Merge angband.namesys.com:/home/green/bk/linux-2.5

into angband.namesys.com:/home/green/bk_work/reiser3-linux-2.5-test

Documentation/Changes

@@ -320,7 +320,7 @@ o  <http://oss.software.ibm.com/jfs>
 
 Reiserfsprogs
 -------------
-o  <ftp://ftp.namesys.com/pub/reiserfsprogs/reiserfsprogs-3.x.0b.tar.gz>
+o  <ftp://ftp.namesys.com/pub/reiserfsprogs/reiserfsprogs-3.x.1b.tar.gz>
 
 LVM toolset
 -----------

fs/reiserfs/bitmap.c

@@ -103,7 +103,7 @@ static void _reiserfs_free_block (struct reiserfs_transaction_handle *th, unsign
   if (nr >= sb_bmap_nr (rs)) {
 	  reiserfs_warning ("vs-4075: reiserfs_free_block: "
 			    "block %lu is out of range on %s\n", 
-			    block, s->s_id);
+			    block, reiserfs_bdevname (s));
 	  return;
   }
 
@@ -113,7 +113,7 @@ static void _reiserfs_free_block (struct reiserfs_transaction_handle *th, unsign
   if (!reiserfs_test_and_clear_le_bit (offset, apbh[nr]->b_data)) {
       reiserfs_warning ("vs-4080: reiserfs_free_block: "
 			"free_block (%s:%lu)[dev:blocknr]: bit already cleared\n", 
-	    s->s_id, block);
+			reiserfs_bdevname (s), block);
   }
   journal_mark_dirty (th, s, apbh[nr]);
 
@@ -139,10 +139,8 @@ void reiserfs_free_block (struct reiserfs_transaction_handle *th,
 /* preallocated blocks don't need to be run through journal_mark_freed */
 void reiserfs_free_prealloc_block (struct reiserfs_transaction_handle *th, 
                           unsigned long block) {
-    struct super_block * s = th->t_super;
-
-    RFALSE(!s, "vs-4060: trying to free block on nonexistent device");
-    RFALSE(is_reusable (s, block, 1) == 0, "vs-4070: can not free such block");
+    RFALSE(!th->t_super, "vs-4060: trying to free block on nonexistent device");
+    RFALSE(is_reusable (th->t_super, block, 1) == 0, "vs-4070: can not free such block");
     _reiserfs_free_block(th, block) ;
 }
 
@@ -670,10 +668,7 @@ int reiserfs_new_unf_blocknrs2 (struct reiserfs_transaction_handle *th,
   return ret;
 }
 
-//
-// a portion of this function, was derived from minix or ext2's
-// analog. You should be able to tell which portion by looking at the
-// ext2 code and comparing. 
+
 static void __discard_prealloc (struct reiserfs_transaction_handle * th,
 				struct reiserfs_inode_info *ei)
 {

fs/reiserfs/dir.c

@@ -24,9 +24,10 @@ struct file_operations reiserfs_dir_operations = {
 };
 
 int reiserfs_dir_fsync(struct file *filp, struct dentry *dentry, int datasync) {
-  lock_kernel();
-  reiserfs_commit_for_inode(dentry->d_inode) ;
-  unlock_kernel() ;
+  struct inode *inode = dentry->d_inode;
+  reiserfs_write_lock(inode->i_sb);
+  reiserfs_commit_for_inode(inode) ;
+  reiserfs_write_unlock(inode->i_sb) ;
   return 0 ;
 }
 
@@ -50,7 +51,7 @@ static int reiserfs_readdir (struct file * filp, void * dirent, filldir_t filldi
     struct reiserfs_dir_entry de;
     int ret = 0;
 
-    lock_kernel();
+    reiserfs_write_lock(inode->i_sb);
 
     reiserfs_check_lock_depth("readdir") ;
 
