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VMware – Possible Clues to Failure?

Adventures With Linux ™ Posted on June 18, 2018 by RGJune 18, 2018

OPINION/SPECULATION: After more tests, I am still encountering the odd behaviour of VMware (14.1.2 with vmmon patch) and Kernel 4.18-rc1, but did notice one possible clue.. Looking at the # systemctl status vmware.service output, it includes the following: Jun 18 01:02:03 rgtest vmware[5663]: Blocking file system[FAILED] I think this should not be there, as VMBlock has been … Continue reading →

Posted in FUSE, kernel, Linux, Opinion, quirks, VMware | Tagged blocking file system error, fuse, kernel 4.18, possible cause, speculation, vmware | 5 Replies

VMware – Odd Behaviour with Kernel 4.18-rc1, and a Workaround?

Adventures With Linux ™ Posted on June 18, 2018 by RGJune 18, 2018

VMware 14.1.2 worked OK with Kernel 4.17, on my Fedora 28 test system, but after updating to 4.18-rc1 the following occurred: Modules (vmmon/vmnet) compiled OK, but – after further testing – appeared to have a runtime problem..    I applied the vmmon patches from Michal Kubeček, at https://github.com/mkubecek/vmware-host-modules/commit/3f2a6c720f68 and this also compiled cleanly. When I ran # vmware-modconfig … Continue reading →

Posted in compilation, Fedora, fix, Hacks, kernel, Linux, Opinion, patches, VMware | Tagged kernel 4.18-rc1, runtime problems, userland, vmmon patch, vmware 14.1.2, workaround | 5 Replies

Kernel – 4.18-rc1 released – Breaks NVIDIA, Fix Available.. Not OK with VMware

Adventures With Linux ™ Posted on June 17, 2018 by RGJune 17, 2018

Kernel 4.18-rc1 has been released – earlier than expected, but Linus is in Japan, where it was already Sunday.. Brief details are here:  http://lkml.iu.edu/hypermail/linux/kernel/1806.2/00125.html Tested with VMware 14.1.2, and vmmon/vmnet compile OK, but NVIDIA fails: …………………………. CC [M] /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.67/kernel/nvidia-drm/nvidia-drm-drv.o In file included from /usr/src/linux-4.18-rc1/include/drm/drmP.h:82, from /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.67/kernel/nvidia-drm/nvidia-drm-priv.h:30, from /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.67/kernel/nvidia-drm/nvidia-drm-drv.c:25: /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-390.67/kernel/nvidia-drm/nvidia-drm-drv.c:637:23: error: ‘DRM_CONTROL_ALLOW’ undeclared here (not in a function); … Continue reading →

Posted in fix, kernel, Linux, NVIDIA, patches, VMware | Tagged 390.67, breaks nvidia, fix available, kernel 4.18-rc1, ok with vmware, released | 2 Replies

Kernel – 4.17 Released – OK with Latest VMware and NVIDIA..

Adventures With Linux ™ Posted on June 3, 2018 by RGJune 3, 2018

Kernel 4.17 is out, and details of changes from -rc7 are here: http://lkml.iu.edu/hypermail/linux/kernel/1806.0/01332.html No real surprises, so far, and it is OK with VMware 14.1.2, and NVIDIA 396.24. Apparently the major version bump to Linux 5.0 might occur at around the Kernel 4.20 mark…. Robert Gadsdon   June 3, 2018.

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Posted in kernel, Linux, NVIDIA, VMware | Tagged 14.1.2, 396.24, kernel 4.17 released, ok with latest vmware and nvidia | Leave a reply

Fedora – F28 Annoyances, and Workarounds..

Adventures With Linux ™ Posted on June 1, 2018 by RGJune 1, 2018

Running Fedora 28 on the test system, I have encountered the following issues with various applications, and found substitute rpm workarounds..  Usually, these can be installed by downloading them ,and then using # rpm -Uvh……… –force.. Grub-customizer still crashes, but the F27 version works ( grub-customizer-5.0.6-6.fc27.x86_64 ) Wine crashes with some windows apps, and the workaround is … Continue reading →

Posted in Fedora, fix, gcc, Hacks, Linux, Opinion, Performance, quirks | Tagged application problems, fedora 28, grub-customizer, handbrake, wine, workarounds | Leave a reply

VMware – 14.1.2 Released – Fixes Annoying Bug..

