ext4: Pass line numbers to ext4_error() and friends

[pandora-kernel.git] / fs / ext4 / ext4.h

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 19a4de5..0889381 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -57,10 +57,13 @@
 #endif
 
 #define EXT4_ERROR_INODE(inode, fmt, a...) \
-       ext4_error_inode(__func__, (inode), (fmt), ## a)
+       ext4_error_inode((inode), __func__, __LINE__, 0, (fmt), ## a)
+
+#define EXT4_ERROR_INODE_BLOCK(inode, block, fmt, a...)                        \
+       ext4_error_inode((inode), __func__, __LINE__, (block), (fmt), ## a)
 
 #define EXT4_ERROR_FILE(file, fmt, a...)       \
-       ext4_error_file(__func__, (file), (fmt), ## a)
+       ext4_error_file(__func__, __LINE__, (file), (fmt), ## a)
 
 /* data type for block offset of block group */
 typedef int ext4_grpblk_t;
@@ -873,7 +876,6 @@ struct ext4_inode_info {
 #define EXT4_MOUNT_POSIX_ACL           0x08000 /* POSIX Access Control Lists */
 #define EXT4_MOUNT_NO_AUTO_DA_ALLOC    0x10000 /* No auto delalloc mapping */
 #define EXT4_MOUNT_BARRIER             0x20000 /* Use block barriers */
-#define EXT4_MOUNT_NOBH                        0x40000 /* No bufferheads */
 #define EXT4_MOUNT_QUOTA               0x80000 /* Some quota option set */
 #define EXT4_MOUNT_USRQUOTA            0x100000 /* "old" user quota */
 #define EXT4_MOUNT_GRPQUOTA            0x200000 /* "old" group quota */
@@ -1003,7 +1005,13 @@ struct ext4_super_block {
        __u8    s_reserved_char_pad2;
        __le16  s_reserved_pad;
        __le64  s_kbytes_written;       /* nr of lifetime kilobytes written */
-       __u32   s_reserved[160];        /* Padding to the end of the block */
+       __le32  s_snapshot_inum;        /* Inode number of active snapshot */
+       __le32  s_snapshot_id;          /* sequential ID of active snapshot */
+       __le64  s_snapshot_r_blocks_count; /* reserved blocks for active
+                                             snapshot's future use */
+       __le32  s_snapshot_list;        /* inode number of the head of the
+                                          on-disk snapshot list */
+       __u32   s_reserved[155];        /* Padding to the end of the block */
 };
 
 #ifdef __KERNEL__
@@ -1510,9 +1518,11 @@ extern unsigned ext4_init_block_bitmap(struct super_block *sb,
                ext4_init_block_bitmap(sb, NULL, group, desc)
 
 /* dir.c */
-extern int ext4_check_dir_entry(const char *, struct inode *,
-                               struct ext4_dir_entry_2 *,
-                               struct buffer_head *, unsigned int);
+extern int __ext4_check_dir_entry(const char *, unsigned int, struct inode *,
+                                 struct ext4_dir_entry_2 *,
+                                 struct buffer_head *, unsigned int);
+#define ext4_check_dir_entry(dir, de, bh, offset) \
+       __ext4_check_dir_entry(__func__, __LINE__, (dir), (de), (bh), (offset))
 extern int ext4_htree_store_dirent(struct file *dir_file, __u32 hash,
                                    __u32 minor_hash,
                                    struct ext4_dir_entry_2 *dirent);
@@ -1616,25 +1626,38 @@ extern int ext4_group_extend(struct super_block *sb,
                                ext4_fsblk_t n_blocks_count);
 
 /* super.c */
-extern void __ext4_error(struct super_block *, const char *, const char *, ...)
-       __attribute__ ((format (printf, 3, 4)));
-#define ext4_error(sb, message...)     __ext4_error(sb, __func__, ## message)
-extern void ext4_error_inode(const char *, struct inode *, const char *, ...)
-       __attribute__ ((format (printf, 3, 4)));
-extern void ext4_error_file(const char *, struct file *, const char *, ...)
-       __attribute__ ((format (printf, 3, 4)));
-extern void __ext4_std_error(struct super_block *, const char *, int);
-extern void ext4_abort(struct super_block *, const char *, const char *, ...)
-       __attribute__ ((format (printf, 3, 4)));
-extern void __ext4_warning(struct super_block *, const char *,
+extern void __ext4_error(struct super_block *, const char *, unsigned int,
+                        const char *, ...)
+       __attribute__ ((format (printf, 4, 5)));
+#define ext4_error(sb, message...)     __ext4_error(sb, __func__,      \
+                                                    __LINE__, ## message)
+extern void ext4_error_inode(struct inode *, const char *, unsigned int,
+                            ext4_fsblk_t, const char *, ...)
+       __attribute__ ((format (printf, 5, 6)));
+extern void ext4_error_file(struct file *, const char *, unsigned int,
+                           const char *, ...)
+       __attribute__ ((format (printf, 4, 5)));
+extern void __ext4_std_error(struct super_block *, const char *,
+                            unsigned int, int);
+extern void __ext4_abort(struct super_block *, const char *, unsigned int,
+                      const char *, ...)
+       __attribute__ ((format (printf, 4, 5)));
+#define ext4_abort(sb, message...)     __ext4_abort(sb, __func__, \
+                                                      __LINE__, ## message)
+extern void __ext4_warning(struct super_block *, const char *, unsigned int,
                          const char *, ...)
-       __attribute__ ((format (printf, 3, 4)));
-#define ext4_warning(sb, message...)   __ext4_warning(sb, __func__, ## message)
+       __attribute__ ((format (printf, 4, 5)));
+#define ext4_warning(sb, message...)   __ext4_warning(sb, __func__, \
+                                                      __LINE__, ## message)
 extern void ext4_msg(struct super_block *, const char *, const char *, ...)
        __attribute__ ((format (printf, 3, 4)));
-extern void ext4_grp_locked_error(struct super_block *, ext4_group_t,
-                               const char *, const char *, ...)
-       __attribute__ ((format (printf, 4, 5)));
+extern void __ext4_grp_locked_error(const char *, unsigned int, \
+                                   struct super_block *, ext4_group_t, \
+                                   unsigned long, ext4_fsblk_t, \
+                                   const char *, ...)
+       __attribute__ ((format (printf, 7, 8)));
+#define ext4_grp_locked_error(sb, grp, message...) \
+       __ext4_grp_locked_error(__func__, __LINE__, (sb), (grp), ## message)
 extern void ext4_update_dynamic_rev(struct super_block *sb);
 extern int ext4_update_compat_feature(handle_t *handle, struct super_block *sb,
                                        __u32 compat);
@@ -1768,7 +1791,7 @@ static inline unsigned int ext4_flex_bg_size(struct ext4_sb_info *sbi)
 #define ext4_std_error(sb, errno)                              \
 do {                                                           \
        if ((errno))                                            \
-               __ext4_std_error((sb), __func__, (errno));      \
+               __ext4_std_error((sb), __func__, __LINE__, (errno));    \
 } while (0)
 
 #ifdef CONFIG_SMP
@@ -1860,6 +1883,12 @@ static inline void ext4_unlock_group(struct super_block *sb,
        spin_unlock(ext4_group_lock_ptr(sb, group));
 }
 
+static inline void ext4_mark_super_dirty(struct super_block *sb)
+{
+       if (EXT4_SB(sb)->s_journal == NULL)
+               sb->s_dirt =1;
+}
+
 /*
  * Inodes and files operations
  */