@@ -109,7 +110,7 @@ static int reiserfs_readdir (struct file * filp, void * dirent, filldir_t filldi
 		if (!d_name[d_reclen - 1])
 		    d_reclen = strlen (d_name);
 	
-		if (d_reclen > REISERFS_MAX_NAME_LEN(inode->i_sb->s_blocksize)){
+		if (d_reclen > REISERFS_MAX_NAME(inode->i_sb->s_blocksize)){
 		    /* too big to send back to VFS */
 		    continue ;
 		}
@@ -181,13 +182,12 @@ static int reiserfs_readdir (struct file * filp, void * dirent, filldir_t filldi
 
 
  end:
-    // FIXME: ext2_readdir does not reset f_pos
     filp->f_pos = next_pos;
     pathrelse (&path_to_entry);
     reiserfs_check_path(&path_to_entry) ;
     UPDATE_ATIME(inode) ;
  out:
-    unlock_kernel();
+    reiserfs_write_unlock(inode->i_sb);
     return ret;
 }
 

fs/reiserfs/file.c

@@ -39,7 +39,7 @@ static int reiserfs_file_release (struct inode * inode, struct file * filp)
 	return 0;
     }    
     
-    lock_kernel() ;
+    reiserfs_write_lock(inode->i_sb);
     down (&inode->i_sem); 
     journal_begin(&th, inode->i_sb, JOURNAL_PER_BALANCE_CNT * 3) ;
     reiserfs_update_inode_transaction(inode) ;
@@ -61,14 +61,12 @@ static int reiserfs_file_release (struct inode * inode, struct file * filp)
 	pop_journal_writer(windex) ;
     }
     up (&inode->i_sem); 
-    unlock_kernel() ;
+    reiserfs_write_unlock(inode->i_sb);
     return 0;
 }
 
 static void reiserfs_vfs_truncate_file(struct inode *inode) {
-    lock_kernel();
     reiserfs_truncate_file(inode, 1) ;
-    unlock_kernel();
 }
 
 /* Sync a reiserfs file. */
@@ -86,21 +84,21 @@ static int reiserfs_sync_file(
   struct inode * p_s_inode = p_s_dentry->d_inode;
   int n_err;
 
-  lock_kernel() ;
+  reiserfs_write_lock(p_s_inode->i_sb);
 
   if (!S_ISREG(p_s_inode->i_mode))
       BUG ();
 
   n_err = sync_mapping_buffers(p_s_inode->i_mapping) ;
   reiserfs_commit_for_inode(p_s_inode) ;
-  unlock_kernel() ;
+  reiserfs_write_unlock(p_s_inode->i_sb);
   return ( n_err < 0 ) ? -EIO : 0;
 }
 
 static int reiserfs_setattr(struct dentry *dentry, struct iattr *attr) {
     struct inode *inode = dentry->d_inode ;
     int error ;
-    lock_kernel();
+    reiserfs_write_lock(inode->i_sb);
     if (attr->ia_valid & ATTR_SIZE) {
 	/* version 2 items will be caught by the s_maxbytes check
 	** done for us in vmtruncate
@@ -138,7 +136,7 @@ static int reiserfs_setattr(struct dentry *dentry, struct iattr *attr) {
         inode_setattr(inode, attr) ;
 
 out:
-    unlock_kernel();
+    reiserfs_write_unlock(inode->i_sb);
     return error ;
 }
 

fs/reiserfs/fix_node.c

@@ -2092,21 +2092,27 @@ static void tb_buffer_sanity_check (struct super_block * p_s_sb,
   if (p_s_bh) {
     if (atomic_read (&(p_s_bh->b_count)) <= 0) {
 
