4 * Copyright (C) 1992 by Linus Torvalds
8 #include <linux/types.h>
9 #include <linux/errno.h>
10 #include <linux/sched.h>
11 #include <linux/kernel.h>
12 #include <linux/poll.h>
14 #include <asm/uaccess.h>
17 extern unsigned long log_size
;
18 extern wait_queue_head_t log_wait
;
20 extern int do_syslog(int type
, char * bug
, int count
);
22 static int kmsg_open(struct inode
* inode
, struct file
* file
)
24 return do_syslog(1,NULL
,0);
27 static int kmsg_release(struct inode
* inode
, struct file
* file
)
29 (void) do_syslog(0,NULL
,0);
33 static ssize_t
kmsg_read(struct file
* file
, char * buf
,
34 size_t count
, loff_t
*ppos
)
36 return do_syslog(2,buf
,count
);
39 static unsigned int kmsg_poll(struct file
*file
, poll_table
* wait
)
41 poll_wait(file
, &log_wait
, wait
);
43 return POLLIN
| POLLRDNORM
;
48 struct file_operations proc_kmsg_operations
= {
52 release
: kmsg_release
,