Update gentoo kernel - Revision history

M at 19:58, 3 August 2018

2018-08-03T19:58:25Z

← Older revision		Revision as of 19:58, 3 August 2018
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	cd .. && rm linux && ln -s linux-#new-version# linux		cd .. && rm linux && ln -s linux-#new-version# linux
	cd /boot		cd /boot
			# MAKE SURE IT ENDS in .efi
	mv vm-gentoo-latest__ vmlinuz-#new-version#-gentoo_your_desc_can_be_oldconfg.efi		mv vm-gentoo-latest__ vmlinuz-#new-version#-gentoo_your_desc_can_be_oldconfg.efi
	# reboot		# reboot

M at 19:57, 3 August 2018

2018-08-03T19:57:51Z

← Older revision		Revision as of 19:57, 3 August 2018
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	mv vm-gentoo-latest__ vmlinuz-#new-version#-gentoo_your_desc_can_be_oldconfg.efi		mv vm-gentoo-latest__ vmlinuz-#new-version#-gentoo_your_desc_can_be_oldconfg.efi
	# reboot		# reboot

			== OLDER NOTES ==

	== Set up Symlink to Kernel Source ==		== Set up Symlink to Kernel Source ==

M at 00:56, 7 October 2017

2017-10-07T00:56:01Z

← Older revision		Revision as of 00:56, 7 October 2017
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	You have to manually configure, compile, and install the kernel source into a kernel binary.		You have to manually configure, compile, and install the kernel source into a kernel binary.
	This is to allow you to keep your kernel tuned for your machine.		This is to allow you to keep your kernel tuned for your machine.

			== Quick Kernel Bump ==

			* Probably already done: emerge a new kernel, mount /boot
			* Compile and install the new kernel
			su -
			cd /usr/src && ls -t # find the newest, ensure it is not the target for the linux symlink
			cd linux-#new-version#
			# Run this, it will make && make modules_install.
			# But first, if no .config is found, this will copy .config from ../linux, and run [make oldconfig] - hit Enter a LOT
			build_kernel
			cd .. && rm linux && ln -s linux-#new-version# linux
			cd /boot
			mv vm-gentoo-latest__ vmlinuz-#new-version#-gentoo_your_desc_can_be_oldconfg.efi
			# reboot

	== Set up Symlink to Kernel Source ==		== Set up Symlink to Kernel Source ==
Line 18:		Line 33:
	cd /usr/src		cd /usr/src
	cd linux-#kernelversion#-gentoo-#gentooreleaseversion#		cd linux-#kernelversion#-gentoo-#gentooreleaseversion#
	build_kernel		build_kernel # or copy the .config over and make oldconfig and [make && make modules_install]
	cd ..		cd ..
	rm linux		rm linux

M at 12:36, 13 July 2017

2017-07-13T12:36:35Z

← Older revision		Revision as of 12:36, 13 July 2017
Line 17:		Line 17:

	cd /usr/src		cd /usr/src
			cd linux-#kernelversion#-gentoo-#gentooreleaseversion#
			build_kernel
			cd ..
	rm linux		rm linux
	ln -s linux-#kernelversion#-gentoo-#gentooreleaseversion# linux		ln -s linux-#kernelversion#-gentoo-#gentooreleaseversion# linux

			NOTE that last I checked (2017/07/13), portage seemed to have stripped Makefiles from every folder except the latest.

	== Steps To Install Kernel ==		== Steps To Install Kernel ==

M: moved Update MythTV kernel to Update gentoo kernel: Makes more sense

2011-01-24T16:34:05Z

moved Update MythTV kernel to Update gentoo kernel: Makes more sense

← Older revision	Revision as of 16:34, 24 January 2011
(No difference)

M at 15:45, 13 January 2009

2009-01-13T15:45:30Z

← Older revision		Revision as of 15:45, 13 January 2009
Line 54:		Line 54:
	eselect opengl set ati		eselect opengl set ati
	reboot		reboot
	~~emacs /etc/portage/package.mask # adjust ivtv version if needed~~		emerge sys-fs/fuse lirc media-libs/svgalib (etc)
	~~# it has to match your kernel version~~
	~~# comment out ivtv line to get latest version~~
	emerge sys-fs/fuse
	~~emerge~~ lirc
	update-modules		update-modules
	reboot		reboot

M at 15:44, 13 January 2009

2009-01-13T15:44:10Z

← Older revision		Revision as of 15:44, 13 January 2009
Line 65:		Line 65:

	module-rebuild list # to see what it WOULD rebuild		module-rebuild list # to see what it WOULD rebuild
	emerge ati-drivers sys-fs/fuse lirc		emerge ati-drivers sys-fs/fuse lirc media-libs/svgalib (etc)
	update-modules		update-modules
	eselect opengl set ati		eselect opengl set ati

M at 15:32, 13 January 2009

2009-01-13T15:32:44Z

← Older revision		Revision as of 15:32, 13 January 2009
Line 39:		Line 39:
	There are certain packages that are kernel-specific, and must be installed AFTER the kernel is updated. Note that this is only necessary if you are changing kernel versions, NOT if you just adjust the settings on an already-installed kernel.		There are certain packages that are kernel-specific, and must be installed AFTER the kernel is updated. Note that this is only necessary if you are changing kernel versions, NOT if you just adjust the settings on an already-installed kernel.

