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ARM64 – Pi3 Still Very Unstable..

Adventures With Linux ™ Posted on June 21, 2016 by RGJune 21, 2016

I have tried the latest 4.7-next patched kernel, from https://github.com/anholt/linux/tree/bcm2837-64-next After some trials, I did manage to – just – get it to boot – after falling to an ’emergency console’, but the system is very unstable, with multiple recurring MMC errors.. ….. Give root password for maintenance (or press Control-D to continue): Error getting authority: Error … Continue reading →

Posted in aarch64, alpha release, ARM64, boot, compilation, Crash and Burn.., Hacks, kernel, Linux, Linux / ARM, Opinion, Raspberry Pi | Tagged arm64, crashes, kernel, kernel 4.7-rc3-next, linux, mmc errors, patched, raspberry pi 3, unstable | Leave a reply

NVIDIA – New Driver – Still Broken with Kernel 4.7 – Patch Fix OK..

Adventures With Linux ™ Posted on June 14, 2016 by RGJune 14, 2016

Just tested the latest NVIDIA driver – 367.27 – and it fails to compile with Kernel 4.7-rc3.     To fix this, the patch for 367.18 still works ( details at http://rglinuxtech.com/?p=1750 ). ……………….. Building modules, stage 2. MODPOST 4 modules CC /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-drm.mod.o LD [M] /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-drm.ko CC /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-modeset.mod.o LD [M] /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-modeset.ko CC /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-uvm.mod.o LD [M] /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia-uvm.ko CC /home/rgadsdon/Desktop/kernel/NVIDIA-Linux-x86_64-367.27.patched/kernel/nvidia.mod.o LD … Continue reading →

Posted in compilation, Crash and Burn.., Hacks, kernel, Linux, NVIDIA, Opinion | Tagged compile fail with kernel 4.7-rc3, nvidia 367.27, patch ok | 2 Replies

ARM64 – Pine64 – Not Exactly ‘Compact’..

Adventures With Linux ™ Posted on June 7, 2016 by RGJune 7, 2016

I recently obtained one of the newly-released (- to the ‘public’..) Pine64 ARM64 systems…    My first reaction, was that it is a bit on the large side..  The board is over twice the size of the Odroid C2.. As usual, the ‘standard’ U-Boot was a heavily-customised old version, that only mounted Android-format Kernel ‘blob’s, but a hacked … Continue reading →

Posted in aarch64, ARM64, boot, compilation, Fedora, Hacks, hardware, kernel, Linux / ARM, Opinion, Performance, Pine64, success, U-Boot | Tagged arm64, hacks, kernel 4.7-rc1 patched, new, pine64, soc, u-boot, work-in-progress | 3 Replies

Kernel – 4.7-rc2 Released – rc1 Patches Still Work.

Adventures With Linux ™ Posted on June 6, 2016 by RGJune 6, 2016

Kernel 4.7-rc2 is out and brief details of changes from -rc1 are here:  http://lkml.iu.edu/hypermail/linux/kernel/1606.0/03592.html After all the later-rc breakage with 4.6, I tested the latest patched NVIDIA drivers, and VMware, with this version, and all the previous 4.6/4.7 patches for VMware 12.1.1, and the 4.7 patches for NVIDIA 367.18 and 361.45.11 still work.   See http://rglinuxtech.com/?p=1748 and http://rglinuxtech.com/?p=1750 … Continue reading →

Posted in compilation, Crash and Burn.., fix, Hacks, kernel, Linux, NVIDIA, Opinion, Performance, VMware | Tagged kernel 4.7-rc2, nvidia 367.18 and 361.45.11, nvidia and vmware patches still work, vmware 12.1.1 | Leave a reply

Hardware – Replacing the System Disk..

Adventures With Linux ™ Posted on June 2, 2016 by RGJune 2, 2016

My ‘system disk’ (/dev/sda) started to show bad sectors, recently, and so I decided to replace it.    The disk was around 8 years old, and had been in almost-continuous use.. I have not had to do this for some considerable time, and I think the last time was in the late-90s, and using LILO!  (No convoluted grub2 … Continue reading →

Posted in boot, Crash and Burn.., Fedora, grub, Hacks, hardware, Linux, Opinion, Performance | Tagged dracut, example, fedora, grub, new system disk, success | Leave a reply

NVIDIA – Possible Kernel 4.7 Fix for 361.45.11 and 367.18..

