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 <[email protected]> --- drivers/scsi/esas2r/esas2r.h | 2 +- drivers/scsi/esas2r/esas2r_init.c | 2 +- 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 b6030e3..c5013de 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 6432a50..ad85b33 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 2d4b7f0..c6b041a 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 @@ static void do_fm_api(struct esas2r_adapter *a, struct esas2r_flash_img *fi) free_req: esas2r_free_request(a, (struct esas2r_request *)rq); free_sem: - up(&a->fm_api_semaphore); + mutex_unlock(&a->fm_api_mutex); return; } -- Binoy Jayan
