|  | /* | 
|  | * Interface between ext4 and JBD | 
|  | */ | 
|  |  | 
|  | #include "ext4_jbd2.h" | 
|  |  | 
|  | int __ext4_journal_get_undo_access(const char *where, handle_t *handle, | 
|  | struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_get_undo_access(handle, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } | 
|  |  | 
|  | int __ext4_journal_get_write_access(const char *where, handle_t *handle, | 
|  | struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_get_write_access(handle, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } | 
|  |  | 
|  | int __ext4_journal_forget(const char *where, handle_t *handle, | 
|  | struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_forget(handle, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } | 
|  |  | 
|  | int __ext4_journal_revoke(const char *where, handle_t *handle, | 
|  | ext4_fsblk_t blocknr, struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_revoke(handle, blocknr, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } | 
|  |  | 
|  | int __ext4_journal_get_create_access(const char *where, | 
|  | handle_t *handle, struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_get_create_access(handle, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } | 
|  |  | 
|  | int __ext4_journal_dirty_metadata(const char *where, | 
|  | handle_t *handle, struct buffer_head *bh) | 
|  | { | 
|  | int err = jbd2_journal_dirty_metadata(handle, bh); | 
|  | if (err) | 
|  | ext4_journal_abort_handle(where, __func__, bh, handle, err); | 
|  | return err; | 
|  | } |