Adventures With Linux ™ Posted on May 22, 2018 by RGMay 22, 2018

VMware 14.1.2 has been released, and details are here:  https://docs.vmware.com/en/VMware-Workstation-Pro/14/rn/workstation-1412-release-notes.html This version fixes the annoying ‘window resizing’ bug, which caused the guest to suddenly flip from fullscreen to windowed, and then attempted to resize the window. As with 14.1.1, this version is OK with the latest Linux kernels (tested with 14.6.10 and 14.7-rc6). Robert Gadsdon.   May 22, … Continue reading →

Posted in fix, Linux, Opinion, VMware | Tagged 14.1.2 released, fixes annoying bug, ok with latest kernels, vmware, window resizing | Leave a reply

Kernel – 4.17-rc6 Out – Includes GCC8 Compile Fixes..

Adventures With Linux ™ Posted on May 20, 2018 by RGMay 20, 2018

Kernel 4.17-rc6 has been released, and details of changes since -rc5 are here:  http://lkml.iu.edu/hypermail/linux/kernel/1805.2/03965.html This version is still OK with the latest VMware (14.1.1) and NVIDIA (396.24) drivers, but also includes fixes for repeated GCC8 / objtool warnings at compile time: ………………. Josh Poimboeuf (5): ………. objtool: Support GCC 8’s cold subfunctions objtool: Support GCC 8 switch … Continue reading →

Posted in compilation, fix, gcc, kernel, Linux, NVIDIA, VMware | Tagged fixes for gcc8, kernel 4.17-rc6, objtool, ok with latest nvidia and vmware | Leave a reply

Kernel – 4.17-rc6 Out – Includes GCC8 Compile Fixes..

Adventures With Linux ™ Posted on May 20, 2018 by RGMay 20, 2018

Kernel 4.17-rc6 has been released, and details of changes since -rc5 are here:  http://lkml.iu.edu/hypermail/linux/kernel/1805.2/03965.html This version is still OK with the latest VMware (14.1.1) and NVIDIA (396.24) drivers, but also includes fixes for repeated GCC8 / objtool warnings at compile time: ………………. Josh Poimboeuf (5): ………. objtool: Support GCC 8’s cold subfunctions objtool: Support GCC 8 switch … Continue reading →

Posted in compilation, fix, gcc, kernel, Linux, NVIDIA, VMware | Tagged fixes for gcc8, kernel 4.17-rc6, objtool, ok with latest nvidia and vmware | Leave a reply

Kernel – GCC8 / ‘Objtool Warnings’ Patches..

Adventures With Linux ™ Posted on May 14, 2018 by RGMay 14, 2018

There are now patches available to deal with the host of ‘objtool‘ warnings when compiling the kernel with GCC8: …………………………….. drivers/video/fbdev/core/fbmem.o: warning: objtool: fb_set_var()+0x209: sibling call from callable instruction with modified stack frame drivers/video/fbdev/core/fbmem.o: warning: objtool: do_remove_conflicting_framebuffers()+0xa6: sibling call from callable instruction with modified stack frame drivers/video/fbdev/core/fbmem.o: warning: objtool: register_framebuffer()+0x14b: sibling call from callable instruction with modified … Continue reading →

Posted in compilation, gcc, kernel, Linux, patches, Performance | Tagged 4.16 syscall warnings, 4.17 clean, gcc8, kernel, objtool warnings, patches available | Leave a reply

GCC – Update to 8.1.1 – Still Gives Kernel Compile Warnings..

Adventures With Linux ™ Posted on May 7, 2018 by RGMay 7, 2018

Fedora 28 has GCC 8.1.1 available (currently in ‘updates-testing‘ repo), and I tested this with Kernel 4.17-rc4, to see if there was any improvement in the horde of warnings generated with 8.0.1. In short, there is no real difference: ……………………………… CC security/keys/request_key.o arch/x86/kvm/lapic.o: warning: objtool: kvm_lapic_reg_read()+0x126: sibling call from callable instruction with modified stack frame arch/x86/kvm/lapic.o: warning: … Continue reading →

Posted in compilation, Fedora, gcc, kernel, Linux, Opinion, Performance | Tagged fedora 28, gcc 8.1.1, kernel 4.17-rc4, objtool, still multiple warnings | Leave a reply

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