Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[linux-2.6] / fs / reiserfs / inode.c

diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index ac57305b1afc0d024022f126da76c0efe3994b6c..9c69bcacad2286c1e7a926bf2a5000ae9d84da64 100644 (file)
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -17,8 +17,6 @@
 #include <linux/writeback.h>
 #include <linux/quotaops.h>
 
-extern int reiserfs_default_io_size;   /* default io size devuned in super.c */
-
 static int reiserfs_commit_write(struct file *f, struct page *page,
                                 unsigned from, unsigned to);
 static int reiserfs_prepare_write(struct file *f, struct page *page,
@@ -1122,7 +1120,6 @@ static void init_inode(struct inode *inode, struct path *path)
        ih = PATH_PITEM_HEAD(path);
 
        copy_key(INODE_PKEY(inode), &(ih->ih_key));
-       inode->i_blksize = reiserfs_default_io_size;
 
        INIT_LIST_HEAD(&(REISERFS_I(inode)->i_prealloc_list));
        REISERFS_I(inode)->i_flags = 0;
@@ -1130,9 +1127,9 @@ static void init_inode(struct inode *inode, struct path *path)
        REISERFS_I(inode)->i_prealloc_count = 0;
        REISERFS_I(inode)->i_trans_id = 0;
        REISERFS_I(inode)->i_jl = NULL;
-       REISERFS_I(inode)->i_acl_access = NULL;
-       REISERFS_I(inode)->i_acl_default = NULL;
-       init_rwsem(&REISERFS_I(inode)->xattr_sem);
+       reiserfs_init_acl_access(inode);
+       reiserfs_init_acl_default(inode);
+       reiserfs_init_xattr_rwsem(inode);
 
        if (stat_data_v1(ih)) {
                struct stat_data_v1 *sd =
@@ -1783,7 +1780,7 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
                err = -EDQUOT;
                goto out_end_trans;
        }
-       if (!dir || !dir->i_nlink) {
+       if (!dir->i_nlink) {
                err = -EPERM;
                goto out_bad_inode;
        }
@@ -1837,9 +1834,9 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
        REISERFS_I(inode)->i_attrs =
            REISERFS_I(dir)->i_attrs & REISERFS_INHERIT_MASK;
        sd_attrs_to_i_attrs(REISERFS_I(inode)->i_attrs, inode);
-       REISERFS_I(inode)->i_acl_access = NULL;
-       REISERFS_I(inode)->i_acl_default = NULL;
-       init_rwsem(&REISERFS_I(inode)->xattr_sem);
+       reiserfs_init_acl_access(inode);
+       reiserfs_init_acl_default(inode);
+       reiserfs_init_xattr_rwsem(inode);
 
        if (old_format_only(sb))
                make_le_item_head(&ih, NULL, KEY_FORMAT_3_5, SD_OFFSET,
@@ -1877,7 +1874,6 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
        }
        // these do not go to on-disk stat data
        inode->i_ino = le32_to_cpu(ih.ih_key.k_objectid);
-       inode->i_blksize = reiserfs_default_io_size;
 
        // store in in-core inode the key of stat data and version all
        // object items will have (directory items will have old offset
@@ -1978,11 +1974,13 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
         * iput doesn't deadlock in reiserfs_delete_xattrs. The locking
         * code really needs to be reworked, but this will take care of it
         * for now. -jeffm */
+#ifdef CONFIG_REISERFS_FS_POSIX_ACL
        if (REISERFS_I(dir)->i_acl_default && !IS_ERR(REISERFS_I(dir)->i_acl_default)) {
                reiserfs_write_unlock_xattrs(dir->i_sb);
                iput(inode);
                reiserfs_write_lock_xattrs(dir->i_sb);
        } else
+#endif
                iput(inode);
        return err;
 }
@@ -2340,6 +2338,7 @@ static int reiserfs_write_full_page(struct page *page,
        unsigned long end_index = inode->i_size >> PAGE_CACHE_SHIFT;
        int error = 0;
        unsigned long block;
+       sector_t last_block;
        struct buffer_head *head, *bh;
        int partial = 0;
        int nr = 0;
@@ -2387,10 +2386,19 @@ static int reiserfs_write_full_page(struct page *page,
        }
        bh = head;
        block = page->index << (PAGE_CACHE_SHIFT - s->s_blocksize_bits);
+       last_block = (i_size_read(inode) - 1) >> inode->i_blkbits;
        /* first map all the buffers, logging any direct items we find */
        do {
-               if ((checked || buffer_dirty(bh)) && (!buffer_mapped(bh) ||
-                                                     (buffer_mapped(bh)
+               if (block > last_block) {
+                       /*
+                        * This can happen when the block size is less than
+                        * the page size.  The corresponding bytes in the page
+                        * were zero filled above
+                        */
+                       clear_buffer_dirty(bh);
+                       set_buffer_uptodate(bh);
+               } else if ((checked || buffer_dirty(bh)) &&
+                          (!buffer_mapped(bh) || (buffer_mapped(bh)
                                                       && bh->b_blocknr ==
                                                       0))) {
                        /* not mapped yet, or it points to a direct item, search