3rd-party/linux-kernel-module-cheat
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Use nice file permission constants, fix readme paths

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Ciro Santilli
2017-06-13 09:50:48 +01:00
parent 1f1cf4b0bd
commit 89e6b0f97a
5 changed files with 11 additions and 7 deletions
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3
kernel_module/poll.c
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@@ -16,6 +16,7 @@ Outcome: user echoes jiffies every second.
#include <linux/poll.h>
#include <linux/printk.h> /* printk */
#include <linux/wait.h> /* wait_queue_head_t, wait_event_interruptible, wake_up_interruptible */
#include <uapi/linux/stat.h> /* S_IRUSR */
MODULE_LICENSE("GPL");
@@ -71,7 +72,7 @@ static const struct file_operations fops = {
static int myinit(void)
{
dir = debugfs_create_dir("lkmc_poll", 0);
debugfs_create_file("f", 0666, dir, NULL, &fops);
debugfs_create_file("f", S_IRUSR | S_IWUSR, dir, NULL, &fops);
init_waitqueue_head(&waitqueue);
kthread = kthread_create(kthread_func, NULL, "mykthread");
wake_up_process(kthread);