The patch titled
macintosh: windfarm_smu_sat: semaphore to mutex
has been removed from the -mm tree. Its filename was
macintosh-qindfarm_smu_sat-semaphore-to-mutex.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: macintosh: windfarm_smu_sat: semaphore to mutex
From: Daniel Walker <dwalker@xxxxxxxxxx>
Signed-off-by: Daniel Walker <dwalker@xxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/macintosh/windfarm_smu_sat.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff -puN drivers/macintosh/windfarm_smu_sat.c~macintosh-qindfarm_smu_sat-semaphore-to-mutex drivers/macintosh/windfarm_smu_sat.c
--- a/drivers/macintosh/windfarm_smu_sat.c~macintosh-qindfarm_smu_sat-semaphore-to-mutex
+++ a/drivers/macintosh/windfarm_smu_sat.c
@@ -13,7 +13,7 @@
#include <linux/init.h>
#include <linux/wait.h>
#include <linux/i2c.h>
-#include <linux/semaphore.h>
+#include <linux/mutex.h>
#include <asm/prom.h>
#include <asm/smu.h>
#include <asm/pmac_low_i2c.h>
@@ -36,7 +36,7 @@
struct wf_sat {
int nr;
atomic_t refcnt;
- struct semaphore mutex;
+ struct mutex mutex;
unsigned long last_read; /* jiffies when cache last updated */
u8 cache[16];
struct i2c_client i2c;
@@ -163,7 +163,7 @@ static int wf_sat_get(struct wf_sensor *
if (sat->i2c.adapter == NULL)
return -ENODEV;
- down(&sat->mutex);
+ mutex_lock(&sat->mutex);
if (time_after(jiffies, (sat->last_read + MAX_AGE))) {
err = wf_sat_read_cache(sat);
if (err)
@@ -182,7 +182,7 @@ static int wf_sat_get(struct wf_sensor *
err = 0;
fail:
- up(&sat->mutex);
+ mutex_unlock(&sat->mutex);
return err;
}
@@ -233,7 +233,7 @@ static void wf_sat_create(struct i2c_ada
sat->nr = -1;
sat->node = of_node_get(dev);
atomic_set(&sat->refcnt, 0);
- init_MUTEX(&sat->mutex);
+ mutex_init(&sat->mutex);
sat->i2c.addr = (addr >> 1) & 0x7f;
sat->i2c.adapter = adapter;
sat->i2c.driver = &wf_sat_driver;
_
Patches currently in -mm which might be from dwalker@xxxxxxxxxx are
origin.patch
linux-next.patch
profile-likely-unlikely-macros.patch
likely_prof-changed-to-use-proc_create.patch
likeliness-accounting-change-and-cleanup.patch
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