3rd-party/linux-kernel-module-cheat
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Anonymous inode!

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Ciro Santilli
2017-06-13 09:44:29 +01:00
parent 1fb095f969
commit 1f1cf4b0bd
8 changed files with 149 additions and 7 deletions
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4
kernel_module/fops.c
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@@ -17,13 +17,13 @@ in drivers (syscalls being the other one).
Here we use debugfs.
*/
#include <asm/uaccess.h> /* copy_from_user, copy_to_user */
#include <linux/debugfs.h>
#include <linux/errno.h> /* EFAULT */
#include <linux/fs.h>
#include <linux/kernel.h> /* min */
#include <linux/module.h>
#include <linux/printk.h> /* printk */
#include <asm/uaccess.h> /* copy_from_user, copy_to_user */
MODULE_LICENSE("GPL");
@@ -95,7 +95,7 @@ static ssize_t write(struct file *filp, const char __user *buf, size_t len, loff
Called on the last close:
http://stackoverflow.com/questions/11393674/why-is-the-close-function-is-called-release-in-struct-file-operations-in-the-l
*/
static int release (struct inode *inode, struct file *filp)
static int release(struct inode *inode, struct file *filp)
{
printk(KERN_INFO "release\n");
return 0;