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Questions tagged [linux-kernel-headers]

17 questions
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Manual pages for Linux kernel development?

I am taking an operating system course that requires making modifications to the Linux kernel. I would like to be able to view concise information on functions like proc_create, macros like __init , data types like struct proc_dir_entry and so on,…
user129393192
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Kernel Header Mismatch Issue on Raspberry Pi

I am experiencing an issue with a kernel header mismatch on my Raspberry Pi device running Debian GNU/Linux 11 (bullseye). The system is currently operating with kernel version 5.13.19-v8+, however, the available headers appear to be for version…
pulli030
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How to install raspberry pi kernel headers of which version matches with $(uname -r) version

Title I want to install raspberry pi kernel headers of which version matches with $(uname -r) version because I'll develop kernel modules on Raspberry Pi. Description I tried to execute sudo apt install raspberrypi-kernel-headers, but the header…
Horiemon_Hack
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Accessing Linux kernel structure

I'm trying to copy_to_user kernel structure dm_dirty_log in custom syscall(educational task). I learned some Linux kernel code and found the header where it declared, but I can't understand if it exists only in the stack or this structure is…
Андрей Крюков
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Installing kernel headers packages missing error

I am trying to install kernel-headers but getting this error E: Unable to locate package linux-headers-5.9.0-kali1-amd64 E: Couldn't find any package by glob 'linux-headers-5.9.0-kali1-amd64' E: Couldn't find any package by regex…
user786
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Displaylink fails to install on Linux Kernel 6.2

How to install the displaylink driver for D6000 over kernel headers v6.2? After an automatic upgrade to the new kernel headers v6.2, I was not able to reinstall the official displaylink driver v5.6.0 (to get Dell Docking Station D6000 to work)…
weshouman
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Are there any kernel or libc headers that deal with detecting the boot type?

I am currently reading /proc/cmdline to determine a device's boot reason. Currently, I am using Android's Canonical Boot Reason from the bootloader to determine why the device booted. I just read the values for androidboot.bootreason,…
Bret Joseph
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why my bpftrace program can not run on linux kernel version 4.18

/* FILENAME: vfs_open.bt */ #include #include kprobe:vfs_open { printf("open path: %s\n", str(((struct path *)arg0)->dentry->d_name.name)); } Since struct path and struct dentry are defined in the path.h and…
jiufei19
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Docker build copying wrong linux kernel headers

I have two linux kernels installed on my machine: 5.15.0-52-generic and 5.15.73-rt52. The rt52 kernel is a kernel patched with PREEMPT_RT. When I boot into the PREEMPT_RT patched kernel and build a docker image, only the headers for…
Alqio
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Cannot find cp210x module on my custom made IoT Debian Linux distro

I'm trying to test a SOM made by Variscite (VAR-SOM-6UL). On their website they have a precompiled Debian buster image. Unfortunately the cp210x module is not present on this image. This library automatically transforms a USB into UART channel. I…
Joseph
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No kernel header files in `5.10.0-rc1-sev-es+`, despite installing `linux-headers-`uname -r`

I am running a Debian 9 at kernel version 5.10.0-rc1-sev-es+. The directory /lib/modules/5.10.0-rc1-sev-es+/build (which I need for compiling kernel modules) does not seem to exists. However, when I run sudo apt-get install linux-headers-$(uname -r)…
cryptobeginner
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What is the purpose of RH_KABI_REPLACE_SPLIT?

I'm trying to build ClearCase MVFS kernel module under CentOS 8, kernel 4.18. The build failed because the code references struct task_struct.state (from linux/sched.h). This member exists in vanilla kernels up to 5.13. In the CentOS kernel, is has…
Jörg Weichelt
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User kernel module "not found in directory"?

I did a simple Linux kernel module. I can install the module temporarily via sudo insmod my_module.ko and use it. But I tried and failed to load the module at boot time: copied it to…
Danijel
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Can I install linux headers package as non-root?

Ubuntu 20.04 - is it possible to install the Linux headers package as non-root? Perhaps to a different directory under $HOME somewhere? The reason for asking is I would like to have an Jenkins job that periodically fetches and, if necessary,…
Steve Folly
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Linux nfs client kernel module compilation and insmod failing

I am trying to make changes in the nfsv3 client fs kernel module in linux. I am able to compile the kernel modules. sureshbabu@sureshbabu-virtual-machine:~/linux-hwe-5.11-5.11.0$ make -C . M=./fs/nfs make: Entering directory…
suresh
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