diff --git a/fs/xfs/support/debug.c b/fs/xfs/support/debug.c
index b08b3d9345b7..36fbeccdc722 100644
--- a/fs/xfs/support/debug.c
+++ b/fs/xfs/support/debug.c
@@ -47,7 +47,7 @@ cmn_err(register int level, char *fmt, ...)
 	va_start(ap, fmt);
 	if (*fmt == '!') fp++;
 	len = vsprintf(message, fp, ap);
-	if (message[len-1] != '\n')
+	if (level != CE_DEBUG && message[len-1] != '\n')
 		strcat(message, "\n");
 	printk("%s%s", err_level[level], message);
 	va_end(ap);
@@ -68,7 +68,7 @@ icmn_err(register int level, char *fmt, va_list ap)
 		level = XFS_MAX_ERR_LEVEL;
 	spin_lock_irqsave(&xfs_err_lock,flags);
 	len = vsprintf(message, fmt, ap);
-	if (message[len-1] != '\n')
+	if (level != CE_DEBUG && message[len-1] != '\n')
 		strcat(message, "\n");
 	spin_unlock_irqrestore(&xfs_err_lock,flags);
 	printk("%s%s", err_level[level], message);
diff --git a/fs/xfs/support/debug.h b/fs/xfs/support/debug.h
index e3bf58112e7e..4f54dca662a8 100644
--- a/fs/xfs/support/debug.h
+++ b/fs/xfs/support/debug.h
@@ -33,9 +33,6 @@ extern void cmn_err(int, char *, ...)
 	__attribute__ ((format (printf, 2, 3)));
 extern void assfail(char *expr, char *f, int l);
 
-#define prdev(fmt,targ,args...) \
-	printk("Device %s - " fmt "\n", XFS_BUFTARG_NAME(targ), ## args)
-
 #define ASSERT_ALWAYS(expr)	\
 	(unlikely((expr) != 0) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
 
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 59013e1f16e5..290912cbff63 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -1030,9 +1030,9 @@ xfs_buf_iodone_callbacks(
 		if ((XFS_BUF_TARGET(bp) != lasttarg) ||
 		    (time_after(jiffies, (lasttime + 5*HZ)))) {
 			lasttime = jiffies;
-			prdev("XFS write error in file system meta-data "
-			      "block 0x%llx in %s",
-			      XFS_BUF_TARGET(bp),
+			cmn_err(CE_ALERT, "Device %s, XFS metadata write error"
+					" block 0x%llx in %s",
+				XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)),
 			      (__uint64_t)XFS_BUF_ADDR(bp), mp->m_fsname);
 		}
 		lasttarg = XFS_BUF_TARGET(bp);
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index b30bffa99edc..50119a00885b 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -352,8 +352,9 @@ xfs_itobp(
 		if (unlikely(XFS_TEST_ERROR(!di_ok, mp, XFS_ERRTAG_ITOBP_INOTOBP,
 				 XFS_RANDOM_ITOBP_INOTOBP))) {
 #ifdef DEBUG
-			prdev("bad inode magic/vsn daddr %lld #%d (magic=%x)",
-				mp->m_ddev_targp,
+			cmn_err(CE_ALERT, "Device %s - bad inode magic/vsn "
+					  "daddr %lld #%d (magic=%x)",
+				XFS_BUFTARG_NAME(mp->m_ddev_targp),
 				(unsigned long long)imap.im_blkno, i,
 				INT_GET(dip->di_core.di_magic, ARCH_CONVERT));
 #endif
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index a17218e81536..f952f9dbf74a 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -193,14 +193,14 @@ xlog_header_check_dump(
 {
 	int			b;
 
-	printk("%s:  SB : uuid = ", __FUNCTION__);
+	cmn_err(CE_DEBUG, "%s:  SB : uuid = ", __FUNCTION__);
 	for (b = 0; b < 16; b++)
-		printk("%02x",((unsigned char *)&mp->m_sb.sb_uuid)[b]);
-	printk(", fmt = %d\n", XLOG_FMT);
-	printk("    log : uuid = ");
+		cmn_err(CE_DEBUG, "%02x", ((uchar_t *)&mp->m_sb.sb_uuid)[b]);
+	cmn_err(CE_DEBUG, ", fmt = %d\n", XLOG_FMT);
+	cmn_err(CE_DEBUG, "    log : uuid = ");
 	for (b = 0; b < 16; b++)
-		printk("%02x",((unsigned char *)&head->h_fs_uuid)[b]);
-	printk(", fmt = %d\n", INT_GET(head->h_fmt, ARCH_CONVERT));
+		cmn_err(CE_DEBUG, "%02x",((uchar_t *)&head->h_fs_uuid)[b]);
+	cmn_err(CE_DEBUG, ", fmt = %d\n", INT_GET(head->h_fmt, ARCH_CONVERT));
 }
 #else
 #define xlog_header_check_dump(mp, head)
@@ -3444,13 +3444,13 @@ xlog_unpack_data_checksum(
 	    if (rhead->h_chksum ||
 		((log->l_flags & XLOG_CHKSUM_MISMATCH) == 0)) {
 		    cmn_err(CE_DEBUG,
-			"XFS: LogR chksum mismatch: was (0x%x) is (0x%x)",
+			"XFS: LogR chksum mismatch: was (0x%x) is (0x%x)\n",
 			    INT_GET(rhead->h_chksum, ARCH_CONVERT), chksum);
 		    cmn_err(CE_DEBUG,
 "XFS: Disregard message if filesystem was created with non-DEBUG kernel");
 		    if (XFS_SB_VERSION_HASLOGV2(&log->l_mp->m_sb)) {
 			    cmn_err(CE_DEBUG,
-				"XFS: LogR this is a LogV2 filesystem");
+				"XFS: LogR this is a LogV2 filesystem\n");
 		    }
 		    log->l_flags |= XLOG_CHKSUM_MISMATCH;
 	    }
@@ -3999,7 +3999,7 @@ xlog_recover_finish(
 		log->l_flags &= ~XLOG_RECOVERY_NEEDED;
 	} else {
 		cmn_err(CE_DEBUG,
-			"!Ending clean XFS mount for filesystem: %s",
+			"!Ending clean XFS mount for filesystem: %s\n",
 			log->l_mp->m_fsname);
 	}
 	return 0;
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 4b7be49cc4de..9378408a69d5 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1006,8 +1006,9 @@ xfs_mountfs(
 
