I\'m writing a new syscall inside the linux kernel. I want to implement an error handling system to return to th开发者_运维百科e user who uses the sycall a code which describes the type of the error.
In an operating systems course I took a while ago we were working on an old, non-preemptive kernel of Linux (2.4.X).However, we were told that there could be multiple control paths in the kernel simul
Subject: PPC Assembly Language - Linux Loadble Kernel Module Detail: How access local TOC area (r2) when called from kernel in syscall table hook?
I found tsc2007 driver and modified according to our needs. Our firm is producing its own TI DM365 board. In this board we used TSC2007 and connected PENIRQ pin to GPIO0 of DM365. It is being seen OK
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In linux kernel in the implementation of spinlocks, e.g. http://lxr.linux.no/#linux+v2.6.18/include/asm-i386/semaphore.h#L97
If twokernel module contain EXPORT_SYMBOL(a),a is defined as: int a, what will happen if two module was inserted? which \"a\" will b开发者_运维问答e used?You can\'t insert duplicate symbols into the k
I was wondering about the utility of storing metadata (Abbreviation Expansion, Brief Message, links to online resources) associated with messages, in /var/log/syslog, /var/log/kern.log etc.
I would like to implement a multi-threaded, non-blocking file open.Ideally, the desired solution would be to make a call to open() & have it return immediately, and do something like register a ca
I am new to device driver development. I am trying to access the GPIO of MPC837xERDB eval board. I have upgraded its kernel to linux-2.6.28.9 and enable support for mpc8xxx_gpio.c. On boot up, it suc
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