	* install nvidia binary driver		* install nvidia or ati binary driver ([nvidia-drivers], [ati-drivers])
	* install a new ivtv that matches the new kernel version		* (old) install a new ivtv that matches the new kernel version
	* "If your (ntfs3g) driver stops working after you have upgraded your kernel then you should reinstall fuse."		* "If your (ntfs3g) driver stops working after you have upgraded your kernel then you should reinstall fuse."
	* lirc (for LCD display, and maybe some day, a remote) :>		* lirc (for LCD display, and maybe some day, a remote) :>
Line 51:		Line 51:

	module-rebuild list # to see what it WOULD rebuild		module-rebuild list # to see what it WOULD rebuild
	emerge ~~nvidia~~-drivers		emerge ati-drivers
	eselect opengl set ~~nvidia~~		eselect opengl set ati
	reboot		reboot
	emacs /etc/portage/package.mask # adjust ivtv version if needed		emacs /etc/portage/package.mask # adjust ivtv version if needed
	# it has to match your kernel version		# it has to match your kernel version
	# comment out ivtv line to get latest version		# comment out ivtv line to get latest version
	~~emerge ivtv~~
	emerge sys-fs/fuse		emerge sys-fs/fuse
	emerge lirc		emerge lirc
Line 66:		Line 65:

	module-rebuild list # to see what it WOULD rebuild		module-rebuild list # to see what it WOULD rebuild
	emerge ~~nvidia~~-drivers ~~ivtv~~ sys-fs/fuse lirc		emerge ati-drivers sys-fs/fuse lirc
	update-modules		update-modules
	eselect opengl set ~~nvidia~~		eselect opengl set ati
	reboot		reboot

	If you've done an emerge of media-video/nvidia-settings, you can run it to adjust the resolution, etc., dynamically in X.		If you've done an emerge of media-video/nvidia-settings, you can run it to adjust the resolution, etc., dynamically in X.

M at 15:30, 13 January 2009

2009-01-13T15:30:09Z

← Older revision		Revision as of 15:30, 13 January 2009
Line 6:		Line 6:
	== Set up Symlink to Kernel Source ==		== Set up Symlink to Kernel Source ==

	Gentoo installs the source here:		Gentoo installs the source in different "slots", here:

	/usr/src/linux-#kernelversion#-gentoo-#gentooreleaseversion#		/usr/src/linux-#kernelversion#-gentoo-#gentooreleaseversion#
Line 14:		Line 14:
	/usr/src/linux		/usr/src/linux

	I prefer to do this manually when I have time to actually install the kernel, so the pointer to the kernel header files matches the installed kernel - that seems important! When you are ready to install the kernel, set up the symlink:		I prefer to do this manually when I have time to actually install the kernel, so the pointer to the kernel header files matches the installed kernel - that seems important! When you are ready to install the kernel, set up the symlink as follows:

	cd /usr/src		cd /usr/src
Line 22:		Line 22:
	== Steps To Install Kernel ==		== Steps To Install Kernel ==

	* Set up the symlink to the kernel as described above.
	* su -		* su -
	* emerge sys-kernel/gentoo-sources		* emerge sys-kernel/gentoo-sources
	* Check the /usr/src/linux symlink ~~and make sure it points to your newly-emerged kernel sources package~~		* Check the /usr/src/linux symlink, as described above.
	* cd /usr/src/linux		* cd /usr/src/linux
	* make menuconfig (and configure - see [[Configure MythTV kernel]])		* make menuconfig (and configure - see [[Configure MythTV kernel]])

M at 15:25, 13 January 2009

2009-01-13T15:25:56Z

← Older revision		Revision as of 15:25, 13 January 2009
Line 3:		Line 3:
	You have to manually configure, compile, and install the kernel source into a kernel binary.		You have to manually configure, compile, and install the kernel source into a kernel binary.
	This is to allow you to keep your kernel tuned for your machine.		This is to allow you to keep your kernel tuned for your machine.

			== Set up Symlink to Kernel Source ==

	Gentoo installs the source here:		Gentoo installs the source here:
Line 8:		Line 10:
	/usr/src/linux-#kernelversion#-gentoo-#gentooreleaseversion#		/usr/src/linux-#kernelversion#-gentoo-#gentooreleaseversion#

	~~Because~~ I ~~have defined~~ the "symlink" USE flag for gentoo-sources ~~in /etc/portage/package~~.use, it will ~~also~~ symlink the latest downloaded source ~~(whether~~ you ~~want~~ it ~~to or not)~~ to:		I don't use the [symlink] USE flag for gentoo-sources. If you use it, it will symlink the latest downloaded source, as soon as you download it, to:

	/usr/src/linux		/usr/src/linux

	~~So once you emerge a new~~ kernel ~~source~~, ~~you ought~~ to ~~install it or change~~ the ~~symlink if~~ you ~~don't have the time~~ to do the kernel ~~install.~~		I prefer to do this manually when I have time to actually install the kernel, so the pointer to the kernel header files matches the installed kernel - that seems important! When you are ready to install the kernel, set up the symlink:

			cd /usr/src
			rm linux
			ln -s linux-#kernelversion#-gentoo-#gentooreleaseversion# linux

	== Steps To Install Kernel ==		== Steps To Install Kernel ==

			* Set up the symlink to the kernel as described above.
	* su -		* su -
	* emerge sys-kernel/gentoo-sources		* emerge sys-kernel/gentoo-sources