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kernel/relay.c: make functions static

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Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Tom Zanussi <zanussi@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Adrian Bunk 2007-07-19 01:48:32 -07:00 committed by Linus Torvalds
parent bb90110dcb
commit 01c55ed326
1 changed files with 6 additions and 7 deletions
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13
kernel/relay.c
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@ -80,7 +80,7 @@ static struct vm_operations_struct relay_file_mmap_ops = {
* *
* Caller should already have grabbed mmap_sem. * 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; unsigned long length = vma->vm_end - vma->vm_start;
struct file *filp = vma->vm_file; struct file *filp = vma->vm_file;
@ -145,7 +145,7 @@ depopulate:
* *
* Returns channel buffer if successful, %NULL otherwise. * 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); struct rchan_buf *buf = kzalloc(sizeof(struct rchan_buf), GFP_KERNEL);
if (!buf) if (!buf)
@ -175,7 +175,7 @@ free_buf:
* *
* Should only be called from kref_put(). * 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); struct rchan *chan = container_of(kref, struct rchan, kref);
kfree(chan); kfree(chan);
@ -185,7 +185,7 @@ void relay_destroy_channel(struct kref *kref)
* relay_destroy_buf - destroy an rchan_buf struct and associated buffer * relay_destroy_buf - destroy an rchan_buf struct and associated buffer
* @buf: the buffer struct * @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; struct rchan *chan = buf->chan;
unsigned int i; unsigned int i;
@ -210,7 +210,7 @@ void relay_destroy_buf(struct rchan_buf *buf)
* rchan_buf_struct and the channel buffer. Should only be called from * rchan_buf_struct and the channel buffer. Should only be called from
* kref_put(). * 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); struct rchan_buf *buf = container_of(kref, struct rchan_buf, kref);
buf->chan->cb->remove_buf_file(buf->dentry); buf->chan->cb->remove_buf_file(buf->dentry);
@ -223,11 +223,10 @@ void relay_remove_buf(struct kref *kref)
* *
* Returns 1 if the buffer is empty, 0 otherwise. * 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; return (buf->subbufs_produced - buf->subbufs_consumed) ? 0 : 1;
} }
EXPORT_SYMBOL_GPL(relay_buf_empty);
/** /**
* relay_buf_full - boolean, is the channel buffer full? * relay_buf_full - boolean, is the channel buffer full?