 	if (unlikely((rip->i_d.di_mode & S_IFMT) != S_IFDIR)) {
 		cmn_err(CE_WARN, "XFS: corrupted root inode");
-		prdev("Root inode %llu is not a directory",
-		      mp->m_ddev_targp, (unsigned long long)rip->i_ino);
+		cmn_err(CE_WARN, "Device %s - root %llu is not a directory",
+			XFS_BUFTARG_NAME(mp->m_ddev_targp),
+			(unsigned long long)rip->i_ino);
 		xfs_iunlock(rip, XFS_ILOCK_EXCL);
 		XFS_ERROR_REPORT("xfs_mountfs_int(2)", XFS_ERRLEVEL_LOW,
 				 mp);
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index f5944c8b3788..af290cf37ac1 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -2404,10 +2404,10 @@ xfs_rtprint_range(
 {
 	xfs_extlen_t	i;		/* block number in the extent */
 
-	printk("%Ld: ", (long long)start);
+	cmn_err(CE_DEBUG, "%Ld: ", (long long)start);
 	for (i = 0; i < len; i++)
-		printk("%d", xfs_rtcheck_bit(mp, tp, start + i, 1));
-	printk("\n");
+		cmn_err(CE_DEBUG, "%d", xfs_rtcheck_bit(mp, tp, start + i, 1));
+	cmn_err(CE_DEBUG, "\n");
 }
 
 /*
@@ -2431,17 +2431,17 @@ xfs_rtprint_summary(
 			(void)xfs_rtget_summary(mp, tp, l, i, &sumbp, &sb, &c);
 			if (c) {
 				if (!p) {
-					printk("%Ld-%Ld:", 1LL << l,
+					cmn_err(CE_DEBUG, "%Ld-%Ld:", 1LL << l,
 						XFS_RTMIN((1LL << l) +
 							  ((1LL << l) - 1LL),
 							 mp->m_sb.sb_rextents));
 					p = 1;
 				}
-				printk(" %Ld:%d", (long long)i, c);
+				cmn_err(CE_DEBUG, " %Ld:%d", (long long)i, c);
 			}
 		}
 		if (p)
-			printk("\n");
+			cmn_err(CE_DEBUG, "\n");
 	}
 	if (sumbp)
 		xfs_trans_brelse(tp, sumbp);
diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c
index 422913645709..8cedd1583bc8 100644
--- a/fs/xfs/xfs_trans_buf.c
+++ b/fs/xfs/xfs_trans_buf.c
@@ -320,7 +320,7 @@ xfs_trans_read_buf(
 			if (xfs_error_target == target) {
 				if (((xfs_req_num++) % xfs_error_mod) == 0) {
 					xfs_buf_relse(bp);
-					printk("Returning error!\n");
+					cmn_err(CE_DEBUG, "Returning error!\n");
 					return XFS_ERROR(EIO);
 				}
 			}
@@ -425,7 +425,7 @@ xfs_trans_read_buf(
 				xfs_force_shutdown(tp->t_mountp,
 						   SHUTDOWN_META_IO_ERROR);
 				xfs_buf_relse(bp);
-				printk("Returning error in trans!\n");
+				cmn_err(CE_DEBUG, "Returning trans error!\n");
 				return XFS_ERROR(EIO);
 			}
 		}
diff --git a/fs/xfs/xfs_trans_item.c b/fs/xfs/xfs_trans_item.c
index 1117d600d741..2912aac07c7b 100644
--- a/fs/xfs/xfs_trans_item.c
+++ b/fs/xfs/xfs_trans_item.c
@@ -493,7 +493,7 @@ xfs_trans_add_busy(xfs_trans_t *tp, xfs_agnumber_t ag, xfs_extlen_t idx)
 				break;
 			} else {
 				/* out-of-order vacancy */
-				printk("OOO vacancy lbcp 0x%p\n", lbcp);
+				cmn_err(CE_DEBUG, "OOO vacancy lbcp 0x%p\n", lbcp);
 				ASSERT(0);
 			}
 		}
diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index 36ea1b2094f2..ec85a2e24b52 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -1708,42 +1708,48 @@ xfs_parseargs(
 
