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Commit b457d151 authored by Alexey Dobriyan's avatar Alexey Dobriyan
Browse files

proc: switch /proc/version to seq_file 



and move it to fs/proc/version.c while I'm at it.

Signed-off-by: default avatarAlexey Dobriyan <adobriyan@gmail.com>
parent e1759c21

fs/proc/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ proc-y += inode.o root.o base.o generic.o array.o \ 
proc-y	+= loadavg.o

proc-y	+= meminfo.o

proc-y	+= uptime.o

proc-y	+= version.o

proc-$(CONFIG_PROC_SYSCTL)	+= proc_sysctl.o

proc-$(CONFIG_NET)		+= proc_net.o

proc-$(CONFIG_PROC_KCORE)	+= kcore.o

fs/proc/proc_misc.c

+0 −13
Original line number Diff line number Diff line
@@ -115,18 +115,6 @@ static const struct file_operations proc_zoneinfo_file_operations = { 
	.release	= seq_release,

};



static int version_read_proc(char *page, char **start, off_t off,

				 int count, int *eof, void *data)

{

	int len;



	len = snprintf(page, PAGE_SIZE, linux_proc_banner,

		utsname()->sysname,

		utsname()->release,

		utsname()->version);

	return proc_calc_metrics(page, start, off, count, eof, len);

}



extern const struct seq_operations cpuinfo_op;

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

{
@@ -680,7 +668,6 @@ void __init proc_misc_init(void) 
		char *name;

		int (*read_proc)(char*,char**,off_t,int,int*,void*);

	} *p, simple_ones[] = {

		{"version",	version_read_proc},

#ifdef CONFIG_PROC_HARDWARE

		{"hardware",	hardware_read_proc},

#endif

fs/proc/version.c

0 → 100644
+34 −0
Original line number Diff line number Diff line 
#include <linux/fs.h>

#include <linux/init.h>

#include <linux/kernel.h>

#include <linux/proc_fs.h>

#include <linux/seq_file.h>

#include <linux/utsname.h>



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

{

	seq_printf(m, linux_proc_banner,

		utsname()->sysname,

		utsname()->release,

		utsname()->version);

	return 0;

}



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

{

	return single_open(file, version_proc_show, NULL);

}



static const struct file_operations version_proc_fops = {

	.open		= version_proc_open,

	.read		= seq_read,

	.llseek		= seq_lseek,

	.release	= single_release,

};



static int __init proc_version_init(void)

{

	proc_create("version", 0, NULL, &version_proc_fops);

	return 0;

}

module_init(proc_version_init);