ldiskfs/kernel_patches/patches/sles11sp2/export-ext4-3.0.patch

   1 ---
   2  fs/ext4/balloc.c       |    1 +
   3  fs/ext4/ext4.h         |    2 ++
   4  fs/ext4/ext4_extents.h |    9 +++++++++
   5  fs/ext4/ext4_jbd2.c    |    2 ++
   6  fs/ext4/extents.c      |   23 ++++++++++++++++-------
   7  fs/ext4/ialloc.c       |    3 ++-
   8  fs/ext4/inode.c        |    1 +
   9  fs/ext4/mballoc.c      |    4 ++++
  10  fs/ext4/super.c        |    9 +++++++++
  11  9 files changed, 46 insertions(+), 8 deletions(-)
  12
  13 Index: linux-stage/fs/ext4/balloc.c
  14 ===================================================================
  15 --- linux-stage.orig/fs/ext4/balloc.c
  16 +++ linux-stage/fs/ext4/balloc.c
  17 @@ -231,6 +231,7 @@ struct ext4_group_desc * ext4_get_group_
  18                 *bh = sbi->s_group_desc[group_desc];
  19         return desc;
  20  }
  21 +EXPORT_SYMBOL(ext4_get_group_desc);
  22
  23  static int ext4_valid_block_bitmap(struct super_block *sb,
  24                                         struct ext4_group_desc *desc,
  25 Index: linux-stage/fs/ext4/ext4.h
  26 ===================================================================
  27 --- linux-stage.orig/fs/ext4/ext4.h
  28 +++ linux-stage/fs/ext4/ext4.h
  29 @@ -1783,6 +1783,8 @@ extern struct inode * ext4_orphan_get(st
  30  extern unsigned long ext4_count_free_inodes(struct super_block *);
  31  extern unsigned long ext4_count_dirs(struct super_block *);
  32  extern void ext4_check_inodes_bitmap(struct super_block *);
  33 +extern struct buffer_head *ext4_read_inode_bitmap(struct super_block *sb,
  34 +                                                 ext4_group_t block_group);
  35  extern void ext4_mark_bitmap_end(int start_bit, int end_bit, char *bitmap);
  36  extern int ext4_init_inode_table(struct super_block *sb,
  37                                  ext4_group_t group, int barrier);
  38 Index: linux-stage/fs/ext4/ext4_extents.h
  39 ===================================================================
  40 --- linux-stage.orig/fs/ext4/ext4_extents.h
  41 +++ linux-stage/fs/ext4/ext4_extents.h
  42 @@ -290,5 +290,14 @@ extern struct ext4_ext_path *ext4_ext_fi
  43                                                         struct ext4_ext_path *);
  44  extern void ext4_ext_drop_refs(struct ext4_ext_path *);
  45  extern int ext4_ext_check_inode(struct inode *inode);
  46 +extern int ext4_ext_search_right(struct inode *inode,
  47 +                                struct ext4_ext_path *path,
  48 +                                ext4_lblk_t *logical, ext4_fsblk_t *phys);
  49 +extern int ext4_ext_search_left(struct inode *inode,
  50 +                               struct ext4_ext_path *path,
  51 +                               ext4_lblk_t *logical, ext4_fsblk_t *phys);
  52 +extern int ext4_ext_walk_space(struct inode *inode, ext4_lblk_t block,
  53 +                               ext4_lblk_t num, ext_prepare_callback func,
  54 +                               void *cbdata);
  55  #endif /* _EXT4_EXTENTS */
  56
  57 Index: linux-stage/fs/ext4/ext4_jbd2.c
  58 ===================================================================
