diff options
author | Mark Fasheh <mark.fasheh@oracle.com> | 2006-10-10 03:11:45 +0200 |
---|---|---|
committer | Mark Fasheh <mark.fasheh@oracle.com> | 2006-12-02 03:28:28 +0100 |
commit | 1fabe1481fac9e01bf8bffa60a2307ef379aa5de (patch) | |
tree | 17092c1be837ed95c8f26646003e9e49cfdb9663 /fs | |
parent | ocfs2: remove handle argument to ocfs2_start_trans() (diff) | |
download | linux-1fabe1481fac9e01bf8bffa60a2307ef379aa5de.tar.xz linux-1fabe1481fac9e01bf8bffa60a2307ef379aa5de.zip |
ocfs2: Remove struct ocfs2_journal_handle in favor of handle_t
This is mostly a search and replace as ocfs2_journal_handle is now no more
than a container for a handle_t pointer.
ocfs2_commit_trans() becomes very straight forward, and we remove some out
of date comments / code.
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/ocfs2/alloc.c | 32 | ||||
-rw-r--r-- | fs/ocfs2/alloc.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/aops.c | 8 | ||||
-rw-r--r-- | fs/ocfs2/aops.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/dir.c | 4 | ||||
-rw-r--r-- | fs/ocfs2/dir.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/file.c | 18 | ||||
-rw-r--r-- | fs/ocfs2/file.h | 4 | ||||
-rw-r--r-- | fs/ocfs2/inode.c | 6 | ||||
-rw-r--r-- | fs/ocfs2/inode.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/ioctl.c | 2 | ||||
-rw-r--r-- | fs/ocfs2/journal.c | 95 | ||||
-rw-r--r-- | fs/ocfs2/journal.h | 21 | ||||
-rw-r--r-- | fs/ocfs2/localalloc.c | 18 | ||||
-rw-r--r-- | fs/ocfs2/localalloc.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/namei.c | 38 | ||||
-rw-r--r-- | fs/ocfs2/namei.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/ocfs2.h | 2 | ||||
-rw-r--r-- | fs/ocfs2/suballoc.c | 44 | ||||
-rw-r--r-- | fs/ocfs2/suballoc.h | 12 |
20 files changed, 130 insertions, 186 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 354817acf8b3..85a048b7a67b 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -52,14 +52,14 @@ static int ocfs2_extent_contig(struct inode *inode, u64 blkno); static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, int wanted, struct ocfs2_alloc_context *meta_ac, struct buffer_head *bhs[]); static int ocfs2_add_branch(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, struct buffer_head *eb_bh, @@ -67,14 +67,14 @@ static int ocfs2_add_branch(struct ocfs2_super *osb, struct ocfs2_alloc_context *meta_ac); static int ocfs2_shift_tree_depth(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, struct ocfs2_alloc_context *meta_ac, struct buffer_head **ret_new_eb_bh); static int ocfs2_do_insert_extent(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 blkno, @@ -152,7 +152,7 @@ bail: * l_count for you */ static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, int wanted, struct ocfs2_alloc_context *meta_ac, @@ -253,7 +253,7 @@ bail: * contain a single record with e_clusters == 0. */ static int ocfs2_add_branch(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, struct buffer_head *eb_bh, @@ -418,7 +418,7 @@ bail: * after this call. */ static int ocfs2_shift_tree_depth(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, struct ocfs2_alloc_context *meta_ac, @@ -520,7 +520,7 @@ bail: * down. */ static int ocfs2_do_insert_extent(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 start_blk, @@ -809,7 +809,7 @@ bail: /* the caller needs to update fe->i_clusters */ int ocfs2_insert_extent(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 start_blk, @@ -951,7 +951,7 @@ static int ocfs2_truncate_log_can_coalesce(struct ocfs2_truncate_log *tl, } static int ocfs2_truncate_log_append(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, u64 start_blk, unsigned int num_clusters) { @@ -1034,7 +1034,7 @@ bail: } static int ocfs2_replay_truncate_records(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *data_alloc_inode, struct buffer_head *data_alloc_bh) { @@ -1074,7 +1074,7 @@ static int ocfs2_replay_truncate_records(struct ocfs2_super *osb, /* TODO: Perhaps we can calculate the bulk of the * credits up front rather than extending like * this. */ - status = ocfs2_extend_trans(handle->k_handle, + status = ocfs2_extend_trans(handle, OCFS2_TRUNCATE_LOG_FLUSH_ONE_REC); if (status < 0) { mlog_errno(status); @@ -1113,7 +1113,7 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb) { int status; unsigned int num_to_flush; - struct ocfs2_journal_handle *handle; + handle_t *handle; struct inode *tl_inode = osb->osb_tl_inode; struct inode *data_alloc_inode = NULL; struct buffer_head *tl_bh = osb->osb_tl_bh; @@ -1339,7 +1339,7 @@ int ocfs2_complete_truncate_log_recovery(struct ocfs2_super *osb, int i; unsigned int clusters, num_recs, start_cluster; u64 start_blk; - struct ocfs2_journal_handle *handle; + handle_t *handle; struct inode *tl_inode = osb->osb_tl_inode; struct ocfs2_truncate_log *tl; @@ -1534,7 +1534,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb, struct inode *inode, struct buffer_head *fe_bh, struct buffer_head *old_last_eb_bh, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_truncate_context *tc) { int status, i, depth; @@ -1773,7 +1773,7 @@ int ocfs2_commit_truncate(struct ocfs2_super *osb, struct ocfs2_extent_block *eb; struct ocfs2_extent_list *el; struct buffer_head *last_eb_bh; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct inode *tl_inode = osb->osb_tl_inode; mlog_entry_void(); diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h index 12ba897743f4..0b82e8044325 100644 --- a/fs/ocfs2/alloc.h +++ b/fs/ocfs2/alloc.h @@ -28,7 +28,7 @@ struct ocfs2_alloc_context; int ocfs2_insert_extent(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 blkno, diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index fcdcdf6aa352..2f7268e81520 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -355,13 +355,13 @@ static int walk_page_buffers( handle_t *handle, return ret; } -struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode, +handle_t *ocfs2_start_walk_page_trans(struct inode *inode, struct page *page, unsigned from, unsigned to) { struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; int ret = 0; handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS); @@ -372,7 +372,7 @@ struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode, } if (ocfs2_should_order_data(inode)) { - ret = walk_page_buffers(handle->k_handle, + ret = walk_page_buffers(handle, page_buffers(page), from, to, NULL, ocfs2_journal_dirty_data); @@ -394,7 +394,7 @@ static int ocfs2_commit_write(struct file *file, struct page *page, int ret; struct buffer_head *di_bh = NULL; struct inode *inode = page->mapping->host; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_dinode *di; mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to); diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h index e88c3f0b8fa9..f446a15eab88 100644 --- a/fs/ocfs2/aops.h +++ b/fs/ocfs2/aops.h @@ -25,7 +25,7 @@ int ocfs2_prepare_write_nolock(struct inode *inode, struct page *page, unsigned from, unsigned to); -struct ocfs2_journal_handle *ocfs2_start_walk_page_trans(struct inode *inode, +handle_t *ocfs2_start_walk_page_trans(struct inode *inode, struct page *page, unsigned from, unsigned to); diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c index 036c891c1e17..5efea44d780d 100644 --- a/fs/ocfs2/dir.c +++ b/fs/ocfs2/dir.c @@ -340,7 +340,7 @@ int ocfs2_empty_dir(struct inode *inode) /* returns a bh of the 1st new block in the allocation. */ int ocfs2_do_extend_dir(struct super_block *sb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *dir, struct buffer_head *parent_fe_bh, struct ocfs2_alloc_context *data_ac, @@ -398,7 +398,7 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb, struct ocfs2_dinode *fe = (struct ocfs2_dinode *) parent_fe_bh->b_data; struct ocfs2_alloc_context *data_ac = NULL; struct ocfs2_alloc_context *meta_ac = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct buffer_head *new_bh = NULL; struct ocfs2_dir_entry * de; struct super_block *sb = osb->sb; diff --git a/fs/ocfs2/dir.h b/fs/ocfs2/dir.h index 5f614ec9649c..3f67e146864a 100644 --- a/fs/ocfs2/dir.h +++ b/fs/ocfs2/dir.h @@ -45,7 +45,7 @@ int ocfs2_prepare_dir_for_insert(struct ocfs2_super *osb, struct buffer_head **ret_de_bh); struct ocfs2_alloc_context; int ocfs2_do_extend_dir(struct super_block *sb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *dir, struct buffer_head *parent_fe_bh, struct ocfs2_alloc_context *data_ac, diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 100754de16b8..fe6b795b1a45 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -134,7 +134,7 @@ bail: return (err < 0) ? -EIO : 0; } -int ocfs2_set_inode_size(struct ocfs2_journal_handle *handle, +int ocfs2_set_inode_size(handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 