linux-kernel - [PATCH 3/6] staging: goldfish: document spinlock usage

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Date:	Wed,  3 Sep 2014 13:13:44 +0200
From:	Loic Pefferkorn <loic@...cp.eu>
To:	gregkh@...uxfoundation.org, alan@...ux.intel.com
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/6] staging: goldfish: document spinlock usage

Coding style: document spinlock usage

Signed-off-by: Loic Pefferkorn <loic@...cp.eu>
---
 drivers/staging/goldfish/goldfish_audio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/goldfish/goldfish_audio.c b/drivers/staging/goldfish/goldfish_audio.c
index 23a206d..ab723ab 100644
--- a/drivers/staging/goldfish/goldfish_audio.c
+++ b/drivers/staging/goldfish/goldfish_audio.c
@@ -36,7 +36,7 @@ MODULE_VERSION("1.0");
 struct goldfish_audio {
 	char __iomem *reg_base;
 	int irq;
-	spinlock_t lock;
+	spinlock_t lock;                /* Serialize access to device */
 	wait_queue_head_t wait;
 
 	char __iomem *buffer_virt;      /* combined buffer virtual address */
-- 
2.0.4

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