diff options
| author | Matthias Kaehlcke <matthias.kaehlcke@gmail.com> | 2007-07-15 23:39:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-16 09:05:41 -0700 |
| commit | 9ac162521cd9796f44d263a61090634844c719a6 (patch) | |
| tree | 5988aba4299002ea4a425f747a275d29cb9dd3c5 /include/linux/i2o.h | |
| parent | 1c6b4aa94576eee6dec3b8011f60d7f666db90b0 (diff) | |
| download | lwn-9ac162521cd9796f44d263a61090634844c719a6.tar.gz lwn-9ac162521cd9796f44d263a61090634844c719a6.zip | |
Use mutexes instead of semaphores in I2O driver
The I2O driver uses two semaphores as mutexes. Use the mutex API instead of
the (binary) semaphores.
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/i2o.h')
| -rw-r--r-- | include/linux/i2o.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/i2o.h b/include/linux/i2o.h index 52f53e2e70c3..333a370a3bdc 100644 --- a/include/linux/i2o.h +++ b/include/linux/i2o.h @@ -31,6 +31,7 @@ #include <linux/slab.h> #include <linux/workqueue.h> /* work_struct */ #include <linux/mempool.h> +#include <linux/mutex.h> #include <asm/io.h> #include <asm/semaphore.h> /* Needed for MUTEX init macros */ @@ -425,7 +426,7 @@ struct i2o_device { struct device device; - struct semaphore lock; /* device lock */ + struct mutex lock; /* device lock */ }; /* @@ -544,7 +545,7 @@ struct i2o_controller { struct i2o_dma hrt; /* HW Resource Table */ i2o_lct *lct; /* Logical Config Table */ struct i2o_dma dlct; /* Temp LCT */ - struct semaphore lct_lock; /* Lock for LCT updates */ + struct mutex lct_lock; /* Lock for LCT updates */ struct i2o_dma status_block; /* IOP status block */ struct i2o_io base; /* controller messaging unit */ |