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authorJeff Dike <jdike@addtoit.com>2006-01-06 00:18:54 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 08:33:46 -0800
commit9010772cdff36072dd509ec72c1a55fccde8e58e (patch)
treeb87fbf28462462b691b6f2bca382dd6188ef3dc1
parentd571cd18f225542460b5d9b83e5e0d507be71656 (diff)
downloadlinux-linaro-stable-9010772cdff36072dd509ec72c1a55fccde8e58e.tar.gz
[PATCH] uml: Add static initializations and declarations
Some structure fields were being dynamically initialized when they could be initialized at compile-time instead. This also makes some declarations static (in the C sense). Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/um/drivers/line.c7
-rw-r--r--arch/um/drivers/mconsole_kern.c6
-rw-r--r--arch/um/drivers/net_kern.c4
-rw-r--r--arch/um/include/line.h2
4 files changed, 9 insertions, 10 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 9af55ece198d..1c2cc5d48bbb 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -668,19 +668,18 @@ struct tty_driver *line_register_devfs(struct lines *set,
return driver;
}
-static spinlock_t winch_handler_lock;
-LIST_HEAD(winch_handlers);
+static DEFINE_SPINLOCK(winch_handler_lock);
+static LIST_HEAD(winch_handlers);
void lines_init(struct line *lines, int nlines)
{
struct line *line;
int i;
- spin_lock_init(&winch_handler_lock);
for(i = 0; i < nlines; i++){
line = &lines[i];
INIT_LIST_HEAD(&line->chan_list);
- spin_lock_init(&line->lock);
+
if(line->init_str == NULL)
continue;
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 355866af5e0b..b5217bd7bc41 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -51,7 +51,7 @@ static struct notifier_block reboot_notifier = {
* itself and it can only happen on CPU 0.
*/
-LIST_HEAD(mc_requests);
+static LIST_HEAD(mc_requests);
static void mc_work_proc(void *unused)
{
@@ -69,7 +69,7 @@ static void mc_work_proc(void *unused)
}
}
-DECLARE_WORK(mconsole_work, mc_work_proc, NULL);
+static DECLARE_WORK(mconsole_work, mc_work_proc, NULL);
static irqreturn_t mconsole_interrupt(int irq, void *dev_id,
struct pt_regs *regs)
@@ -535,7 +535,7 @@ void mconsole_stack(struct mc_request *req)
*/
static char *notify_socket = NULL;
-int mconsole_init(void)
+static int mconsole_init(void)
{
/* long to avoid size mismatch warnings from gcc */
long sock;
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 29785f643021..deb24828e6a5 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -34,7 +34,7 @@
#define DRIVER_NAME "uml-netdev"
static DEFINE_SPINLOCK(opened_lock);
-LIST_HEAD(opened);
+static LIST_HEAD(opened);
static int uml_net_rx(struct net_device *dev)
{
@@ -266,7 +266,7 @@ void uml_net_user_timer_expire(unsigned long _conn)
}
static DEFINE_SPINLOCK(devices_lock);
-static struct list_head devices = LIST_HEAD_INIT(devices);
+static LIST_HEAD(devices);
static struct platform_driver uml_net_driver = {
.driver = {
diff --git a/arch/um/include/line.h b/arch/um/include/line.h
index e22c9e0f2d02..351d3ac30b78 100644
--- a/arch/um/include/line.h
+++ b/arch/um/include/line.h
@@ -58,8 +58,8 @@ struct line {
#define LINE_INIT(str, d) \
{ init_str : str, \
init_pri : INIT_STATIC, \
- chan_list : { }, \
valid : 1, \
+ lock : SPIN_LOCK_UNLOCKED, \
buffer : NULL, \
head : NULL, \
tail : NULL, \