Tag: task

Rails task not running unless rails runner has been executed in the command prompt since the linux server machine’s bootup

linux multithreading ruby-on-rails runner task

I’m trying to execute this task to update a large amount of data from a controller so that when an administrator user accesses this method it will run the said task. I’ve confirmed that there aren’t any issues with the task itself, but I’m not so sure about the way it’s being called. The problem I’m running into is that

How to add a member to task_struct to bypass “compiletime_assert”

kernel linux linux-kernel task

I need to add members to task_struct in Linux kernel 4.8.0. However, when I did it and tried to build the kernel, the error message shows: How to get rid of such errors and build my kernel successfully? Answer The assertion you’re encountering is triggered by a macro (CHECK_MEMBER_AT_END_OF) that checks that the thread member of struct task_struct is its

Periodic task in a Linux kernel module

gpio kernel-module linux linux-kernel task

Currently I am developing GPIO kernel module for friendlyarm Linux 2.6.32.2 (mini2440). I am from electronics background and new to Linux. The kernel module loaded at start-up and the related device file is located in /dev as gpiofreq. At first time writing to device file, GPIO pin toggles continuously at 50kHz. At second time writing it stop toggling. At third