3 files changed, 17 insertions, 10 deletions

diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index 433b6f68403a..a6c0ca9f48bf 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -106,12 +106,13 @@ static void ufs_check_page(struct page *page)
         char *kaddr = page_address(page);
         unsigned offs, rec_len;
         unsigned limit = PAGE_CACHE_SIZE;
+        const unsigned chunk_mask = UFS_SB(sb)->s_uspi->s_dirblksize - 1;
         struct ufs_dir_entry *p;
         char *error;
 
         if ((dir->i_size >> PAGE_CACHE_SHIFT) == page->index) {
                 limit = dir->i_size & ~PAGE_CACHE_MASK;
-                if (limit & (UFS_SECTOR_SIZE - 1))
+                if (limit & chunk_mask)
                         goto Ebadsize;
                 if (!limit)
                         goto out;
@@ -126,7 +127,7 @@ static void ufs_check_page(struct page *page)
                         goto Ealign;
                 if (rec_len < UFS_DIR_REC_LEN(ufs_get_de_namlen(sb, p)))
                         goto Enamelen;
-                if (((offs + rec_len - 1) ^ offs) & ~(UFS_SECTOR_SIZE-1))
+                if (((offs + rec_len - 1) ^ offs) & ~chunk_mask)
                         goto Espan;
                 if (fs32_to_cpu(sb, p->d_ino) > (UFS_SB(sb)->s_uspi->s_ipg *
                                                   UFS_SB(sb)->s_uspi->s_ncg))
@@ -310,6 +311,7 @@ int ufs_add_link(struct dentry *dentry, struct inode *inode)
         int namelen = dentry->d_name.len;
         struct super_block *sb = dir->i_sb;
         unsigned reclen = UFS_DIR_REC_LEN(namelen);
+        const unsigned int chunk_size = UFS_SB(sb)->s_uspi->s_dirblksize;
         unsigned short rec_len, name_len;
         struct page *page = NULL;
         struct ufs_dir_entry *de;
@@ -342,8 +344,8 @@ int ufs_add_link(struct dentry *dentry, struct inode *inode)
                         if ((char *)de == dir_end) {
                                 /* We hit i_size */
                                 name_len = 0;
-                                rec_len = UFS_SECTOR_SIZE;
-                                de->d_reclen = cpu_to_fs16(sb, UFS_SECTOR_SIZE);
+                                rec_len = chunk_size;
+                                de->d_reclen = cpu_to_fs16(sb, chunk_size);
                                 de->d_ino = 0;
                                 goto got_it;
                         }
@@ -431,7 +433,7 @@ ufs_readdir(struct file *filp, void *dirent, filldir_t filldir)
         unsigned int offset = pos & ~PAGE_CACHE_MASK;
         unsigned long n = pos >> PAGE_CACHE_SHIFT;
         unsigned long npages = ufs_dir_pages(inode);
-        unsigned chunk_mask = ~(UFS_SECTOR_SIZE - 1);
+        unsigned chunk_mask = ~(UFS_SB(sb)->s_uspi->s_dirblksize - 1);
         int need_revalidate = filp->f_version != inode->i_version;
         unsigned flags = UFS_SB(sb)->s_flags;
 
