[2.6 patch] kernel/relay.c: make functions static

Adrian Bunk
2007-07-01T20:20:21Z

This patch makes some needlessly global functions static.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

This patch has been sent on:
- 4 Apr 2007

kernel/relay.c | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)

--- linux-2.6.21-rc5-mm3/kernel/relay.c.old 2007-04-03 01:33:49.000000000 +0200
+++ linux-2.6.21-rc5-mm3/kernel/relay.c 2007-04-03 01:36:07.000000000 +0200
@@ -79,7 +79,7 @@
*
* Caller should already have grabbed mmap_sem.
*/
-int relay_mmap_buf(struct rchan_buf *buf, struct vm_area_struct *vma)
+static int relay_mmap_buf(struct rchan_buf *buf, struct vm_area_struct *vma)
{
unsigned long length = vma->vm_end - vma->vm_start;
struct file *filp = vma->vm_file;
@@ -143,7 +143,7 @@
*
* Returns channel buffer if successful, %NULL otherwise.
*/
-struct rchan_buf *relay_create_buf(struct rchan *chan)
+static struct rchan_buf *relay_create_buf(struct rchan *chan)
{
struct rchan_buf *buf = kzalloc(sizeof(struct rchan_buf), GFP_KERNEL);
if (!buf)
@@ -173,7 +173,7 @@
*
* Should only be called from kref_put().
*/
-void relay_destroy_channel(struct kref *kref)
+static void relay_destroy_channel(struct kref *kref)
{
struct rchan *chan = container_of(kref, struct rchan, kref);
kfree(chan);
@@ -183,7 +183,7 @@
* relay_destroy_buf - destroy an rchan_buf struct and associated buffer
* @buf: the buffer struct
*/
-void relay_destroy_buf(struct rchan_buf *buf)
+static void relay_destroy_buf(struct rchan_buf *buf)
{
struct rchan *chan = buf->chan;
unsigned int i;
@@ -208,7 +208,7 @@
* rchan_buf_struct and the channel buffer. Should only be called from
* kref_put().
*/
-void relay_remove_buf(struct kref *kref)
+static void relay_remove_buf(struct kref *kref)
{
struct rchan_buf *buf = container_of(kref, struct rchan_buf, kref);
buf->chan->cb->remove_buf_file(buf->dentry);
@@ -221,11 +221,10 @@
*
* Returns 1 if the buffer is empty, 0 otherwise.
*/
-int relay_buf_empty(struct rchan_buf *buf)
+static int relay_buf_empty(struct rchan_buf *buf)
{
return (buf->subbufs_produced - buf->subbufs_consumed) ? 0 : 1;
}
-EXPORT_SYMBOL_GPL(relay_buf_empty);

/**
* relay_buf_full - boolean, is the channel buffer full?