proc: move /proc/interrupts boilerplate code to fs/proc/interrupts.c
Alexey Dobriyan [Sat, 4 Oct 2008 20:08:44 +0000 (00:08 +0400)]
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

fs/proc/Makefile
fs/proc/interrupts.c [new file with mode: 0644]
fs/proc/proc_misc.c

index 13ffa7b..b921f44 100644 (file)
@@ -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
diff --git a/fs/proc/interrupts.c b/fs/proc/interrupts.c
new file mode 100644 (file)
index 0000000..05029c0
--- /dev/null
@@ -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);
index a87802f..9e1d268 100644 (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