-      reiserfs_panic (p_s_sb, "tb_buffer_sanity_check(): negative or zero reference counter for buffer %s[%d] (%b)\n", descr, level, p_s_bh);
+      reiserfs_panic (p_s_sb, "jmacd-1: tb_buffer_sanity_check(): negative or zero reference counter for buffer %s[%d] (%b)\n", descr, level, p_s_bh);
     }
 
     if ( ! buffer_uptodate (p_s_bh) ) {
-      reiserfs_panic (p_s_sb, "tb_buffer_sanity_check(): buffer is not up to date %s[%d] (%b)\n", descr, level, p_s_bh);
+      reiserfs_panic (p_s_sb, "jmacd-2: tb_buffer_sanity_check(): buffer is not up to date %s[%d] (%b)\n", descr, level, p_s_bh);
     }
 
     if ( ! B_IS_IN_TREE (p_s_bh) ) {
-      reiserfs_panic (p_s_sb, "tb_buffer_sanity_check(): buffer is not in tree %s[%d] (%b)\n", descr, level, p_s_bh);
+      reiserfs_panic (p_s_sb, "jmacd-3: tb_buffer_sanity_check(): buffer is not in tree %s[%d] (%b)\n", descr, level, p_s_bh);
     }
 
-    if (p_s_bh->b_bdev != p_s_sb->s_bdev || 
-	p_s_bh->b_size != p_s_sb->s_blocksize ||
-	p_s_bh->b_blocknr > SB_BLOCK_COUNT(p_s_sb)) {
-      reiserfs_panic (p_s_sb, "tb_buffer_sanity_check(): check failed for buffer %s[%d] (%b)\n", descr, level, p_s_bh);
+    if (p_s_bh->b_bdev != p_s_sb->s_bdev) {
+	reiserfs_panic (p_s_sb, "jmacd-4: tb_buffer_sanity_check(): buffer has wrong device %s[%d] (%b)\n", descr, level, p_s_bh);
+    }
+
+    if (p_s_bh->b_size != p_s_sb->s_blocksize) {
+	reiserfs_panic (p_s_sb, "jmacd-5: tb_buffer_sanity_check(): buffer has wrong blocksize %s[%d] (%b)\n", descr, level, p_s_bh);
+    }
+
+    if (p_s_bh->b_blocknr > SB_BLOCK_COUNT(p_s_sb)) {
+	reiserfs_panic (p_s_sb, "jmacd-6: tb_buffer_sanity_check(): buffer block number too high %s[%d] (%b)\n", descr, level, p_s_bh);
     }
   }
 }

fs/reiserfs/inode.c

@@ -20,10 +20,7 @@
 
 static int reiserfs_get_block (struct inode * inode, sector_t block,
 			       struct buffer_head * bh_result, int create);
-//
-// initially this function was derived from minix or ext2's analog and
-// evolved as the prototype did
-//
+
 void reiserfs_delete_inode (struct inode * inode)
 {
     int jbegin_count = JOURNAL_PER_BALANCE_CNT * 2; 
@@ -31,7 +28,7 @@ void reiserfs_delete_inode (struct inode * inode)
     struct reiserfs_transaction_handle th ;
 
   
-    lock_kernel() ; 
+    reiserfs_write_lock(inode->i_sb);
 
     /* The = 0 happens when we abort creating a new inode for some reason like lack of space.. */
     if (!(inode->i_state & I_NEW) && INODE_PKEY(inode)->k_objectid != 0) { /* also handles bad_inode case */
@@ -56,7 +53,7 @@ void reiserfs_delete_inode (struct inode * inode)
     }
     clear_inode (inode); /* note this must go after the journal_end to prevent deadlock */
     inode->i_blocks = 0;
-    unlock_kernel() ;
+    reiserfs_write_unlock(inode->i_sb);
 }
 
 static void _make_cpu_key (struct cpu_key * key, int version, __u32 dirid, __u32 objectid, 
@@ -112,8 +109,7 @@ static void add_to_flushlist(struct inode *inode, struct buffer_head *bh) {
 }
 
 //
-// FIXME: we might cache recently accessed indirect item (or at least
-// first 15 pointers just like ext2 does
+// FIXME: we might cache recently accessed indirect item
 
