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proc: move /proc/diskstats boilerplate to block/genhd.c 

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
hifive-unleashed-5.1
Alexey Dobriyan 2008-10-06 12:55:38 +04:00
parent 5c9fe6281b
commit 31d85ab28e
3 changed files with 14 additions and 19 deletions
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15
block/genhd.c
View File

@ -1005,15 +1005,28 @@ static int diskstats_show(struct seq_file *seqf, void *v)
return 0;
}
const struct seq_operations diskstats_op = {
static const struct seq_operations diskstats_op = {
.start = disk_seqf_start,
.next = disk_seqf_next,
.stop = disk_seqf_stop,
.show = diskstats_show
};
static int diskstats_open(struct inode *inode, struct file *file)
{
return seq_open(file, &diskstats_op);
}
static const struct file_operations proc_diskstats_operations = {
.open = diskstats_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static int __init proc_genhd_init(void)
{
proc_create("diskstats", 0, NULL, &proc_diskstats_operations);
proc_create("partitions", 0, NULL, &proc_partitions_operations);
return 0;
}

16
fs/proc/proc_misc.c
View File

@ -57,19 +57,6 @@
#include <asm/div64.h>
#include "internal.h"
#ifdef CONFIG_BLOCK
static int diskstats_open(struct inode *inode, struct file *file)
{
return seq_open(file, &diskstats_op);
}
static const struct file_operations proc_diskstats_operations = {
.open = diskstats_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
#endif
#ifdef CONFIG_MODULES
extern const struct seq_operations modules_op;
static int modules_open(struct inode *inode, struct file *file)
@ -222,9 +209,6 @@ void __init proc_misc_init(void)
proc_symlink("mounts", NULL, "self/mounts");
/* And now for trickier ones */
#ifdef CONFIG_BLOCK
proc_create("diskstats", 0, NULL, &proc_diskstats_operations);
#endif
#ifdef CONFIG_MODULES
proc_create("modules", 0, NULL, &proc_modules_operations);
#endif

2
include/linux/genhd.h
View File

@ -25,8 +25,6 @@ extern struct device_type part_type;
extern struct kobject *block_depr;
extern struct class block_class;
extern const struct seq_operations diskstats_op;
enum {
/* These three have identical behaviour; use the second one if DOS FDISK gets
confused about extended/logical partitions starting past cylinder 1023. */