linux-kernel - [PATCH] dma: dmaengine: Distinguish between 'dmaengine: failed to get' messages

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Message-Id: <1329835919-18425-1-git-send-email-festevam@gmail.com>
Date:	Tue, 21 Feb 2012 12:51:59 -0200
From:	Fabio Estevam <festevam@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	vinod.koul@...el.com, dan.j.williams@...el.com,
	Fabio Estevam <festevam@...il.com>,
	Fabio Estevam <fabio.estevam@...escale.com>
Subject: [PATCH] dma: dmaengine: Distinguish between 'dmaengine: failed to get' messages

The message "dmaengine: failed to get" can come from two possible locations within dmaengine.c.

In order to distinguish between them, replace "dmaengine" with __func__ string so that the
source function of the error message can be easily identified.

Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com>
---
 drivers/dma/dmaengine.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index a6c6051..ac10325 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -510,8 +510,8 @@ struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, v
 					 dma_chan_name(chan));
 				list_del_rcu(&device->global_node);
 			} else if (err)
-				pr_debug("dmaengine: failed to get %s: (%d)\n",
-					 dma_chan_name(chan), err);
+				pr_debug("%s: failed to get %s: (%d)\n",
+					__func__, dma_chan_name(chan), err);
 			else
 				break;
 			if (--device->privatecnt == 0)
@@ -564,8 +564,8 @@ void dmaengine_get(void)
 				list_del_rcu(&device->global_node);
 				break;
 			} else if (err)
-				pr_err("dmaengine: failed to get %s: (%d)\n",
-				       dma_chan_name(chan), err);
+				pr_err("%s: failed to get %s: (%d)\n",
+					__func__, dma_chan_name(chan), err);
 		}
 	}
 
-- 
1.7.1

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