linux-kernel - [PATCH 04/46] Staging: hv: storvsc: Rename get_stor

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Message-Id: <1314469905-7058-4-git-send-email-kys@microsoft.com>
Date:	Sat, 27 Aug 2011 11:31:03 -0700
From:	"K. Y. Srinivasan" <kys@...rosoft.com>
To:	gregkh@...e.de, linux-kernel@...r.kernel.org,
	devel@...uxdriverproject.org, virtualization@...ts.osdl.org
Cc:	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>
Subject: [PATCH 04/46] Staging: hv: storvsc: Rename get_stor_device()

In preparation for cleaning up how we manage reference counts on the stor
device, clearly distinguish why we are attempting to acquire a reference.

Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
---
 drivers/staging/hv/hyperv_storage.h |    3 ++-
 drivers/staging/hv/storvsc.c        |    8 ++++----
 drivers/staging/hv/storvsc_drv.c    |    2 +-
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/hv/hyperv_storage.h b/drivers/staging/hv/hyperv_storage.h
index a01f9a0..a224413 100644
--- a/drivers/staging/hv/hyperv_storage.h
+++ b/drivers/staging/hv/hyperv_storage.h
@@ -288,7 +288,8 @@ struct storvsc_device {
 
 
 /* Get the stordevice object iff exists and its refcount > 1 */
-static inline struct storvsc_device *get_stor_device(struct hv_device *device)
+static inline struct storvsc_device *get_out_stor_device(
+					struct hv_device *device)
 {
 	struct storvsc_device *stor_device;
 
diff --git a/drivers/staging/hv/storvsc.c b/drivers/staging/hv/storvsc.c
index 89708b1..313a3f8 100644
--- a/drivers/staging/hv/storvsc.c
+++ b/drivers/staging/hv/storvsc.c
@@ -41,7 +41,7 @@ static inline struct storvsc_device *alloc_stor_device(struct hv_device *device)
 		return NULL;
 
 	/* Set to 2 to allow both inbound and outbound traffics */
-	/* (ie get_stor_device() and get_in_stor_device()) to proceed. */
+	/* (ie get_out_stor_device() and get_in_stor_device()) to proceed. */
 	atomic_cmpxchg(&stor_device->ref_count, 0, 2);
 
 	init_waitqueue_head(&stor_device->waiting_to_drain);
@@ -67,7 +67,7 @@ static inline struct storvsc_device *get_in_stor_device(
 	return stor_device;
 }
 
-/* Drop ref count to 1 to effectively disable get_stor_device() */
+/* Drop ref count to 1 to effectively disable get_out_stor_device() */
 static inline struct storvsc_device *release_stor_device(
 					struct hv_device *device)
 {
@@ -105,7 +105,7 @@ static int storvsc_channel_init(struct hv_device *device)
 	struct vstor_packet *vstor_packet;
 	int ret, t;
 
-	stor_device = get_stor_device(device);
+	stor_device = get_out_stor_device(device);
 	if (!stor_device)
 		return -ENODEV;
 
@@ -427,7 +427,7 @@ int storvsc_do_io(struct hv_device *device,
 	int ret = 0;
 
 	vstor_packet = &request->vstor_packet;
-	stor_device = get_stor_device(device);
+	stor_device = get_out_stor_device(device);
 
 	if (!stor_device)
 		return -ENODEV;
diff --git a/drivers/staging/hv/storvsc_drv.c b/drivers/staging/hv/storvsc_drv.c
index faa8d57..5b2004f 100644
--- a/drivers/staging/hv/storvsc_drv.c
+++ b/drivers/staging/hv/storvsc_drv.c
@@ -344,7 +344,7 @@ static int storvsc_host_reset(struct hv_device *device)
 	int ret, t;
 
 
-	stor_device = get_stor_device(device);
+	stor_device = get_out_stor_device(device);
 	if (!stor_device)
 		return -ENODEV;
 
-- 
1.7.4.1

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