Messages in this thread Patch in this message | | | Date | Sat, 29 Dec 2007 09:06:02 +0800 | From | Dave Young <> | Subject | [PATCH 03/12] firewire : Use mutex instead of semaphore in driver core |
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Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
--- drivers/firewire/fw-device.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff -upr linux/drivers/firewire/fw-device.c linux.new/drivers/firewire/fw-device.c --- linux/drivers/firewire/fw-device.c 2007-12-28 10:02:38.000000000 +0800 +++ linux.new/drivers/firewire/fw-device.c 2007-12-28 10:05:00.000000000 +0800 @@ -26,7 +26,7 @@ #include <linux/delay.h> #include <linux/idr.h> #include <linux/rwsem.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> #include <linux/ctype.h> #include "fw-transaction.h" #include "fw-topology.h" @@ -731,9 +731,9 @@ static int update_unit(struct device *de struct fw_driver *driver = (struct fw_driver *)dev->driver; if (is_fw_unit(dev) && driver != NULL && driver->update != NULL) { - down(&dev->sem); + mutex_lock(&dev->mutex); driver->update(unit); - up(&dev->sem); + mutex_unlock(&dev->mutex); } return 0;
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