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authorAlexey Dobriyan <adobriyan@gmail.com>2008-10-03 11:53:19 +0400
committerAlexey Dobriyan <adobriyan@gmail.com>2008-10-23 14:19:58 +0400
commitb457d151613873ea035de0c7348abc3d4b6efd34 (patch)
treeb3351dc2f04d37e0ac42bbdbabcd96eab08ad7b9 /fs/proc
parente1759c215bee5abbcb6cb066590ab20905154ed5 (diff)
proc: switch /proc/version to seq_file
and move it to fs/proc/version.c while I'm at it. Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Diffstat (limited to 'fs/proc')
-rw-r--r--fs/proc/Makefile1
-rw-r--r--fs/proc/proc_misc.c13
-rw-r--r--fs/proc/version.c34
3 files changed, 35 insertions, 13 deletions
diff --git a/fs/proc/Makefile b/fs/proc/Makefile
index 70607a03839d..97985c848ac3 100644
--- a/fs/proc/Makefile
+++ b/fs/proc/Makefile
@@ -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
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 1aba51b0a0c4..4814b111d836 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -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
diff --git a/fs/proc/version.c b/fs/proc/version.c
new file mode 100644
index 000000000000..76817a60678c
--- /dev/null
+++ b/fs/proc/version.c
@@ -0,0 +1,34 @@
+#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);