highlights’ clearly specify ”Improved compatibility with recent Linux kernels.”, and yet it still fails with Kernel 4.16 (tested with 4.16-rc7): ……………… ld -r -o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-384.130/kernel/nvidia-modeset/nv-modeset-interface.o /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-384.130/kernel/nvidia-modeset/nvidia-modeset-linux.o Building modules, … Continue reading

NVIDIA – Another New Driver – Still Broken with 4.16..

NVIDIA have released another new driver – 390.48, and details are here: http://www.nvidia.com/Download/driverResults.aspx/132530/en-us Surprisingly, this version is still not able to function with Kernel 4.16 (tested with 4.16-rc7): ……………….. Building modules, stage 2. MODPOST 4 modules WARNING: “swiotlb_map_sg_attrs” [/home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.48/kernel/nvidia.ko] undefined! … Continue reading

Kernel – GCC and ‘Retpoline’..

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 – Urgent Changes in Latest Versions, to Fix Intel CPU Security..

Apparently, there has been a major security defect discovered in Intel CPUs, and full details have been embargoed until early-January, but there is a comprehensive article in The Register, here:  https://www.theregister.co.uk/2018/01/02/intel_cpu_design_flaw/ The Linux Kernel devs have been working to provide … Continue reading

VMware – Potential Fix for W/S 14 Performance/Memory Issues..

I had found that although VMware 14.0.0 installed OK with Kernel 4.13, the runtime performance was rather ‘sluggish’, and others have reported more serious memory issues… There is a patch that may help with this – and thanks to Roke … Continue reading

VMware – Workstation 14 released – with a Gotcha..

VMware Workstation Pro 14.0.0 has been released – a bit earlier than expected – and it has a (potentially) nasty surprise for those with ‘older’ CPUs..   Release notes are here:  https://docs.vmware.com/en/VMware-Workstation-Pro/14.0.0/rn/workstation-14-release-notes.html I installed this on my test system without any … Continue reading

ARM64 – 4.14-rc1 Problems..?

Kernel 4.14-rc1 has been stable on the x86_64 test system, but when I tried updating the Odroid C2 (ARM64) I saw a lot of mmc and other errors reported.. ………. [ OK ] Started File System Check on Root Device. … Continue reading

Kernel – 4.12-rc1 Released – NVIDIA OK, VMware Not..

Kernel 4.12-rc1 is out – one day early – and brief details are here:  http://lkml.iu.edu/hypermail/linux/kernel/1705.1/03964.html The release includes the reverted GPL/MIT licence changes in refcount.c, and the latest NVIDIA drivers compile/load OK, now: ……………………… Building modules, stage 2. MODPOST 4 … Continue reading

NVIDIA – Still no 4.11 Solution, but a ‘Good’ Patch for Old Version..

Kernel 4.11 ‘final’ has been delayed for a week, and -rc8 has been released..     4.11-patched VMware 12.5.5 is OK, but there is still only a ‘Bad’ (illegal licence modification) patch for the latest NVIDIA driver..   (see https://devtalk.nvidia.com/default/topic/1002820/linux/-patch-381-09-kernel-4-11-rc5/ ) But, if … Continue reading

Kernel – 4.11-rc1 and BTRFS – a Warning..?

I encountered a catastrophic problem with btrfs formatted system disk partition corruption, shortly after updating a test system to Kernel 4.11-rc1. To put this in context, this may be an isolated incident, and I have not seen problems – so … Continue reading