StackOverflow Questions for Tag: chardev

Carsten Angerer

Reputation: 1

Is it possible to open a socket on a char device in Linux?

socketslinux-kernellinux-device-driverlibpcapchardev

Score: 0

Answers: 0

user3719581

Reputation: 1

Writing to a simple char device module from the user space with echo - Cannot see the write taking place

ckernel-modulechardev

Score: 0

Answers: 1

candylife9

Reputation: 58

how to get struct device's private data in the Linux's chrdev ->open() function?

linuxlinux-device-driverchardev

Score: 0

Answers: 0

Cassie H.

Reputation: 393

Simple character device not working as expected

clinuxmodulekernel-modulechardev

Score: 1

Answers: 0

Alessio Malavasi

Reputation: 3

Module parameter array in Linux module not showing up in sysfs

arrayscparameterslinux-device-driverchardev

Score: 0

Answers: 1

TecDroiD

Reputation: 133

Python reads empty bytearray from character device

pythonfilechardev

Score: -1

Answers: 1

oki doki

Reputation: 39

why Variable has incomplete type 'struct file_operations' though importing fs.h?

clinuxfschardev

Score: 3

Answers: 1

Mathieeo

Reputation: 23

mmap more than one buffer in kernel is crashing please help (using dma_mmap_coherent)

linuxmemorylinux-kernelallocchardev

Score: 1

Answers: 1

autistic456

Reputation: 183

How to debug kernel log?

cdebugginglinux-device-driverchardev

Score: 0

Answers: 0

autistic456

Reputation: 183

kernel output weird dmesg of my driver module

clinux-device-driverkernel-modulechardev

Score: 0

Answers: 0

autistic456

Reputation: 183

Why does module failed to load? (/dev/scull0 : no such device or address)

clinux-device-driverkernel-modulechardev

Score: 1

Answers: 0

Sharat Chandra

Reputation: 191

Segmentation fault while trying to boot after adding a device driver

modulelinux-kernellinux-device-driverdevice-driverchardev

Score: 0

Answers: 0

Ahmad Afkande

Reputation: 137

Are system calls thread-safe?

c++clinuxmultithreadingchardev

Score: -1

Answers: 1

Alex Hoffmann

Reputation: 367

Changing default permissions on IOctl cdev

clinuxlinux-kernelioctlchardev

Score: 0

Answers: 0

Dsrivast

Reputation: 49

Why does cat call read() twice when once was enough?

linuxkernelkernel-modulechardev

Score: 2

Answers: 1

Cijay

Reputation: 51

Replacing `chardev` by `mmap`

clinux-kerneldrivermmapchardev

Score: 1

Answers: 0

Mugen

Reputation: 9095

Getting ENOTTY on ioctl for a Linux Kernel Module

linuxlinux-kernelkernel-moduleioctlchardev

Score: 3

Answers: 1

Santino

Reputation: 1

Infinite printing on read command of character device (through cat command)

modulekerneldrivercatchardev

Score: 0

Answers: 0

toastedDeli

Reputation: 580

Why am I getting an error message when trying to "cat" my char device driver?

clinuxlinux-device-driverchardev

Score: 0

Answers: 1

Yoelson

Reputation: 41

Registering Mapped Linux Character Device Memory with cudaHostRegister Results in Invalid Argument

linuxmemorycudammapchardev

Score: 1

Answers: 1

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StackOverflow Questions for Tag: chardev

Is it possible to open a socket on a char device in Linux?

Writing to a simple char device module from the user space with echo - Cannot see the write taking place

how to get struct device&#39;s private data in the Linux&#39;s chrdev -&gt;open() function?

Simple character device not working as expected

Module parameter array in Linux module not showing up in sysfs

Python reads empty bytearray from character device

why Variable has incomplete type &#39;struct file_operations&#39; though importing fs.h?

mmap more than one buffer in kernel is crashing please help (using dma_mmap_coherent)

How to debug kernel log?

kernel output weird dmesg of my driver module

Why does module failed to load? (/dev/scull0 : no such device or address)

Segmentation fault while trying to boot after adding a device driver

Are system calls thread-safe?

Changing default permissions on IOctl cdev

Why does cat call read() twice when once was enough?

Replacing `chardev` by `mmap`

Getting ENOTTY on ioctl for a Linux Kernel Module

Infinite printing on read command of character device (through cat command)

Why am I getting an error message when trying to &quot;cat&quot; my char device driver?

Registering Mapped Linux Character Device Memory with cudaHostRegister Results in Invalid Argument

how to get struct device's private data in the Linux's chrdev ->open() function?

why Variable has incomplete type 'struct file_operations' though importing fs.h?

Why am I getting an error message when trying to "cat" my char device driver?