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ARM – CuBox i4-Pro to Kernel 3.19-rc7..

Adventures With Linux ™ Posted on February 8, 2015 by RGFebruary 8, 2015

Just updated the CuBox i4-Pro to Kernel 3.19-rc7 – using the standard code from kernel.org.. with device-tree boot using zImage and imx6q-cubox-i.dtb Only tested ‘headless’ access, so far.. Fedora release 21 (Twenty One) Kernel 3.19.0-rc7 on an armv7l (ttymxc0) …………………….. [root@rgcubox ~]# uname -a Linux rgcubox 3.19.0-rc7 #1 SMP Sat Feb 7 13:36:57 EST 2015 armv7l armv7l … Continue reading →

Posted in compilation, Crash and Burn.., Fedora, kernel, Linux / ARM | Tagged cubox-i4-pro, device tree, imx6q-cubox-i.dtb, kernel 3.19-rc7, kernel.org, standard code, success | Leave a reply

ARM – Odroid U3 to 3.19-rc7 – Fan ‘Fixed’?

Adventures With Linux ™ Posted on February 5, 2015 by RGFebruary 5, 2015

Updated the Odroid U3 to Kernel 3.19-rc7, from https://github.com/tobiasjakobi/linux-odroid/tree/odroid-3.19.y Had to ‘refresh’ the config, by # make exynos4412_odroid_defconfig, and then (re)enable selinux etc… One feature is that the CPU fan no longer runs constantly, but I need to do more tests, to see if it is now capable of running at all..    The temperature is OK, at … Continue reading →

Posted in compilation, Hacks, kernel, Linux / ARM, Odroid, Opinion, Performance | Tagged arm, fan not running constantly, kernel 3.19-rc7, linux, odroid u3, patched, success | 3 Replies

Kernel 3.19-rc7 – ‘Final’ Soon?

Adventures With Linux ™ Posted on February 4, 2015 by RGFebruary 4, 2015

Installed Kernel 3.19-rc7 on the test system, and the same comments apply as for -rc6.    The latest NVIDIA driver (346.35) and VMware 11.0 – with the vmnet patches – install and load/run OK.. Changelog summary here:  http://lkml.iu.edu/hypermail/linux/kernel/1502.0/00273.html $ uname -a Linux rg6830l 3.19.0-rc7 #1 SMP Mon Feb 2 19:00:25 PST 2015 x86_64 x86_64 x86_64 GNU/Linux It appears … Continue reading →

Posted in compilation, Hacks, kernel, Linux, NVIDIA, Opinion, VMware | Tagged 3.19 final soon?, kernel 3.19-rc7, nvidia 346.35, success, vmnet patch, vmware 11.0 | Leave a reply

ARM – New Raspberry Pi 2 – ARMv7 at Last..

Adventures With Linux ™ Posted on February 2, 2015 by RGFebruary 2, 2015

For those who have a new Raspberry Pi 2 on order – as I have – the kernel source is now available, at https://github.com/raspberrypi/linux/tree/rpi-3.18.y-rebase. To get the correct config, start with # make bcm2709_defconfig For me, one of the additional benefits is that it is ARMv7, which should support the standard up-to-date Fedora 21 distro, instead of … Continue reading →

Posted in compilation, Fedora, kernel, Linux / ARM, Raspberry Pi | Tagged armv7, bcm2709, fedora 21 support, kernel source available, on order, raspberry pi | 19 Replies

Kernel 3.19-rc6 – Good News for NVIDIA..

Adventures With Linux ™ Posted on January 27, 2015 by RGJanuary 27, 2015

Updated to Kernel 3.19-rc6 on the test system, and – at last – the problem with NVIDIA driver GPL inconsistency has been fixed, and now driver 346.35 compiles and loads OK.. Details of changes since -rc5 are here:   http://lkml.iu.edu/hypermail/linux/kernel/1501.3/00776.html And the important change is that /arch/x86/mm/init.c now has EXPORT_SYMBOL(__cachemode2pte_tbl) instead of EXPORT_SYMBOL_GPL(__cachemode2pte_tbl)..etc.. VMware 11 – with the … Continue reading →

Posted in compilation, kernel, Linux, NVIDIA, Opinion, Performance | Tagged 346.35, export_symbol, kernel 3.19-rc6, nvidia gpl problem fixed, success, vmnet patches, vmware 11 | Leave a reply

VMware – Backward-Compatible 3.19 Fix..