@@ -511,7 +513,7 @@ int ufs_delete_entry(struct inode *inode, struct ufs_dir_entry *dir,
         struct super_block *sb = inode->i_sb;
         struct address_space *mapping = page->mapping;
         char *kaddr = page_address(page);
-        unsigned from = ((char*)dir - kaddr) & ~(UFS_SECTOR_SIZE - 1);
+        unsigned from = ((char*)dir - kaddr) & ~(UFS_SB(sb)->s_uspi->s_dirblksize - 1);
         unsigned to = ((char*)dir - kaddr) + fs16_to_cpu(sb, dir->d_reclen);
         struct ufs_dir_entry *pde = NULL;
         struct ufs_dir_entry *de = (struct ufs_dir_entry *) (kaddr + from);
@@ -556,6 +558,7 @@ int ufs_make_empty(struct inode * inode, struct inode *dir)
         struct super_block * sb = dir->i_sb;
         struct address_space *mapping = inode->i_mapping;
         struct page *page = grab_cache_page(mapping, 0);
+        const unsigned int chunk_size = UFS_SB(sb)->s_uspi->s_dirblksize;
         struct ufs_dir_entry * de;
         char *base;
         int err;
@@ -563,7 +566,7 @@ int ufs_make_empty(struct inode * inode, struct inode *dir)
         if (!page)
                 return -ENOMEM;
         kmap(page);
-        err = mapping->a_ops->prepare_write(NULL, page, 0, UFS_SECTOR_SIZE);
+        err = mapping->a_ops->prepare_write(NULL, page, 0, chunk_size);
         if (err) {
                 unlock_page(page);
                 goto fail;
@@ -584,11 +587,11 @@ int ufs_make_empty(struct inode * inode, struct inode *dir)
                 ((char *)de + fs16_to_cpu(sb, de->d_reclen));
         de->d_ino = cpu_to_fs32(sb, dir->i_ino);
         ufs_set_de_type(sb, de, dir->i_mode);
-        de->d_reclen = cpu_to_fs16(sb, UFS_SECTOR_SIZE - UFS_DIR_REC_LEN(1));
+        de->d_reclen = cpu_to_fs16(sb, chunk_size - UFS_DIR_REC_LEN(1));
         ufs_set_de_namlen(sb, de, 2);
         strcpy (de->d_name, "..");
 
-        err = ufs_commit_chunk(page, 0, UFS_SECTOR_SIZE);
+        err = ufs_commit_chunk(page, 0, chunk_size);
 fail:
         kunmap(page);
         page_cache_release(page);
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index 8a8e9382ec09..209be95e9d18 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -649,7 +649,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
                 kmalloc (sizeof(struct ufs_sb_private_info), GFP_KERNEL);
         if (!uspi)
                 goto failed;
-
+        uspi->s_dirblksize = UFS_SECTOR_SIZE;
         super_block_offset=UFS_SBLOCK;
 
         /* Keep 2Gig file limit. Some UFS variants need to override 
@@ -718,6 +718,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
                 break;
         
         case UFS_MOUNT_UFSTYPE_NEXTSTEP:
+                /*TODO: check may be we need set special dir block size?*/
                 UFSD("ufstype=nextstep\n");
                 uspi->s_fsize = block_size = 1024;
                 uspi->s_fmask = ~(1024 - 1);
@@ -733,6 +734,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
                 break;
         
         case UFS_MOUNT_UFSTYPE_NEXTSTEP_CD:
+                /*TODO: check may be we need set special dir block size?*/
                 UFSD("ufstype=nextstep-cd\n");
                 uspi->s_fsize = block_size = 2048;
                 uspi->s_fmask = ~(2048 - 1);
@@ -754,6 +756,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
                 uspi->s_fshift = 10;
                 uspi->s_sbsize = super_block_size = 2048;
                 uspi->s_sbbase = 0;
+                uspi->s_dirblksize = 1024;
                 flags |= UFS_DE_44BSD | UFS_UID_44BSD | UFS_ST_44BSD | UFS_CG_44BSD;
                 if (!(sb->s_flags & MS_RDONLY)) {
                         if (!silent)
diff --git a/include/linux/ufs_fs.h b/include/linux/ufs_fs.h
index 28967eda9d7b..d3a4f994a5dc 100644
--- a/include/linux/ufs_fs.h
+++ b/include/linux/ufs_fs.h
@@ -789,6 +789,7 @@ struct ufs_sb_private_info {
 
         __u32   s_maxsymlinklen;/* upper limit on fast symlinks' size */
         __s32   fs_magic;       /* filesystem magic */
+        unsigned int s_dirblksize;
 };
 
 /*