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authorArnd Bergmann <arnd@arndb.de>2018-12-10 22:32:40 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2018-12-12 20:35:33 -0500
commitdc71eccc175eae4959b06ae697ebef019719063d (patch)
tree870b7ec08f6d6e0969607197cba9d129081c52ca /drivers/scsi/aacraid
parent719162bd5bb968203397b9b1d0dd30a9797bbd09 (diff)
scsi: aacraid: change wait_sem to a completion
The wait_sem member is used like a completion, so we should use the respective API. The behavior is unchanged. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Dave Carroll <david.carroll@microsemi.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/aacraid')
-rw-r--r--drivers/scsi/aacraid/aacraid.h2
-rw-r--r--drivers/scsi/aacraid/commctrl.c4
-rw-r--r--drivers/scsi/aacraid/commsup.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 39eb415987fc..531a0b9a58f8 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -1241,7 +1241,7 @@ struct aac_fib_context {
u32 unique; // unique value representing this context
ulong jiffies; // used for cleanup - dmb changed to ulong
struct list_head next; // used to link context's into a linked list
- struct semaphore wait_sem; // this is used to wait for the next fib to arrive.
+ struct completion completion; // this is used to wait for the next fib to arrive.
int wait; // Set to true when thread is in WaitForSingleObject
unsigned long count; // total number of FIBs on FibList
struct list_head fib_list; // this holds fibs and their attachd hw_fibs
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index 25f6600d6c09..6a6ad9477786 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -203,7 +203,7 @@ static int open_getadapter_fib(struct aac_dev * dev, void __user *arg)
/*
* Initialize the mutex used to wait for the next AIF.
*/
- sema_init(&fibctx->wait_sem, 0);
+ init_completion(&fibctx->completion);
fibctx->wait = 0;
/*
* Initialize the fibs and set the count of fibs on
@@ -335,7 +335,7 @@ return_fib:
ssleep(1);
}
if (f.wait) {
- if(down_interruptible(&fibctx->wait_sem) < 0) {
+ if (wait_for_completion_interruptible(&fibctx->completion) < 0) {
status = -ERESTARTSYS;
} else {
/* Lock again and retry */
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 1e77d96a18f2..7ed51a77e39d 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -1828,7 +1828,7 @@ int aac_check_health(struct aac_dev * aac)
* Set the event to wake up the
* thread that will waiting.
*/
- up(&fibctx->wait_sem);
+ complete(&fibctx->completion);
} else {
printk(KERN_WARNING "aifd: didn't allocate NewFib.\n");
kfree(fib);
@@ -2165,7 +2165,7 @@ static void wakeup_fibctx_threads(struct aac_dev *dev,
* Set the event to wake up the
* thread that is waiting.
*/
- up(&fibctx->wait_sem);
+ complete(&fibctx->completion);
entry = entry->next;
}