Adventures With Linux ™ Posted on January 23, 2015 by RGJanuary 23, 2015

After the solution to the Kernel 3.19/vmnet problem mentioned in previous posts, I have produced a fix that includes tests for kernel versions, and works with Kernel 3.19 and with earlier kernel versions.. This is probably not the most elegant code, but it works – I have tested it with VMware 11.0 and Kernels 3.19-rc5 and 3.18.3 … Continue reading →

Posted in compilation, Crash and Burn.., Hacks, kernel, Linux, Opinion, Performance, VMware | Tagged backward-compatible, kernel 3.19 fix, success, test for kernel version, vmnet, vmware 11 | 36 Replies

VMware 11 – Fix for vmnet and Kernel 3.19..

Adventures With Linux ™ Posted on January 23, 2015 by RGJanuary 23, 2015

Thanks to Al Viro, and to coderus on the VMware forum, we now have a solution for vmnet and Kernel 3.19, as follows: In vmnet-only/driver.c (lines 269, 1194, and 1195): Replace instances of f_dentry with f_path.dentry In vmnet-only/userif.c (line 526): Replace    return skb_copy_datagram_iovec(skb, 0, &iov, len); with    struct iov_iter to;    iov_iter_init(&to, READ, &iov, 1, … Continue reading →

Posted in compilation, Crash and Burn.., Hacks, kernel, Linux, VMware | Tagged driver.c, kernel 3.19, success, userif.c, vmnet fix, vmware 11.0 | Leave a reply

NVIDIA – New Driver 346.35, Still Fails with 3.19-rc..

Adventures With Linux ™ Posted on January 17, 2015 by RGJanuary 17, 2015

Tested the lates NVIDIA driver (346.35) today, and although it fixes the f_dentry error, the compile still fails with Kernel 3.19-rc4, due to the incompatible GPL problem: FATAL: modpost: GPL-incompatible module nvidia.ko uses GPL-only symbol ‘__cachemode2pte_tbl’ /usr/src/linux-3.19-rc4/scripts/Makefile.modpost:90: recipe for target ‘__modpost’ failed It has been pointed out that this can be fixed by simply changing the license … Continue reading →

Posted in compilation, Crash and Burn.., kernel, Linux, NVIDIA, Opinion | Tagged compile fail, gpl problem, kernel 3.19-rc4, nvidia 346.35 | 2 Replies

Kernel 3.19-rc4 – OK on CuBox-i4 Pro.. No fixes yet for NVIDIA and VMware on x86..

Adventures With Linux ™ Posted on January 12, 2015 by RGJanuary 12, 2015

Updated the test system to Kernel 3.19-rc4, and the same comments apply as for -rc3..  Still no fixes for NVIDIA and VMware, yet.. I tried the CuBox-i4 Pro with a ‘standard’ kernel from kernel.org, rather than the ‘patched’ version used previously, and it booted OK.. Fedora release 21 (Twenty One) Kernel 3.19.0-rc4 on an armv7l (ttymxc0) …………. … Continue reading →

Posted in compilation, Crash and Burn.., kernel, Linux, Linux / ARM, NVIDIA, Opinion, Performance, VMware | Tagged cubox, dont run preempt?, kernel 3.19-rc4, lockup problem, no fix for nvidia vmware, ok | 2 Replies

Kernel 3.19-rc3, ‘Lockup’ Bug, Latest..

Adventures With Linux ™ Posted on January 6, 2015 by RGJanuary 6, 2015

Updated the test system to Kernel 3.19-rc3, and there is still no fix for VMware (11.0) and the latest NVIDIA (340.65 and 346.22) drivers…     The NVIDIA problem will involve getting around a GPL-incompatible module issue.. FATAL: modpost: GPL-incompatible module nvidia.ko uses GPL-only symbol ‘__cachemode2pte_tbl’ 3.19-rc3 installs and runs OK on the CuBox-i4 Pro: $ uname -a Linux … Continue reading →

Posted in compilation, Crash and Burn.., CuBox, Hacks, kernel, Linux, Linux / ARM, NVIDIA, Opinion, VMware | Tagged compile fail, cubox-i4-pro, kernel 3.19-rc3, lockup problem latest info, no workaround yet, nvidia, success, vmware | Leave a reply

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