diff options
| author | Binoy Jayan <binoy.jayan@linaro.org> | 2017-06-08 13:07:30 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-06-13 04:17:05 +0300 |
| commit | 74d2fd488d77ab4ff15a7fe0b3b6900f2382b42b (patch) | |
| tree | 9bb026d2c0aa5e98ac219b2754219cf864b78a3c /drivers/scsi/esas2r | |
| parent | 4fae52b5a30b6f2cfc8ecf22524cedc1ece5b774 (diff) | |
| download | linux-74d2fd488d77ab4ff15a7fe0b3b6900f2382b42b.tar.xz | |
scsi: esas2r: Replace semaphore fm_api_semaphore with mutex
The semaphore 'fm_api_semaphore' is used as a simple mutex, so it should
be written as one. Semaphores are going away in the future.
Signed-off-by: Binoy Jayan <binoy.jayan@linaro.org>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/esas2r')
| -rw-r--r-- | drivers/scsi/esas2r/esas2r.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/esas2r/esas2r_init.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/esas2r/esas2r_ioctl.c | 4 |
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h index b6030e3edd01..c5013de964e6 100644 --- a/drivers/scsi/esas2r/esas2r.h +++ b/drivers/scsi/esas2r/esas2r.h @@ -945,7 +945,7 @@ struct esas2r_adapter { struct list_head vrq_mds_head; struct esas2r_mem_desc *vrq_mds; int num_vrqs; - struct semaphore fm_api_semaphore; + struct mutex fm_api_mutex; struct semaphore fs_api_semaphore; struct semaphore nvram_semaphore; struct atto_ioctl *local_atto_ioctl; diff --git a/drivers/scsi/esas2r/esas2r_init.c b/drivers/scsi/esas2r/esas2r_init.c index 6432a50b26d8..ad85b33ab6b4 100644 --- a/drivers/scsi/esas2r/esas2r_init.c +++ b/drivers/scsi/esas2r/esas2r_init.c @@ -327,7 +327,7 @@ int esas2r_init_adapter(struct Scsi_Host *host, struct pci_dev *pcid, esas2r_debug("new adapter %p, name %s", a, a->name); spin_lock_init(&a->request_lock); spin_lock_init(&a->fw_event_lock); - sema_init(&a->fm_api_semaphore, 1); + mutex_init(&a->fm_api_mutex); sema_init(&a->fs_api_semaphore, 1); sema_init(&a->nvram_semaphore, 1); diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c b/drivers/scsi/esas2r/esas2r_ioctl.c index 2d4b7f049a68..c6b041a9f007 100644 --- a/drivers/scsi/esas2r/esas2r_ioctl.c +++ b/drivers/scsi/esas2r/esas2r_ioctl.c @@ -110,7 +110,7 @@ static void do_fm_api(struct esas2r_adapter *a, struct esas2r_flash_img *fi) { struct esas2r_request *rq; - if (down_interruptible(&a->fm_api_semaphore)) { + if (mutex_lock_interruptible(&a->fm_api_mutex)) { fi->status = FI_STAT_BUSY; return; } @@ -173,7 +173,7 @@ all_done: free_req: esas2r_free_request(a, (struct esas2r_request *)rq); free_sem: - up(&a->fm_api_semaphore); + mutex_unlock(&a->fm_api_mutex); return; } |