linux-kernel - [PATCH] eCryptfs: Minor fixes to printk messages

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Message-ID: <20071219195134.GR13486@halcrow.us>
Date:	Wed, 19 Dec 2007 13:51:35 -0600
From:	Michael Halcrow <mike@...crow.us>
To:	Andrew Morton <akpm@...l.org>
Cc:	Eric Sandeen <sandeen@...hat.com>, linux-kernel@...r.kernel.org,
	mhalcrow@...ibm.com
Subject: [PATCH] eCryptfs: Minor fixes to printk messages

The printk statements that result when the user does not have the
proper key available could use some refining.

Signed-off-by: Mike Halcrow <mhalcrow@...ibm.com>
---
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index f8ef0af..beba580 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -1552,9 +1552,10 @@ int ecryptfs_read_xattr_region(char *page_virt, struct inode *ecryptfs_inode)
 	size = ecryptfs_getxattr_lower(lower_dentry, ECRYPTFS_XATTR_NAME,
 				       page_virt, ECRYPTFS_DEFAULT_EXTENT_SIZE);
 	if (size < 0) {
-		printk(KERN_ERR "Error attempting to read the [%s] "
-		       "xattr from the lower file; return value = [%zd]\n",
-		       ECRYPTFS_XATTR_NAME, size);
+		if (unlikely(ecryptfs_verbosity > 0))
+			printk(KERN_INFO "Error attempting to read the [%s] "
+			       "xattr from the lower file; return value = "
+			       "[%zd]\n", ECRYPTFS_XATTR_NAME, size);
 		rc = -EINVAL;
 		goto out;
 	}
diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index c98c469..2b8f5ed 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -209,9 +209,10 @@ static int ecryptfs_open(struct inode *inode, struct file *file)
 			if (!(mount_crypt_stat->flags
 			      & ECRYPTFS_PLAINTEXT_PASSTHROUGH_ENABLED)) {
 				rc = -EIO;
-				printk(KERN_WARNING "Attempt to read file that "
+				printk(KERN_WARNING "Either the lower file "
 				       "is not in a valid eCryptfs format, "
-				       "and plaintext passthrough mode is not "
+				       "or the key could not be retrieved. "
+				       "Plaintext passthrough mode is not "
 				       "enabled; returning -EIO\n");
 				mutex_unlock(&crypt_stat->cs_mutex);
 				goto out_free;
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 0b1ab01..2b29e2b 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -887,11 +887,11 @@ static int ecryptfs_setattr(struct dentry *dentry, struct iattr *ia)
 			if (!(mount_crypt_stat->flags
 			      & ECRYPTFS_PLAINTEXT_PASSTHROUGH_ENABLED)) {
 				rc = -EIO;
-				printk(KERN_WARNING "Attempt to read file that "
+				printk(KERN_WARNING "Either the lower file "
 				       "is not in a valid eCryptfs format, "
-				       "and plaintext passthrough mode is not "
+				       "or the key could not be retrieved. "
+				       "Plaintext passthrough mode is not "
 				       "enabled; returning -EIO\n");
-
 				mutex_unlock(&crypt_stat->cs_mutex);
 				goto out;
 			}
--
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