  59 --- linux-stage.orig/fs/ext4/ext4_jbd2.c
  60 +++ linux-stage/fs/ext4/ext4_jbd2.c
  61 @@ -19,6 +19,7 @@ int __ext4_journal_get_write_access(cons
  62         }
  63         return err;
  64  }
  65 +EXPORT_SYMBOL(__ext4_journal_get_write_access);
  66
  67  /*
  68   * The ext4 forget function must perform a revoke if we are freeing data
  69 @@ -150,3 +151,4 @@ int __ext4_handle_dirty_super(const char
  70                 sb->s_dirt = 1;
  71         return err;
  72  }
  73 +EXPORT_SYMBOL(__ext4_handle_dirty_metadata);
  74 Index: linux-stage/fs/ext4/extents.c
  75 ===================================================================
  76 --- linux-stage.orig/fs/ext4/extents.c
  77 +++ linux-stage/fs/ext4/extents.c
  78 @@ -1236,9 +1236,9 @@ out:
  79   * returns 0 at @phys
  80   * return value contains 0 (success) or error code
  81   */
  82 -static int ext4_ext_search_left(struct inode *inode,
  83 -                               struct ext4_ext_path *path,
  84 -                               ext4_lblk_t *logical, ext4_fsblk_t *phys)
  85 +int ext4_ext_search_left(struct inode *inode,
  86 +                        struct ext4_ext_path *path,
  87 +                        ext4_lblk_t *logical, ext4_fsblk_t *phys)
  88  {
  89         struct ext4_extent_idx *ix;
  90         struct ext4_extent *ex;
  91 @@ -1301,9 +1301,9 @@ static int ext4_ext_search_left(struct i
  92   * returns 0 at @phys
  93   * return value contains 0 (success) or error code
  94   */
  95 -static int ext4_ext_search_right(struct inode *inode,
  96 -                                struct ext4_ext_path *path,
  97 -                                ext4_lblk_t *logical, ext4_fsblk_t *phys)
  98 +int ext4_ext_search_right(struct inode *inode,
  99 +                         struct ext4_ext_path *path,
 100 +                         ext4_lblk_t *logical, ext4_fsblk_t *phys)
 101  {
 102         struct buffer_head *bh = NULL;
 103         struct ext4_extent_header *eh;
 104 @@ -1878,7 +1878,7 @@ cleanup:
 105         return err;
 106  }
 107
 108 -static int ext4_ext_walk_space(struct inode *inode, ext4_lblk_t block,
 109 +extern int ext4_ext_walk_space(struct inode *inode, ext4_lblk_t block,
 110                                ext4_lblk_t num, ext_prepare_callback func,
 111                                void *cbdata)
 112  {
 113 @@ -4415,3 +4415,12 @@ int ext4_fiemap(struct inode *inode, str
 114
 115         return error;
 116  }
 117 +
 118 +EXPORT_SYMBOL(ext4_ext_search_right);
 119 +EXPORT_SYMBOL(ext4_ext_search_left);
 120 +EXPORT_SYMBOL(ext4_ext_insert_extent);
 121 +EXPORT_SYMBOL(ext4_mb_new_blocks);
 122 +EXPORT_SYMBOL(ext4_mark_inode_dirty);
 123 +EXPORT_SYMBOL(ext4_ext_walk_space);
 124 +EXPORT_SYMBOL(ext4_ext_find_extent);
 125 +EXPORT_SYMBOL(ext4_ext_drop_refs);
 126 Index: linux-stage/fs/ext4/ialloc.c
 127 ===================================================================
 128 --- linux-stage.orig/fs/ext4/ialloc.c
 129 +++ linux-stage/fs/ext4/ialloc.c
 130 @@ -99,7 +99,7 @@ static unsigned ext4_init_inode_bitmap(s
 131   *
 132   * Return buffer_head of bitmap on success or NULL.