 // Ugh.  Not too eager for that....
 //  I cut the code until such time as I see a convincing argument (benchmark).
@@ -412,10 +408,10 @@ int reiserfs_bmap (struct inode * inode, sector_t block,
     if (!file_capable (inode, block))
 	return -EFBIG;
 
-    lock_kernel() ;
+    reiserfs_write_lock(inode->i_sb);
     /* do not read the direct item */
     _get_block_create_0 (inode, block, bh_result, 0) ;
-    unlock_kernel() ;
+    reiserfs_write_unlock(inode->i_sb);
     return 0;
 }
 
@@ -521,12 +517,7 @@ static inline int _allocate_block(struct reiserfs_transaction_handle *th,
 #endif
     return reiserfs_new_unf_blocknrs (th, allocated_block_nr, tag);
 }
-//
-// initially this function was derived from ext2's analog and evolved
-// as the prototype did.  You'll need to look at the ext2 version to
-// determine which parts are derivative, if any, understanding that
-// there are only so many ways to code to a given interface.
-//
+
 int reiserfs_get_block (struct inode * inode, sector_t block,
 			struct buffer_head * bh_result, int create)
 {
@@ -554,17 +545,17 @@ int reiserfs_get_block (struct inode * inode, sector_t block,
     loff_t new_offset = (((loff_t)block) << inode->i_sb->s_blocksize_bits) + 1 ;
 
 				/* bad.... */
-    lock_kernel() ;
+    reiserfs_write_lock(inode->i_sb);
     th.t_trans_id = 0 ;
     version = get_inode_item_key_version (inode);
 
     if (block < 0) {
-	unlock_kernel();
+	reiserfs_write_unlock(inode->i_sb);
 	return -EIO;
     }
 
     if (!file_capable (inode, block)) {
-	unlock_kernel() ;
+	reiserfs_write_unlock(inode->i_sb);
 	return -EFBIG;
     }
 
@@ -576,7 +567,7 @@ int reiserfs_get_block (struct inode * inode, sector_t block,
 	/* find number of block-th logical block of the file */
 	ret = _get_block_create_0 (inode, block, bh_result, 
 	                           create | GET_BLOCK_READ_DIRECT) ;
-	unlock_kernel() ;
+	reiserfs_write_unlock(inode->i_sb);
 	return ret;
     }
 
@@ -667,7 +658,7 @@ int reiserfs_get_block (struct inode * inode, sector_t block,
 	if (transaction_started)
 	    journal_end(&th, inode->i_sb, jbegin_count) ;
 
-	unlock_kernel() ;
+	reiserfs_write_unlock(inode->i_sb);
 	 
 	/* the item was found, so new blocks were not added to the file
 	** there is no need to make sure the inode is updated with this 
@@ -866,7 +857,6 @@ int reiserfs_get_block (struct inode * inode, sector_t block,
 
 
     retval = 0;
-    reiserfs_check_path(&path) ;
 
  failure:
     if (transaction_started) {
@@ -874,7 +864,7 @@ int reiserfs_get_block (struct inode * inode, sector_t block,
       journal_end(&th, inode->i_sb, jbegin_count) ;
     }
     pop_journal_writer(windex) ;
-    unlock_kernel() ;
+    reiserfs_write_unlock(inode->i_sb);
     reiserfs_check_path(&path) ;
     return retval;
 }
@@ -1353,10 +1343,6 @@ int reiserfs_encode_fh(struct dentry *dentry, __u32 *data, int *lenp, int need_p
 }
 
 
-//
-// initially this function was derived from minix or ext2's analog and
-// evolved as the prototype did
-//
 /* looks for stat data, then copies fields to it, marks the buffer
    containing stat data as dirty */
 /* reiserfs inodes are never really dirty, since the dirty inode call
@@ -1379,11 +1365,11 @@ void reiserfs_write_inode (struct inode * inode, int do_sync) {
     ** ignored because the altered inode has already been logged.
     */
     if (do_sync && !(current->flags & PF_MEMALLOC)) {
-	lock_kernel() ;
+	reiserfs_write_lock(inode->i_sb);
 	journal_begin(&th, inode->i_sb, jbegin_count) ;
 	reiserfs_update_sd (&th, inode);
 	journal_end_sync(&th, inode->i_sb, jbegin_count) ;
-	unlock_kernel() ;
+	reiserfs_write_unlock(inode->i_sb);
     }
 }
 
