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LINUX-KERNEL QUESTIONS

Linux user-space scheduling while shutdown or reboot
Linux user-space scheduling while shutdown or reboot
around this issue kernel_restart_prepare is called as part of reboot system call, which description explicitely says:
TAG : linux-kernel
Date : November 29 2020, 09:01 AM , By : phantom0930
Compiling the Linux kernel for MIPS
Compiling the Linux kernel for MIPS
it should still fix some issue OS concerns Well, you can (theoretically) build kernel and BusyBox rootfs under Windows, see MIPS toolchain for Windows. But it can be rather hard to prepare the correct build environment in Windows (probably Cygwin or
TAG : linux-kernel
Date : November 12 2020, 09:01 AM , By : Ashish Malik
Booting linux kernel using a simple char driver as console?
Booting linux kernel using a simple char driver as console?
will help you They way the /dev/console driver works is to attach to some other tty device (or devices!), which is/are then used for the console. The sysfs attribute active of the console device (try /sys/class/tty/console/active) will tell you what
TAG : linux-kernel
Date : November 07 2020, 09:00 AM , By : Yash Wani
Kernel version change causes error
Kernel version change causes error
Any of those help '-dirty' will be appended to kernel version if there are uncommitted changes in your Linux kernel repository.To get rid of it, commit all of the uncommitted changes.
TAG : linux-kernel
Date : November 06 2020, 03:59 AM , By : kamiljozwiaknet
device-tree overlay: fragment numbers
device-tree overlay: fragment numbers
will help you Those numbers (and names) don't matter. Take a look at next functions in drivers/of/overlay.c:of_overlay_create() -> of_build_overlay_info() -> of_fill_overlay_info() -> find_target_node()
TAG : linux-kernel
Date : November 05 2020, 06:58 PM , By : pgi
Difference between NF_INET_PRE_ROUTING and NF_INET_POST_ROUTING
Difference between NF_INET_PRE_ROUTING and NF_INET_POST_ROUTING
Hope that helps This image and this documentation should help a bit.The NF_INET_PRE_ROUTING hook is called in the Network layer before the packet is passed to the internal routing engine, which determines whether to forward the packet on to another h
TAG : linux-kernel
Date : November 04 2020, 08:17 AM , By : Juan from GT
Kernel module warning
Kernel module warning
wish of those help The best way to compile parts of the kernel code as modules is to run make menuconfig and select the compilation as module. Alternatively, this can be even done by manually editing the .config file. Manually compiling the modules o
TAG : linux-kernel
Date : November 01 2020, 01:03 PM , By : Gautam Pendse
Detect spi device from another driver
Detect spi device from another driver
will be helpful for those in need EDIT (answer the question) To detect use an SPI device from another driver use a reference to the device in the devicetree structure. Short answer: add a reference to the spi device in your devices dts entry.
TAG : linux-kernel
Date : October 31 2020, 01:47 PM , By : Jonny
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