JFS: use print_hex_dump() rather than private dump_mem() function

Signed-off-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
diff --git a/fs/jfs/jfs_debug.c b/fs/jfs/jfs_debug.c
index 9c5d596..887f575 100644
--- a/fs/jfs/jfs_debug.c
+++ b/fs/jfs/jfs_debug.c
@@ -26,34 +26,6 @@
 #include "jfs_filsys.h"
 #include "jfs_debug.h"
 
-#ifdef CONFIG_JFS_DEBUG
-void dump_mem(char *label, void *data, int length)
-{
-	int i, j;
-	int *intptr = data;
-	char *charptr = data;
-	char buf[10], line[80];
-
-	printk("%s: dump of %d bytes of data at 0x%p\n\n", label, length,
-	       data);
-	for (i = 0; i < length; i += 16) {
-		line[0] = 0;
-		for (j = 0; (j < 4) && (i + j * 4 < length); j++) {
-			sprintf(buf, " %08x", intptr[i / 4 + j]);
-			strcat(line, buf);
-		}
-		buf[0] = ' ';
-		buf[2] = 0;
-		for (j = 0; (j < 16) && (i + j < length); j++) {
-			buf[1] =
-			    isprint(charptr[i + j]) ? charptr[i + j] : '.';
-			strcat(line, buf);
-		}
-		printk("%s\n", line);
-	}
-}
-#endif
-
 #ifdef PROC_FS_JFS /* see jfs_debug.h */
 
 static struct proc_dir_entry *base;
diff --git a/fs/jfs/jfs_debug.h b/fs/jfs/jfs_debug.h
index 7378798..044c1e6 100644
--- a/fs/jfs/jfs_debug.h
+++ b/fs/jfs/jfs_debug.h
@@ -62,7 +62,6 @@
 
 extern int jfsloglevel;
 
-extern void dump_mem(char *label, void *data, int length);
 extern int jfs_txanchor_read(char *, char **, off_t, int, int *, void *);
 
 /* information message: e.g., configuration, major event */
@@ -94,7 +93,6 @@
  *	---------
  */
 #else				/* CONFIG_JFS_DEBUG */
-#define dump_mem(label,data,length) do {} while (0)
 #define ASSERT(p) do {} while (0)
 #define jfs_info(fmt, arg...) do {} while (0)
 #define jfs_debug(fmt, arg...) do {} while (0)
diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index f5c5227..19da0e1 100644
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -890,7 +890,8 @@
 	 * the map.
 	 */
 	if (iagno >= imap->im_nextiag) {
-		dump_mem("imap", imap, 32);
+		printk(KERN_ERR "Dump of imap:\n");
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, imap, 32);
 		jfs_error(ip->i_sb,
 			  "diFree: inum = %d, iagno = %d, nextiag = %d",
 			  (uint) inum, iagno, imap->im_nextiag);
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 88eae45..2917ede 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1622,16 +1622,22 @@
 	if (!list_empty(&log->synclist)) {
 		struct logsyncblk *lp;
 
+		printk(KERN_ERR "jfs_flush_journal: synclist not empty\n");
 		list_for_each_entry(lp, &log->synclist, synclist) {
 			if (lp->xflag & COMMIT_PAGE) {
 				struct metapage *mp = (struct metapage *)lp;
-				dump_mem("orphan metapage", lp,
-					 sizeof(struct metapage));
-				dump_mem("page", mp->page, sizeof(struct page));
+				printk (KERN_ERR "orphan metapage:\n");
+				print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS,
+					       lp, sizeof(struct metapage));
+				printk (KERN_ERR "page:\n");
+				print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS,
+					       mp->page, sizeof(struct page));
 			}
-			else
-				dump_mem("orphan tblock", lp,
-					 sizeof(struct tblock));
+			else {
+				printk (KERN_ERR "orphan tblock:\n");
+				print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS,
+					       lp, sizeof(struct tblock));
+			}
 		}
 	}
 #endif
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 43d4f69..1c4fced 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -472,7 +472,8 @@
 	printk(KERN_ERR "JFS: bio_add_page failed unexpectedly\n");
 	goto skip;
 dump_bio:
-	dump_mem("bio", bio, sizeof(*bio));
+	printk(KERN_ERR "JFS: dump of bio:\n");
+	print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, bio, sizeof(*bio));
 skip:
 	bio_put(bio);
 	unlock_page(page);
diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index f2dc4b9..d6f23f9 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -829,12 +829,17 @@
 	/* Only locks on ipimap or ipaimap should reach here */
 	/* assert(jfs_ip->fileset == AGGREGATE_I); */
 	if (jfs_ip->fileset != AGGREGATE_I) {
-		jfs_err("txLock: trying to lock locked page!");
-		dump_mem("ip", ip, sizeof(struct inode));
-		dump_mem("mp", mp, sizeof(struct metapage));
-		dump_mem("Locker's tblk", tid_to_tblock(tid),
-			 sizeof(struct tblock));
-		dump_mem("Tlock", tlck, sizeof(struct tlock));
+		printk(KERN_ERR "txLock: trying to lock locked page!");
+		printk(KERN_ERR "ip:\n");
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, ip, sizeof(*ip));
+		printk(KERN_ERR "mp:\n");
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, mp, sizeof(*mp));
+		printk(KERN_ERR "Locker's tblk:\n");
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS,
+			       tid_to_tblock(tid), sizeof(struct tblock));
+		printk(KERN_ERR "Tlock:\n");
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, tlck,
+			       sizeof(*tlck));
 		BUG();
 	}
 	INCREMENT(stattx.waitlock);	/* statistics */
diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c
index 5c0f2de..2dcb132 100644
--- a/fs/jfs/xattr.c
+++ b/fs/jfs/xattr.c
@@ -590,7 +590,8 @@
       size_check:
 	if (EALIST_SIZE(ea_buf->xattr) != ea_size) {
 		printk(KERN_ERR "ea_get: invalid extended attribute\n");
-		dump_mem("xattr", ea_buf->xattr, ea_size);
+		print_hex_dump(KERN_ERR, DUMP_PREFIX_ADDRESS, ea_buf->xattr,
+			       ea_size);
 		ea_release(inode, ea_buf);
 		rc = -EIO;
 		goto clean_up;