diff options
Diffstat (limited to 'drivers/ide/ide-floppy.c')
| -rw-r--r-- | drivers/ide/ide-floppy.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index 1f8db9ac05d1..a53e3ce4a142 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -98,6 +98,7 @@ #include <linux/cdrom.h> #include <linux/ide.h> #include <linux/bitops.h> +#include <linux/mutex.h> #include <asm/byteorder.h> #include <asm/irq.h> @@ -517,7 +518,7 @@ typedef struct { u8 reserved[4]; } idefloppy_mode_parameter_header_t; -static DECLARE_MUTEX(idefloppy_ref_sem); +static DEFINE_MUTEX(idefloppy_ref_mutex); #define to_ide_floppy(obj) container_of(obj, struct ide_floppy_obj, kref) @@ -528,11 +529,11 @@ static struct ide_floppy_obj *ide_floppy_get(struct gendisk *disk) { struct ide_floppy_obj *floppy = NULL; - down(&idefloppy_ref_sem); + mutex_lock(&idefloppy_ref_mutex); floppy = ide_floppy_g(disk); if (floppy) kref_get(&floppy->kref); - up(&idefloppy_ref_sem); + mutex_unlock(&idefloppy_ref_mutex); return floppy; } @@ -540,9 +541,9 @@ static void ide_floppy_release(struct kref *); static void ide_floppy_put(struct ide_floppy_obj *floppy) { - down(&idefloppy_ref_sem); + mutex_lock(&idefloppy_ref_mutex); kref_put(&floppy->kref, ide_floppy_release); - up(&idefloppy_ref_sem); + mutex_unlock(&idefloppy_ref_mutex); } /* |