linux-kernel - [PATCH 12/14] skd: reorder skd_flush_cmd

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Date:	Mon, 30 Sep 2013 15:25:53 +0200
From:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:	axboe@...nel.dk
Cc:	abhansali@...c-inc.com, jmoyer@...hat.com,
	kyungmin.park@...sung.com, linux-kernel@...r.kernel.org,
	b.zolnierkie@...sung.com
Subject: [PATCH 12/14] skd: reorder skd_flush_cmd_[en,de]queue() code

Reorder placement of skd_flush_cmd_[en,de]queue() functions.
Then remove no longer needed function prototypes.

Cc: Akhil Bhansali <abhansali@...c-inc.com>
Cc: Jeff Moyer <jmoyer@...hat.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
---
 drivers/block/skd_main.c | 61 +++++++++++++++++++++---------------------------
 1 file changed, 27 insertions(+), 34 deletions(-)

diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index c72b0e4..4d8e94c 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -530,11 +530,6 @@ static void skd_log_skmsg(struct skd_device *skdev,
 static void skd_log_skreq(struct skd_device *skdev,
 			  struct skd_request_context *skreq, const char *event);
 
-/* FLUSH FUA flag handling. */
-static int skd_flush_cmd_enqueue(struct skd_device *, void *);
-static void *skd_flush_cmd_dequeue(struct skd_device *);
-
-
 /*
  *****************************************************************************
  * READ/WRITE REQUESTS
@@ -699,6 +694,33 @@ skd_prep_discard_cdb(struct skd_scsi_request *scsi_req,
 	}
 }
 
+static int skd_flush_cmd_enqueue(struct skd_device *skdev, void *cmd)
+{
+	struct skd_flush_cmd *item;
+
+	item = kmem_cache_zalloc(skd_flush_slab, GFP_ATOMIC);
+	if (!item) {
+		pr_err("skd_flush_cmd_enqueue: Failed to allocated item.\n");
+		return -ENOMEM;
+	}
+
+	item->cmd = cmd;
+	list_add_tail(&item->flist, &skdev->flush_list);
+	return 0;
+}
+
+static void *skd_flush_cmd_dequeue(struct skd_device *skdev)
+{
+	void *cmd;
+	struct skd_flush_cmd *item;
+
+	item = list_entry(skdev->flush_list.next, struct skd_flush_cmd, flist);
+	list_del_init(&item->flist);
+	cmd = item->cmd;
+	kmem_cache_free(skd_flush_slab, item);
+	return cmd;
+}
+
 static void skd_request_fn_not_online(struct request_queue *q);
 
 static void skd_request_fn(struct request_queue *q)
@@ -5743,34 +5765,5 @@ static void __exit skd_exit(void)
 		kmem_cache_destroy(skd_flush_slab);
 }
 
-static int
-skd_flush_cmd_enqueue(struct skd_device *skdev, void *cmd)
-{
-	struct skd_flush_cmd *item;
-
-	item = kmem_cache_zalloc(skd_flush_slab, GFP_ATOMIC);
-	if (!item) {
-		pr_err("skd_flush_cmd_enqueue: Failed to allocated item.\n");
-		return -ENOMEM;
-	}
-
-	item->cmd = cmd;
-	list_add_tail(&item->flist, &skdev->flush_list);
-	return 0;
-}
-
-static void *
-skd_flush_cmd_dequeue(struct skd_device *skdev)
-{
-	void *cmd;
-	struct skd_flush_cmd *item;
-
-	item = list_entry(skdev->flush_list.next, struct skd_flush_cmd, flist);
-	list_del_init(&item->flist);
-	cmd = item->cmd;
-	kmem_cache_free(skd_flush_slab, item);
-	return cmd;
-}
-
 module_init(skd_init);
 module_exit(skd_exit);
-- 
1.8.2.3

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