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proc: move /proc/interrupts boilerplate code to fs/proc/interrupts.c

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Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
This commit is contained in:
Alexey Dobriyan 2008-10-05 00:08:44 +04:00
parent df8106dbb5
commit d6917e19f3
3 changed files with 54 additions and 40 deletions
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1
fs/proc/Makefile
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@ -12,6 +12,7 @@ proc-y += inode.o root.o base.o generic.o array.o \
proc-y += cmdline.o
proc-y += cpuinfo.o
proc-y += devices.o
proc-y += interrupts.o
proc-y += loadavg.o
proc-y += meminfo.o
proc-y += stat.o

53
fs/proc/interrupts.c Normal file
View file

@ -0,0 +1,53 @@
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irqnr.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
/*
* /proc/interrupts
*/
static void *int_seq_start(struct seq_file *f, loff_t *pos)
{
return (*pos <= nr_irqs) ? pos : NULL;
}
static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos)
{
(*pos)++;
if (*pos > nr_irqs)
return NULL;
return pos;
}
static void int_seq_stop(struct seq_file *f, void *v)
{
/* Nothing to do */
}
static const struct seq_operations int_seq_ops = {
.start = int_seq_start,
.next = int_seq_next,
.stop = int_seq_stop,
.show = show_interrupts
};
static int interrupts_open(struct inode *inode, struct file *filp)
{
return seq_open(filp, &int_seq_ops);
}
static const struct file_operations proc_interrupts_operations = {
.open = interrupts_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
static int __init proc_interrupts_init(void)
{
proc_create("interrupts", 0, NULL, &proc_interrupts_operations);
return 0;
}
module_init(proc_interrupts_init);

40
fs/proc/proc_misc.c
View file

@ -198,45 +198,6 @@ static const struct file_operations proc_vmalloc_operations = {
};
#endif
/*
* /proc/interrupts
*/
static void *int_seq_start(struct seq_file *f, loff_t *pos)
{
return (*pos <= nr_irqs) ? pos : NULL;
}
static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos)
{
(*pos)++;
return (*pos <= nr_irqs) ? pos : NULL;
}
static void int_seq_stop(struct seq_file *f, void *v)
{
/* Nothing to do */
}
static const struct seq_operations int_seq_ops = {
.start = int_seq_start,
.next = int_seq_next,
.stop = int_seq_stop,
.show = show_interrupts
};
static int interrupts_open(struct inode *inode, struct file *filp)
{
return seq_open(filp, &int_seq_ops);
}
static const struct file_operations proc_interrupts_operations = {
.open = interrupts_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release,
};
#ifdef CONFIG_PROC_PAGE_MONITOR
#define KPMSIZE sizeof(u64)
#define KPMMASK (KPMSIZE - 1)
@ -375,7 +336,6 @@ void __init proc_misc_init(void)
proc_symlink("mounts", NULL, "self/mounts");
/* And now for trickier ones */
proc_create("interrupts", 0, NULL, &proc_interrupts_operations);
#ifdef CONFIG_SLABINFO
proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations);
#ifdef CONFIG_DEBUG_SLAB_LEAK