@@ -1725,7 +1711,8 @@ static int grab_tail_page(struct inode *p_s_inode,
 	** call prepare_write
 	*/
 	reiserfs_warning("clm-6000: error reading block %lu on dev %s\n",
-	                  bh->b_blocknr, p_s_inode->i_sb->s_id) ;
+			 bh->b_blocknr,
+			 reiserfs_bdevname (p_s_inode->i_sb)) ;
 	error = -EIO ;
 	goto unlock ;
     }
@@ -1750,7 +1737,6 @@ static int grab_tail_page(struct inode *p_s_inode,
 void reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps) {
     struct reiserfs_transaction_handle th ;
     int windex ;
-
     /* we want the offset for the first byte after the end of the file */
     unsigned long offset = p_s_inode->i_size & (PAGE_CACHE_SIZE - 1) ;
     unsigned blocksize = p_s_inode->i_sb->s_blocksize ;
@@ -1759,6 +1745,8 @@ void reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps) {
     int error ;
     struct buffer_head *bh = NULL ;
 
+    reiserfs_write_lock(p_s_inode->i_sb);
+
     if (p_s_inode->i_size > 0) {
         if ((error = grab_tail_page(p_s_inode, &page, &bh))) {
 	    // -ENOENT means we truncated past the end of the file, 
@@ -1812,7 +1800,7 @@ void reiserfs_truncate_file(struct inode *p_s_inode, int update_timestamps) {
 	page_cache_release(page) ;
     }
 
-    return ;
+    reiserfs_write_unlock(p_s_inode->i_sb);
 }
 
 static int map_block_for_writepage(struct inode *inode, 
@@ -1836,7 +1824,7 @@ static int map_block_for_writepage(struct inode *inode,
 
     kmap(bh_result->b_page) ;
 start_over:
-    lock_kernel() ;
+    reiserfs_write_lock(inode->i_sb);
     journal_begin(&th, inode->i_sb, jbegin_count) ;
     reiserfs_update_inode_transaction(inode) ;
 
@@ -1894,7 +1882,7 @@ static int map_block_for_writepage(struct inode *inode,
 	    goto research ;
 	}
     } else {
-        reiserfs_warning("clm-6003: bad item inode %lu, device %s\n", inode->i_ino, inode->i_sb->s_id) ;
+        reiserfs_warning("clm-6003: bad item inode %lu, device %s\n", inode->i_ino, reiserfs_bdevname (inode->i_sb)) ;
         retval = -EIO ;
 	goto out ;
     }
@@ -1903,7 +1891,7 @@ static int map_block_for_writepage(struct inode *inode,
 out:
     pathrelse(&path) ;
     journal_end(&th, inode->i_sb, jbegin_count) ;
-    unlock_kernel() ;
+    reiserfs_write_unlock(inode->i_sb);
 
     /* this is where we fill in holes in the file. */
     if (use_get_block) {
@@ -2033,18 +2021,13 @@ static int reiserfs_write_full_page(struct page *page) {
     return error ;
 }
 
-//
-// this is exactly what 2.3.99-pre9's ext2_readpage is
-//
+
 static int reiserfs_readpage (struct file *f, struct page * page)
 {
     return block_read_full_page (page, reiserfs_get_block);
 }
 
 
-//
-// modified from ext2_writepage is
-//
 static int reiserfs_writepage (struct page * page)
 {
     struct inode *inode = page->mapping->host ;
@@ -2053,9 +2036,6 @@ static int reiserfs_writepage (struct page * page)
 }
 
