linux-kernel - [PATCH 2/3] zram: Replace pr_info with dev_info in comp_algorithm

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Message-Id: <8a155b1ea18b34ea250b22b1f2696e8ba698e0e6.1438899649.git.salah.triki@acm.org>
Date:	Fri,  7 Aug 2015 00:03:52 +0100
From:	Salah Triki <salah.triki@....org>
To:	minchan@...nel.org, ngupta@...are.org,
	sergey.senozhatsky.work@...il.com
Cc:	linux-kernel@...r.kernel.org, Salah Triki <salah.triki@....org>
Subject: [PATCH 2/3] zram: Replace pr_info with dev_info in comp_algorithm_store

dev_info attachs the message to the device. And, the algorithm's name, that
triggers the error, is added to the message.
---
 drivers/block/zram/zram_drv.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
index bb284db..1c2f8b9 100644
--- a/drivers/block/zram/zram_drv.c
+++ b/drivers/block/zram/zram_drv.c
@@ -369,7 +369,8 @@ static ssize_t comp_algorithm_store(struct device *dev,
 	down_write(&zram->init_lock);
 	if (init_done(zram)) {
 		up_write(&zram->init_lock);
-		pr_info("Can't change algorithm for initialized device\n");
+		dev_info(dev, "Can't change algorithm to %s for initialized device\n",
+			 buf);
 		return -EBUSY;
 	}
 	strlcpy(zram->compressor, buf, sizeof(zram->compressor));
-- 
1.9.1

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