Adventures With Linux ™ Posted on May 31, 2016 by RGMay 31, 2016

Thanks to juston_li on the NVIDIA Devtalk forum, there is specific detail of the changes needed for Kernel 4.7 compatibility.. Details are at   https://devtalk.nvidia.com/default/topic/938665/linux/linux-4-7-rc1-367-18-build-errors/ The first issue is interesting, as it is due to a Kernel Dev. deciding to introduce a new variable – radix_tree_empty – in Kernel 4.7-rc1, that happens to have the same name as … Continue reading →

Posted in compilation, Crash and Burn.., Hacks, kernel, Linux, NVIDIA, Opinion, Performance | Tagged 367.18, compile success, fix, kernel 4.7-rc1, nvidia 361.45.11, nvidia-drm, radix_tree_empty | 1 Reply

VMware – Possible Kernel 4.7 Fix for 12.1.1..

Adventures With Linux ™ Posted on May 31, 2016 by RGMay 31, 2016

Thanks to g, from their comment on my previous article ( http://rglinuxtech.com/?p=1746 ), there may be a more correct vmnet fix than simply ‘commenting out the code’..    Replace dev->trans_start = jiffies with  netif_trans_update(dev) in netif.c I have made this change, and VMware 12.1.1 is – so far – loading and running OK, as usual.. Robert Gadsdon.   May 30, … Continue reading →

Posted in compilation, fix, Hacks, kernel, Linux, VMware | Tagged fix, kernel 4.7-rc1, netif.c, vmnet, vmware 12.1.1 | 7 Replies

Kernel – 4.7-rc1 Breaks NVIDIA and VMware..

Adventures With Linux ™ Posted on May 29, 2016 by RGMay 29, 2016

Kernel 4.7-rc1 is out, and brief details are here:  https://lkml.org/lkml/2016/5/29/77 The update breaks the latest NVIDIA drivers – 367.18 and 361.45.11: ………. /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-367.18/kernel/nvidia-uvm/uvm_linux.h:557:13: error: redefinition of ‘radix_tree_empty’ static bool radix_tree_empty(struct radix_tree_root *tree) ……………………………. /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-367.18/kernel/nvidia-drm/nvidia-drm-gem.c: In function ‘nvidia_drm_dumb_map_offset’: /home/rgadsdon/kernel/NVIDIA-Linux-x86_64-367.18/kernel/nvidia-drm/nvidia-drm-gem.c:411:33: error: passing argument 1 of ‘drm_gem_object_lookup’ from incompatible pointer type [-Werror=incompatible-pointer-types] gem = drm_gem_object_lookup(dev, file, handle); …………………… ..and, breaks … Continue reading →

Posted in compilation, Crash and Burn.., Hacks, kernel, Linux, NVIDIA, Opinion, VMware | Tagged 361.45.11, breaks nvidia and vmware, kernel 4.7-rc1, nvidia 367.18, vmnet hack, vmware 12.1.1 | 4 Replies

ARM64 – Odroid C2 U-Boot – More Progress..

Adventures With Linux ™ Posted on May 23, 2016 by RGMay 23, 2016

Thanks to an additional U-Boot patch from Carlo Caione, it is now possible to (partially) boot the mainline Kernel from U-Boot on an eMMC module, as well as from SDcard..    Patch details here:  https://www.mail-archive.com/u-boot@lists.denx.de/msg213468.html => mmc info Device: <NULL> Manufacturer ID: 15 OEM: 100 Name: BGND3 Tran Speed: 52000000 Rd Block Len: 512 MMC version 5.0 High … Continue reading →

Posted in aarch64, ARM64, boot, Crash and Burn.., Hacks, Linux / ARM, Odroid C2, U-Boot | Tagged arm64, boot from emmc module, odroid c2, u-boot | Leave a reply

VMware – 12.1.1 – Not Very Impressed..

Adventures With Linux ™ Posted on May 18, 2016 by RGMay 18, 2016

VMware Workstation 12.1.1 is out, but still needs the same patches (vmmon and vmnet) for Kernel 4.6 as 12.1.0, and the update also (still..!.) breaks the front-end gui (/usr/bin/vmware) on Fedora 23.. Release Notes for 12.1.1 are here:  https://pubs.vmware.com/Release_Notes/en/workstation/12pro/workstation-1211-release-notes.html Kernel 4.6 patch details are here:  http://rglinuxtech.com/?p=1706 The fix for /usr/bin/vmware on Fedora 23 is almost the same … Continue reading →

Posted in compilation, Crash and Burn.., Fedora, fix, Hacks, Linux, Opinion, VMware | Tagged fix for gui on fedora, needs patch for kernel 4.6, vmware 12.1.1 | Leave a reply

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