 
-//
-// from ext2_prepare_write, but modified
-//
 int reiserfs_prepare_write(struct file *f, struct page *page, 
 			   unsigned from, unsigned to) {
     struct inode *inode = page->mapping->host ;
@@ -2065,9 +2045,6 @@ int reiserfs_prepare_write(struct file *f, struct page *page,
 }
 
 
-//
-// this is exactly what 2.3.99-pre9's ext2_bmap is
-//
 static int reiserfs_aop_bmap(struct address_space *as, long block) {
   return generic_block_bmap(as, block, reiserfs_bmap) ;
 }
@@ -2086,13 +2063,13 @@ static int reiserfs_commit_write(struct file *f, struct page *page,
     */
     if (pos > inode->i_size) {
 	struct reiserfs_transaction_handle th ;
-	lock_kernel() ;
+	reiserfs_write_lock(inode->i_sb);
 	journal_begin(&th, inode->i_sb, 1) ;
 	reiserfs_update_inode_transaction(inode) ;
 	inode->i_size = pos ;
 	reiserfs_update_sd(&th, inode) ;
 	journal_end(&th, inode->i_sb, 1) ;
-	unlock_kernel() ;
+	reiserfs_write_unlock(inode->i_sb);
     }
  
     ret = generic_commit_write(f, page, from, to) ;
@@ -2101,9 +2078,9 @@ static int reiserfs_commit_write(struct file *f, struct page *page,
     ** for any packed tails the file might have had
     */
     if (f && (f->f_flags & O_SYNC)) {
-	lock_kernel() ;
+	reiserfs_write_lock(inode->i_sb);
  	reiserfs_commit_for_inode(inode) ;
-	unlock_kernel();
+	reiserfs_write_unlock(inode->i_sb);
     }
     return ret ;
 }

fs/reiserfs/ioctl.c

@@ -49,7 +49,7 @@ int reiserfs_unpack (struct inode * inode, struct file * filp)
     if (REISERFS_I(inode)->i_flags & i_nopack_mask) {
         return 0 ;
     }
-    lock_kernel();
+    reiserfs_write_lock(inode->i_sb);
 
     /* we need to make sure nobody is changing the file size beneath
     ** us
@@ -88,6 +88,6 @@ int reiserfs_unpack (struct inode * inode, struct file * filp)
 
 out:
     up(&inode->i_sem) ;
-    unlock_kernel();    
+    reiserfs_write_unlock(inode->i_sb);
     return retval;
 }

fs/reiserfs/prints.c

@@ -337,7 +337,7 @@ void reiserfs_panic (struct super_block * sb, const char * fmt, ...)
 
   /* this is not actually called, but makes reiserfs_panic() "noreturn" */
   panic ("REISERFS: panic (device %s): %s\n",
-	 sb ? sb->s_id : "sb == 0", error_buf);
+	 reiserfs_bdevname (sb), error_buf);
 }
 
 
@@ -490,6 +490,7 @@ char * reiserfs_hashname(int code)
 
     return "unknown";
 }
+
 /* return 1 if this is not super block */
 static int print_super_block (struct buffer_head * bh)
 {
@@ -509,8 +510,8 @@ static int print_super_block (struct buffer_head * bh)
 	return 1;
     }
 
-    printk ("%s\'s super block in block %ld\n======================\n",
-            bdevname (bh->b_bdev), bh->b_blocknr);
+    printk ("%s\'s super block is in block %ld\n", bdevname (bh->b_bdev), 
+            bh->b_blocknr);
     printk ("Reiserfs version %s\n", version );
     printk ("Block count %u\n", sb_block_count(rs));
     printk ("Blocksize %d\n", sb_blocksize(rs));

fs/reiserfs/procfs.c

@@ -36,7 +36,7 @@ static struct super_block *procinfo_prologue( kdev_t dev )
 	/* get super-block by device */
 	result = get_super( dev );
 	if( result != NULL ) {
-		if( !reiserfs_is_super( result ) ) {
+		if( !is_reiserfs_super( result ) ) {
 			printk( KERN_DEBUG "reiserfs: procfs-52: "
 				"non-reiserfs super found\n" );
 			drop_super( result );
@@ -500,7 +500,7 @@ int reiserfs_journal_in_proc( char *buffer, char **start, off_t offset,
 			"prepare_retry: \t%12lu\n",
 