 		if (!strcmp(this_char, MNTOPT_LOGBUFS)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			args->logbufs = simple_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_LOGBSIZE)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			args->logbufsize = suffix_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_LOGDEV)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			strncpy(args->logname, value, MAXNAMELEN);
 		} else if (!strcmp(this_char, MNTOPT_MTPT)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			strncpy(args->mtpt, value, MAXNAMELEN);
 		} else if (!strcmp(this_char, MNTOPT_RTDEV)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			strncpy(args->rtname, value, MAXNAMELEN);
 		} else if (!strcmp(this_char, MNTOPT_BIOSIZE)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -1752,7 +1758,8 @@ xfs_parseargs(
 			args->iosizelog = (uint8_t) iosize;
 		} else if (!strcmp(this_char, MNTOPT_ALLOCSIZE)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -1761,7 +1768,8 @@ xfs_parseargs(
 			args->iosizelog = ffs(iosize) - 1;
 		} else if (!strcmp(this_char, MNTOPT_IHASHSIZE)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -1782,7 +1790,8 @@ xfs_parseargs(
 		} else if (!strcmp(this_char, MNTOPT_INO64)) {
 			args->flags |= XFSMNT_INO64;
 #if !XFS_BIG_INUMS
-			printk("XFS: %s option not allowed on this system\n",
+			cmn_err(CE_WARN,
+				"XFS: %s option not allowed on this system",
 				this_char);
 			return EINVAL;
 #endif
@@ -1792,14 +1801,16 @@ xfs_parseargs(
 			args->flags |= XFSMNT_SWALLOC;
 		} else if (!strcmp(this_char, MNTOPT_SUNIT)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			dsunit = simple_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_SWIDTH)) {
 			if (!value || !*value) {
-				printk("XFS: %s option requires an argument\n",
+				cmn_err(CE_WARN,
+					"XFS: %s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -1807,7 +1818,8 @@ xfs_parseargs(
 		} else if (!strcmp(this_char, MNTOPT_64BITINODE)) {
 			args->flags &= ~XFSMNT_32BITINODES;
 #if !XFS_BIG_INUMS
-			printk("XFS: %s option not allowed on this system\n",
+			cmn_err(CE_WARN,
+				"XFS: %s option not allowed on this system",
 				this_char);
 			return EINVAL;
 #endif
@@ -1831,36 +1843,41 @@ xfs_parseargs(
 			args->flags &= ~XFSMNT_ATTR2;
 		} else if (!strcmp(this_char, "osyncisdsync")) {
 			/* no-op, this is now the default */
-printk("XFS: osyncisdsync is now the default, option is deprecated.\n");
+			cmn_err(CE_WARN,
+	"XFS: osyncisdsync is now the default, option is deprecated.");
 		} else if (!strcmp(this_char, "irixsgid")) {
-printk("XFS: irixsgid is now a sysctl(2) variable, option is deprecated.\n");
+			cmn_err(CE_WARN,
+	"XFS: irixsgid is now a sysctl(2) variable, option is deprecated.");
 		} else {
-			printk("XFS: unknown mount option [%s].\n", this_char);
+			cmn_err(CE_WARN,
+				"XFS: unknown mount option [%s].", this_char);
 			return EINVAL;
 		}
 	}
 
 	if (args->flags & XFSMNT_NORECOVERY) {
 		if ((vfsp->vfs_flag & VFS_RDONLY) == 0) {
-			printk("XFS: no-recovery mounts must be read-only.\n");
+			cmn_err(CE_WARN,
+				"XFS: no-recovery mounts must be read-only.");
 			return EINVAL;
 		}
 	}
 
 	if ((args->flags & XFSMNT_NOALIGN) && (dsunit || dswidth)) {
-		printk(
-	"XFS: sunit and swidth options incompatible with the noalign option\n");
+		cmn_err(CE_WARN,
+	"XFS: sunit and swidth options incompatible with the noalign option");
 		return EINVAL;
 	}
 
 	if ((dsunit && !dswidth) || (!dsunit && dswidth)) {
-		printk("XFS: sunit and swidth must be specified together\n");
+		cmn_err(CE_WARN,
+			"XFS: sunit and swidth must be specified together");
 		return EINVAL;
 	}
 
 	if (dsunit && (dswidth % dsunit != 0)) {
-		printk(
-	"XFS: stripe width (%d) must be a multiple of the stripe unit (%d)\n",
+		cmn_err(CE_WARN,
+	"XFS: stripe width (%d) must be a multiple of the stripe unit (%d)",
 			dswidth, dsunit);
 		return EINVAL;
 	}