Commit 526c5978 authored by David Howells's avatar David Howells Committed by Al Viro
Browse files

arm: Don't use create_proc_read_entry() 



Don't use create_proc_read_entry() as that is deprecated, but rather use
proc_create_data() and seq_file instead.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
cc: Russell King <linux@arm.linux.org.uk>
cc: Kevin Hilman <khilman@deeprootsystems.com>
cc: Tony Lindgren <tony@atomide.com>
cc: linux-arm-kernel@lists.infradead.org
cc: linux-omap@vger.kernel.org
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f9368c18

arch/arm/kernel/swp_emulate.c

+19 −23
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
#include <linux/init.h>

#include <linux/kernel.h>

#include <linux/proc_fs.h>

#include <linux/seq_file.h>

#include <linux/sched.h>

#include <linux/syscalls.h>

#include <linux/perf_event.h>
@@ -79,27 +80,27 @@ static unsigned long abtcounter; 
static pid_t         previous_pid;



#ifdef CONFIG_PROC_FS

static int proc_read_status(char *page, char **start, off_t off, int count,

			    int *eof, void *data)

static int proc_status_show(struct seq_file *m, void *v)

{

	char *p = page;

	int len;



	p += sprintf(p, "Emulated SWP:\t\t%lu\n", swpcounter);

	p += sprintf(p, "Emulated SWPB:\t\t%lu\n", swpbcounter);

	p += sprintf(p, "Aborted SWP{B}:\t\t%lu\n", abtcounter);

	seq_printf(m, "Emulated SWP:\t\t%lu\n", swpcounter);

	seq_printf(m, "Emulated SWPB:\t\t%lu\n", swpbcounter);

	seq_printf(m, "Aborted SWP{B}:\t\t%lu\n", abtcounter);

	if (previous_pid != 0)

		p += sprintf(p, "Last process:\t\t%d\n", previous_pid);



	len = (p - page) - off;

	if (len < 0)

		len = 0;



	*eof = (len <= count) ? 1 : 0;

	*start = page + off;

		seq_printf(m, "Last process:\t\t%d\n", previous_pid);

	return 0;

}



	return len;

static int proc_status_open(struct inode *inode, struct file *file)

{

	return single_open(file, proc_status_show, PDE_DATA(inode));

}



static const struct file_operations proc_status_fops = {

	.open		= proc_status_open,

	.read		= seq_read,

	.llseek		= seq_lseek,

	.release	= seq_release,

};

#endif



/*
@@ -266,12 +267,7 @@ static struct undef_hook swp_hook = { 
static int __init swp_emulation_init(void)

{

#ifdef CONFIG_PROC_FS

	struct proc_dir_entry *res;



	res = create_proc_read_entry("cpu/swp_emulation", S_IRUGO, NULL,

					proc_read_status, NULL);



	if (!res)

	if (!proc_create("cpu/swp_emulation", S_IRUGO, NULL, &proc_status_fops))

		return -ENOMEM;

#endif /* CONFIG_PROC_FS */

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