                         DJP( jp_journal_1st_block ),
-                        DJP( jp_journal_dev ) == 0 ? "none" : __bdevname(to_kdev_t(DJP( jp_journal_dev ))),
+                        bdevname(SB_JOURNAL(sb)->j_dev_bd),
                         DJP( jp_journal_dev ),
                         DJP( jp_journal_size ),
                         DJP( jp_journal_trans_max ),
@@ -556,13 +556,13 @@ static const char *proc_info_root_name = "fs/reiserfs";
 int reiserfs_proc_info_init( struct super_block *sb )
 {
 	spin_lock_init( & __PINFO( sb ).lock );
-	REISERFS_SB(sb)->procdir = proc_mkdir(sb->s_id, proc_info_root);
+	REISERFS_SB(sb)->procdir = proc_mkdir(reiserfs_bdevname (sb), proc_info_root);
 	if( REISERFS_SB(sb)->procdir ) {
 		REISERFS_SB(sb)->procdir -> owner = THIS_MODULE;
 		return 0;
 	}
 	reiserfs_warning( "reiserfs: cannot create /proc/%s/%s\n",
-			  proc_info_root_name, sb->s_id );
+			  proc_info_root_name, reiserfs_bdevname (sb) );
 	return 1;
 }
 
@@ -573,7 +573,7 @@ int reiserfs_proc_info_done( struct super_block *sb )
 	__PINFO( sb ).exiting = 1;
 	spin_unlock( & __PINFO( sb ).lock );
 	if ( proc_info_root ) {
-		remove_proc_entry( sb->s_id, proc_info_root );
+		remove_proc_entry( reiserfs_bdevname (sb), proc_info_root );
 		REISERFS_SB(sb)->procdir = NULL;
 	}
 	return 0;

fs/reiserfs/stree.c

@@ -1715,13 +1715,13 @@ void reiserfs_do_truncate (struct reiserfs_transaction_handle *th,
 	/* Cut or delete file item. */
 	n_deleted = reiserfs_cut_from_item(th, &s_search_path, &s_item_key, p_s_inode,  page, n_new_file_size);
 	if (n_deleted < 0) {
-	    reiserfs_warning ("vs-5665: reiserfs_truncate_file: cut_from_item failed");
+	    reiserfs_warning ("vs-5665: reiserfs_do_truncate: reiserfs_cut_from_item failed");
 	    reiserfs_check_path(&s_search_path) ;
 	    return;
 	}
 
 	RFALSE( n_deleted > n_file_size,
-		"PAP-5670: reiserfs_truncate_file returns too big number: deleted %d, file_size %lu, item_key %K",
+		"PAP-5670: reiserfs_cut_from_item: too many bytes deleted: deleted %d, file_size %lu, item_key %K",
 		n_deleted, n_file_size, &s_item_key);
 
 	/* Change key to search the last file item. */

fs/reiserfs/tail_conversion.c

@@ -214,7 +214,7 @@ int indirect2direct (struct reiserfs_transaction_handle *th,
     copy_item_head (&s_ih, PATH_PITEM_HEAD(p_s_path));
 
     tail_len = (n_new_file_size & (n_block_size - 1));
-    if (!old_format_only (p_s_sb))
+    if (get_inode_sd_version (p_s_inode) == STAT_DATA_V2)
 	round_tail_len = ROUND_UP (tail_len);
     else
 	round_tail_len = tail_len;

include/linux/reiserfs_fs.h

@@ -20,6 +20,7 @@
 #include <asm/unaligned.h>
 #include <linux/bitops.h>
 #include <linux/proc_fs.h>
+#include <linux/smp_lock.h>
 #include <linux/buffer_head.h>
 #include <linux/reiserfs_fs_i.h>
 #include <linux/reiserfs_fs_sb.h>
@@ -1062,9 +1063,7 @@ static inline int entry_length (const struct buffer_head * bh,
 #define B_I_E_NAME(bh,ih,entry_num) ((char *)(bh->b_data + ih_location(ih) + deh_location(B_I_DEH(bh,ih)+(entry_num))))
 
