The patch titled
scx200: use mutex instead of semaphore
has been removed from the -mm tree. Its filename was
scx200-use-mutex-instead-of-semaphore.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: scx200: use mutex instead of semaphore
From: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx>
The scx200 driver use a semaphore as mutex. Use the mutex API instead of the
(binary) semaphore.
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@xxxxxxxxx
Cc: Jim Cromie <jim.cromie@xxxxxxxxx>
Cc: Jean Delvare <khali@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/i2c/busses/scx200_acb.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff -puN drivers/i2c/busses/scx200_acb.c~scx200-use-mutex-instead-of-semaphore drivers/i2c/busses/scx200_acb.c
--- a/drivers/i2c/busses/scx200_acb.c~scx200-use-mutex-instead-of-semaphore
+++ a/drivers/i2c/busses/scx200_acb.c
@@ -388,7 +388,7 @@ static const struct i2c_algorithm scx200
};
static struct scx200_acb_iface *scx200_acb_list;
-static DECLARE_MUTEX(scx200_acb_list_mutex);
+static DEFINE_MUTEX(scx200_acb_list_mutex);
static __init int scx200_acb_probe(struct scx200_acb_iface *iface)
{
@@ -472,10 +472,10 @@ static int __init scx200_acb_create(stru
return -ENODEV;
}
- down(&scx200_acb_list_mutex);
+ mutex_lock(&scx200_acb_list_mutex);
iface->next = scx200_acb_list;
scx200_acb_list = iface;
- up(&scx200_acb_list_mutex);
+ mutex_unlock(&scx200_acb_list_mutex);
return 0;
}
@@ -633,10 +633,10 @@ static void __exit scx200_acb_cleanup(vo
{
struct scx200_acb_iface *iface;
- down(&scx200_acb_list_mutex);
+ mutex_lock(&scx200_acb_list_mutex);
while ((iface = scx200_acb_list) != NULL) {
scx200_acb_list = iface->next;
- up(&scx200_acb_list_mutex);
+ mutex_unlock(&scx200_acb_list_mutex);
i2c_del_adapter(&iface->adapter);
@@ -648,9 +648,9 @@ static void __exit scx200_acb_cleanup(vo
release_region(iface->base, 8);
kfree(iface);
- down(&scx200_acb_list_mutex);
+ mutex_lock(&scx200_acb_list_mutex);
}
- up(&scx200_acb_list_mutex);
+ mutex_unlock(&scx200_acb_list_mutex);
}
module_init(scx200_acb_init);
_
Patches currently in -mm which might be from matthias.kaehlcke@xxxxxxxxx are
origin.patch
kcopyd-use-mutex-instead-of-semaphore.patch
power-management-use-mutexes-instead-of-semaphores.patch
sysdev-use-mutex-instead-of-semaphore.patch
git-dvb.patch
use-mutex-instead-of-binary-semaphore-in-idt77252-driver.patch
use-mutex-instead-of-binary-semaphore-in-cdu-31a-driver.patch
use-mutex-instead-of-semaphore-in-sbpcd-driver.patch
use-mutex-instead-of-semaphore-in-berkshire-usb-pc-watchdog-driver.patch
git-watchdog.patch
-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
