The semaphore 'fs_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.ja...@linaro.org>
---
drivers/scsi/esas2r/esas2r.h | 2 +-
drivers/scsi/esas2r/esas2r_init.c | 2 +-
drivers/scsi/esas2r/esas2r_ioctl.c | 6 +++---
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h
index c5013de..1da6407 100644
--- a/drivers/scsi/esas2r/esas2r.h
+++ b/drivers/scsi/esas2r/esas2r.h
@@ -946,7 +946,7 @@ struct esas2r_adapter {
struct esas2r_mem_desc *vrq_mds;
int num_vrqs;
struct mutex fm_api_mutex;
- struct semaphore fs_api_semaphore;
+ struct mutex fs_api_mutex;
struct semaphore nvram_semaphore;
struct atto_ioctl *local_atto_ioctl;
u8 fw_coredump_buff[ESAS2R_FWCOREDUMP_SZ];
diff --git a/drivers/scsi/esas2r/esas2r_init.c
b/drivers/scsi/esas2r/esas2r_init.c
index ad85b33..5b14dd2 100644
--- a/drivers/scsi/esas2r/esas2r_init.c
+++ b/drivers/scsi/esas2r/esas2r_init.c
@@ -328,7 +328,7 @@ int esas2r_init_adapter(struct Scsi_Host *host, struct
pci_dev *pcid,
spin_lock_init(&a->request_lock);
spin_lock_init(&a->fw_event_lock);
mutex_init(&a->fm_api_mutex);
- sema_init(&a->fs_api_semaphore, 1);
+ mutex_init(&a->fs_api_mutex);
sema_init(&a->nvram_semaphore, 1);
esas2r_fw_event_off(a);
diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c
b/drivers/scsi/esas2r/esas2r_ioctl.c
index c6b041a..9762300 100644
--- a/drivers/scsi/esas2r/esas2r_ioctl.c
+++ b/drivers/scsi/esas2r/esas2r_ioctl.c
@@ -1962,7 +1962,7 @@ int esas2r_read_fs(struct esas2r_adapter *a, char *buf,
long off, int count)
(struct esas2r_ioctl_fs *)a->fs_api_buffer;
/* If another flash request is already in progress, return. */
- if (down_interruptible(&a->fs_api_semaphore)) {
+ if (mutex_lock_interruptible(&a->fs_api_mutex)) {
busy:
fs->status = ATTO_STS_OUT_OF_RSRC;
return -EBUSY;
@@ -1978,7 +1978,7 @@ int esas2r_read_fs(struct esas2r_adapter *a, char *buf,
long off, int count)
rq = esas2r_alloc_request(a);
if (rq == NULL) {
esas2r_debug("esas2r_read_fs: out of requests");
- up(&a->fs_api_semaphore);
+ mutex_unlock(&a->fs_api_mutex);
goto busy;
}
@@ -2006,7 +2006,7 @@ int esas2r_read_fs(struct esas2r_adapter *a, char *buf,
long off, int count)
;
dont_wait:
/* Free the request and keep going */
- up(&a->fs_api_semaphore);
+ mutex_unlock(&a->fs_api_mutex);
esas2r_free_request(a, (struct esas2r_request *)rq);
/* Pick up possible error code from above */
--
Binoy Jayan