 // two entries per block (at least)
-//#define REISERFS_MAX_NAME_LEN(block_size) 
-//((block_size - BLKH_SIZE - IH_SIZE - DEH_SIZE * 2) / 2)
-#define REISERFS_MAX_NAME_LEN(block_size) 255
+#define REISERFS_MAX_NAME(block_size) 255
 
 
 /* this structure is used for operations on directory entries. It is
@@ -1654,6 +1653,11 @@ extern wait_queue_head_t reiserfs_commit_thread_wait ;
 */
 #define JOURNAL_BUFFER(j,n) ((j)->j_ap_blocks[((j)->j_start + (n)) % JOURNAL_BLOCK_COUNT])
 
+// We need these to make journal.c code more readable
+#define journal_get_hash_table(s, block) __get_hash_table(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
+#define journal_getblk(s, block) __getblk(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
+#define journal_bread(s, block) __bread(SB_JOURNAL(s)->j_dev_bd, block, s->s_blocksize)
+
 void reiserfs_commit_for_inode(struct inode *) ;
 void reiserfs_update_inode_transaction(struct inode *) ;
 void reiserfs_wait_on_write_block(struct super_block *s) ;
@@ -2073,6 +2077,12 @@ int reiserfs_unpack (struct inode * inode, struct file * filp);
  
 /* ioctl's command */
 #define REISERFS_IOC_UNPACK		_IOW(0xCD,1,long)
+
+/* Locking primitives */
+/* Right now we are still falling back to (un)lock_kernel, but eventually that
+   would evolve into real per-fs locks */
+#define reiserfs_write_lock( sb ) lock_kernel()
+#define reiserfs_write_unlock( sb ) unlock_kernel()
  			         
 #endif /* _LINUX_REISER_FS_H */
 

include/linux/reiserfs_fs_sb.h

@@ -408,6 +408,8 @@ struct reiserfs_sb_info
 #define REISERFS_HASHED_RELOCATION 13
 #define REISERFS_TEST4 14 
 
+#define REISERFS_ATTRS 15
+
 #define REISERFS_TEST1 11
 #define REISERFS_TEST2 12
 #define REISERFS_TEST3 13
@@ -430,7 +432,7 @@ struct reiserfs_sb_info
 
 
 void reiserfs_file_buffer (struct buffer_head * bh, int list);
-int reiserfs_is_super(struct super_block *s)  ;
+int is_reiserfs_super(struct super_block *s)  ;
 int journal_mark_dirty(struct reiserfs_transaction_handle *, struct super_block *, struct buffer_head *bh) ;
 int flush_old_commits(struct super_block *s, int) ;
 int show_reiserfs_locks(void) ;
@@ -456,4 +458,12 @@ int reiserfs_resize(struct super_block *, unsigned long) ;
 #define SB_JOURNAL_MAX_TRANS_AGE(s)  (SB_JOURNAL(s)->s_journal_max_trans_age)
 #define SB_JOURNAL_DEV(s)            (SB_JOURNAL(s)->j_dev)
 
+/* A safe version of the "bdevname", which returns the "s_id" field of
+ * a superblock or else "Null superblock" if the super block is NULL.
+ */
+static inline char *reiserfs_bdevname(struct super_block *s)
+{
+        return (s == NULL) ? "Null superblock" : s -> s_id;
+}
+
 #endif	/* _LINUX_REISER_FS_SB */