 133   */
 134 -static struct buffer_head *
 135 +struct buffer_head *
 136  ext4_read_inode_bitmap(struct super_block *sb, ext4_group_t block_group)
 137  {
 138         struct ext4_group_desc *desc;
 139 @@ -164,6 +164,7 @@ ext4_read_inode_bitmap(struct super_bloc
 140         }
 141         return bh;
 142  }
 143 +EXPORT_SYMBOL(ext4_read_inode_bitmap);
 144
 145  /*
 146   * NOTE! When we get the inode, we're the only people
 147 Index: linux-stage/fs/ext4/inode.c
 148 ===================================================================
 149 --- linux-stage.orig/fs/ext4/inode.c
 150 +++ linux-stage/fs/ext4/inode.c
 151 @@ -1393,6 +1393,7 @@ int ext4_map_blocks(handle_t *handle, st
 152         }
 153         return retval;
 154  }
 155 +EXPORT_SYMBOL(ext4_map_blocks);
 156
 157  /* Maximum number of blocks we map for direct IO at once. */
 158  #define DIO_MAX_BLOCKS 4096
 159 @@ -4689,6 +4690,7 @@ out_stop:
 160         ext4_journal_stop(handle);
 161         trace_ext4_truncate_exit(inode);
 162  }
 163 +EXPORT_SYMBOL(ext4_truncate);
 164
 165  /*
 166   * ext4_get_inode_loc returns with an extra refcount against the inode's
 167 @@ -5102,6 +5104,7 @@ bad_inode:
 168         iget_failed(inode);
 169         return ERR_PTR(ret);
 170  }
 171 +EXPORT_SYMBOL(ext4_iget);
 172
 173  static int ext4_inode_blocks_set(handle_t *handle,
 174                                 struct ext4_inode *raw_inode,
 175 Index: linux-stage/fs/ext4/mballoc.c
 176 ===================================================================
 177 --- linux-stage.orig/fs/ext4/mballoc.c
 178 +++ linux-stage/fs/ext4/mballoc.c
 179 @@ -3856,6 +3856,7 @@ repeat:
 180                 call_rcu(&(pa)->u.pa_rcu, ext4_mb_pa_callback);
 181         }
 182  }
 183 +EXPORT_SYMBOL(ext4_discard_preallocations);
 184
 185  #ifdef CONFIG_EXT4_DEBUG
 186  static void ext4_mb_show_ac(struct ext4_allocation_context *ac)
 187 @@ -4976,3 +4977,6 @@ int ext4_trim_fs(struct super_block *sb,
 188
 189         return ret;
 190  }
 191 +
 192 +EXPORT_SYMBOL(ext4_free_blocks);
 193 +
 194 Index: linux-stage/fs/ext4/super.c
 195 ===================================================================
 196 --- linux-stage.orig/fs/ext4/super.c
 197 +++ linux-stage/fs/ext4/super.c
 198 @@ -202,6 +202,7 @@ __u32 ext4_itable_unused_count(struct su
 199                 (EXT4_DESC_SIZE(sb) >= EXT4_MIN_DESC_SIZE_64BIT ?
 200                  (__u32)le16_to_cpu(bg->bg_itable_unused_hi) << 16 : 0);
 201  }
 202 +EXPORT_SYMBOL(ext4_itable_unused_count);
 203
 204  void ext4_block_bitmap_set(struct super_block *sb,
 205                            struct ext4_group_desc *bg, ext4_fsblk_t blk)
 206 @@ -4280,6 +4282,7 @@ int ext4_force_commit(struct super_block
 207
 208         return ret;
 209  }
 210 +EXPORT_SYMBOL(ext4_force_commit);
 211
 212  static void ext4_write_super(struct super_block *sb)
 213  {
 214 @@ -5210,6 +5213,10 @@ static void __exit ext4_exit_fs(void)
 215         ext4_exit_pageio();
 216  }
 217
 218 +EXPORT_SYMBOL(ext4_bread);
 219 +EXPORT_SYMBOL(ext4_journal_start_sb);
 220 +EXPORT_SYMBOL(__ext4_journal_stop);
 221 +
 222  MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");
 223  MODULE_DESCRIPTION("Fourth Extended Filesystem");
 224  MODULE_LICENSE("GPL");