new_i_size) @@ -163,7 +163,7 @@ static int ocfs2_simple_size_update(struct inode *inode, { int ret; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS); if (handle == NULL) { @@ -188,7 +188,7 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb, u64 new_i_size) { int status; - struct ocfs2_journal_handle *handle; + handle_t *handle; mlog_entry_void(); @@ -327,7 +327,7 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb, struct inode *inode, u32 clusters_to_add, struct buffer_head *fe_bh, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *data_ac, struct ocfs2_alloc_context *meta_ac, enum ocfs2_alloc_restarted *reason_ret) @@ -432,7 +432,7 @@ static int ocfs2_extend_allocation(struct inode *inode, u32 prev_clusters; struct buffer_head *bh = NULL; struct ocfs2_dinode *fe = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_alloc_context *data_ac = NULL; struct ocfs2_alloc_context *meta_ac = NULL; enum ocfs2_alloc_restarted why; @@ -552,7 +552,7 @@ restarted_transaction: credits = ocfs2_calc_extend_credits(osb->sb, fe, clusters_to_add); - status = ocfs2_extend_trans(handle->k_handle, credits); + status = ocfs2_extend_trans(handle, credits); if (status < 0) { /* handle still has to be committed at * this point. */ @@ -610,7 +610,7 @@ static int ocfs2_write_zero_page(struct inode *inode, struct page *page; unsigned long index; unsigned int offset; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; int ret; offset = (size & (PAGE_CACHE_SIZE-1)); /* Within page */ @@ -775,7 +775,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr) struct super_block *sb = inode->i_sb; struct ocfs2_super *osb = OCFS2_SB(sb); struct buffer_head *bh = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; mlog_entry("(0x%p, '%.*s')\n", dentry, dentry->d_name.len, dentry->d_name.name); @@ -897,7 +897,7 @@ static int ocfs2_write_remove_suid(struct inode *inode) int ret; struct buffer_head *bh = NULL; struct ocfs2_inode_info *oi = OCFS2_I(inode); - struct ocfs2_journal_handle *handle; + handle_t *handle; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_dinode *di; diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h index 740c9e7ca599..84f8b974dcad 100644 --- a/fs/ocfs2/file.h +++ b/fs/ocfs2/file.h @@ -41,7 +41,7 @@ int ocfs2_do_extend_allocation(struct ocfs2_super *osb, struct inode *inode, u32 clusters_to_add, struct buffer_head *fe_bh, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *data_ac, struct ocfs2_alloc_context *meta_ac, enum ocfs2_alloc_restarted *reason); @@ -49,7 +49,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr); int ocfs2_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat); -int ocfs2_set_inode_size(struct ocfs2_journal_handle *handle, +int ocfs2_set_inode_size(handle_t *handle, struct inode *inode, struct buffer_head *fe_bh, u64 new_i_size); diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c index ac78877ba14d..ad4d4a1df77b 100644 --- a/fs/ocfs2/inode.c +++ b/fs/ocfs2/inode.c @@ -512,7 +512,7 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb, struct buffer_head *fe_bh) { int status = 0; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_truncate_context *tc = NULL; struct ocfs2_dinode *fe; @@ -568,7 +568,7 @@ static int ocfs2_remove_inode(struct inode *inode, int status; struct inode *inode_alloc_inode = NULL; struct buffer_head *inode_alloc_bh = NULL; - struct ocfs2_journal_handle *handle; + handle_t *handle; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); struct ocfs2_dinode *di = (struct ocfs2_dinode *) di_bh->b_data; @@ -1198,7 +1198,7 @@ bail: * struct inode. * Only takes ip_lock. */ -int ocfs2_mark_inode_dirty(struct ocfs2_journal_handle *handle, +int ocfs2_mark_inode_dirty(handle_t *handle, struct inode *inode, struct buffer_head *bh) { diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h index 9b7354545cb4..46a378fbc40b 100644 --- a/fs/ocfs2/inode.h +++ b/fs/ocfs2/inode.h @@ -136,7 +136,7 @@ ssize_t ocfs2_rw_direct(int rw, struct file *filp, char *buf, void ocfs2_sync_blockdev(struct super_block *sb); void ocfs2_refresh_inode(struct inode *inode, struct ocfs2_dinode *fe); -int ocfs2_mark_inode_dirty(struct ocfs2_journal_handle *handle, +int ocfs2_mark_inode_dirty(handle_t *handle, struct inode *inode, struct buffer_head *bh); int ocfs2_aio_read(struct file *file, struct kiocb *req, struct iocb *iocb); diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c index 752735842b1d..4768be5f3086 100644 --- a/fs/ocfs2/ioctl.c +++ b/fs/ocfs2/ioctl.c @@ -43,7 +43,7 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags, { struct ocfs2_inode_info *ocfs2_inode = OCFS2_I(inode); struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct buffer_head *bh = NULL; unsigned oldflags; int status; diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c index 6d9658b0c5db..c0ad7cb59521 100644 --- a/fs/ocfs2/journal.c +++ b/fs/ocfs2/journal.c @@ -110,30 +110,13 @@ finally: return status; } -static struct ocfs2_journal_handle *ocfs2_alloc_handle(struct ocfs2_super *osb) -{ - struct ocfs2_journal_handle *retval = NULL; - - retval = kcalloc(1, sizeof(*retval), GFP_NOFS); - if (!retval) { - mlog(ML_ERROR, "Failed to allocate memory for journal " - "handle!\n"); - return NULL; - } - retval->k_handle = NULL; - - return retval; -} - /* pass it NULL and it will allocate a new handle object for you. If * you pass it a handle however, it may still return error, in which * case it has free'd the passed handle for you. */ -struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb, - int max_buffs) +handle_t *ocfs2_start_trans(struct ocfs2_super *osb, int max_buffs) { - int ret; journal_t *journal = osb->journal->j_journal; - struct ocfs2_journal_handle *handle; + handle_t *handle; BUG_ON(!osb || !osb->journal->j_journal); @@ -149,77 +132,39 @@ struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb, BUG(); } - handle = ocfs2_alloc_handle(osb); - if (!handle) { - ret = -ENOMEM; - mlog_errno(ret); - return ERR_PTR(ret); - } - down_read(&osb->journal->j_trans_barrier); - /* actually start the transaction now */ - handle->k_handle = journal_start(journal, max_buffs); - if (IS_ERR(handle->k_handle)) { + handle = journal_start(journal, max_buffs); + if (IS_ERR(handle)) { up_read(&osb->journal->j_trans_barrier); - kfree(handle); - ret = PTR_ERR(handle->k_handle); - handle->k_handle = NULL; - mlog_errno(ret); + mlog_errno(PTR_ERR(handle)); if (is_journal_aborted(journal)) { ocfs2_abort(osb->sb, "Detected aborted journal"); - ret = -EROFS; + handle = ERR_PTR(-EROFS); } - return ERR_PTR(ret); - } - - atomic_inc(&(osb->journal->j_num_trans)); + } else + atomic_inc(&(osb->journal->j_num_trans)); return handle; } -void ocfs2_commit_trans(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle) +int ocfs2_commit_trans(struct ocfs2_super *osb, + handle_t *handle) { - handle_t *jbd_handle; - int retval; + int ret; struct ocfs2_journal *journal = osb->journal; - mlog_entry_void(); - BUG_ON(!handle); - if (!handle->k_handle) { - kfree(handle); - mlog_exit_void(); - return; - } - - /* ocfs2_extend_trans may have had to call journal_restart - * which will always commit the transaction, but may return - * error for any number of reasons. If this is the case, we - * clear k_handle as it's not valid any more. */ - if (handle->k_handle) { - jbd_handle = handle->k_handle; - - /* actually stop the transaction. if we've set h_sync, - * it'll have been committed when we return */ - retval = journal_stop(jbd_handle); - if (retval < 0) { - mlog_errno(retval); - mlog(ML_ERROR, "Could not commit transaction\n"); - BUG(); - } - - handle->k_handle = NULL; /* it's been free'd in journal_stop */ - } + ret = journal_stop(handle); + if (ret < 0) + mlog_errno(ret); up_read(&journal->j_trans_barrier); - kfree(handle); - mlog_exit_void(); + return ret; } /* @@ -268,7 +213,7 @@ bail: return status; } -int ocfs2_journal_access(struct ocfs2_journal_handle *handle, +int ocfs2_journal_access(handle_t *handle, struct inode *inode, struct buffer_head *bh, int type) @@ -306,11 +251,11 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle, switch (type) { case OCFS2_JOURNAL_ACCESS_CREATE: case OCFS2_JOURNAL_ACCESS_WRITE: - status = journal_get_write_access(handle->k_handle, bh); + status = journal_get_write_access(handle, bh); break; case OCFS2_JOURNAL_ACCESS_UNDO: - status = journal_get_undo_access(handle->k_handle, bh); + status = journal_get_undo_access(handle, bh); break; default: @@ -327,7 +272,7 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle, return status; } -int ocfs2_journal_dirty(struct ocfs2_journal_handle *handle, +int ocfs2_journal_dirty(handle_t *handle, struct buffer_head *bh) { int status; @@ -335,7 +280,7 @@ int ocfs2_journal_dirty(struct ocfs2_journal_handle *handle, mlog_entry("(bh->b_blocknr=%llu)\n", (unsigned long long)bh->b_blocknr); - status = journal_dirty_metadata(handle->k_handle, bh); + status = journal_dirty_metadata(handle, bh); if (status < 0) mlog(ML_ERROR, "Could not dirty metadata buffer. " "(bh->b_blocknr=%llu)\n", diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h index 3c0d15c5e49c..d86cb960b7ec 100644 --- a/fs/ocfs2/journal.h +++ b/fs/ocfs2/journal.h @@ -37,7 +37,6 @@ enum ocfs2_journal_state { struct ocfs2_super; struct ocfs2_dinode; -struct ocfs2_journal_handle; struct ocfs2_journal { enum ocfs2_journal_state j_state; /* Journals current state */ @@ -133,10 +132,6 @@ static inline void ocfs2_inode_set_new(struct ocfs2_super *osb, spin_unlock(&trans_inc_lock); } -struct ocfs2_journal_handle { - handle_t *k_handle; /* kernel handle. */ -}; - /* Exported only for the journal struct init code in super.c. Do not call. */ void ocfs2_complete_recovery(void *data); @@ -200,7 +195,11 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode) * ocfs2_start_trans - Begin a transaction. Give it an upper estimate of * the number of blocks that will be changed during * this handle. - * ocfs2_commit_trans - Complete a handle. + * ocfs2_commit_trans - Complete a handle. It might return -EIO if + * the journal was aborted. The majority of paths don't + * check the return value as an error there comes too + * late to do anything (and will be picked up in a + * later transaction). * ocfs2_extend_trans - Extend a handle by nblocks credits. This may * commit the handle to disk in the process, but will * not release any locks taken during the transaction. @@ -215,10 +214,10 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode) /* You must always start_trans with a number of buffs > 0, but it's * perfectly legal to go through an entire transaction without having * dirtied any buffers. */ -struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb, +handle_t *ocfs2_start_trans(struct ocfs2_super *osb, int max_buffs); -void ocfs2_commit_trans(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle); +int ocfs2_commit_trans(struct ocfs2_super *osb, + handle_t *handle); int ocfs2_extend_trans(handle_t *handle, int nblocks); /* @@ -236,7 +235,7 @@ int ocfs2_extend_trans(handle_t *handle, int nblocks); #define OCFS2_JOURNAL_ACCESS_WRITE 1 #define OCFS2_JOURNAL_ACCESS_UNDO 2 -int ocfs2_journal_access(struct ocfs2_journal_handle *handle, +int ocfs2_journal_access(handle_t *handle, struct inode *inode, struct buffer_head *bh, int type); @@ -259,7 +258,7 @@ int ocfs2_journal_access(struct ocfs2_journal_handle *handle, * <modify the bh> * ocfs2_journal_dirty(handle, bh); */ -int ocfs2_journal_dirty(struct ocfs2_journal_handle *handle, +int ocfs2_journal_dirty(handle_t *handle, struct buffer_head *bh); int ocfs2_journal_dirty_data(handle_t *handle, struct buffer_head *bh); diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index 2ae567a7042b..698d79a74ef8 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -58,7 +58,7 @@ static int ocfs2_local_alloc_find_clear_bits(struct ocfs2_super *osb, static void ocfs2_clear_local_alloc(struct ocfs2_dinode *alloc); static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_dinode *alloc, struct inode *main_bm_inode, struct buffer_head *main_bm_bh); @@ -69,7 +69,7 @@ static int ocfs2_local_alloc_reserve_for_window(struct ocfs2_super *osb, struct buffer_head **bitmap_bh); static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac); static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb, @@ -195,7 +195,7 @@ bail: void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb) { int status; - struct ocfs2_journal_handle *handle; + handle_t *handle; struct inode *local_alloc_inode = NULL; struct buffer_head *bh = NULL; struct buffer_head *main_bm_bh = NULL; @@ -382,7 +382,7 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb, struct ocfs2_dinode *alloc) { int status; - struct ocfs2_journal_handle *handle; + handle_t *handle; struct buffer_head *main_bm_bh = NULL; struct inode *main_bm_inode; @@ -414,7 +414,7 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb, } /* we want the bitmap change to be recorded on disk asap */ - handle->k_handle->h_sync = 1; + handle->h_sync = 1; status = ocfs2_sync_local_to_main(osb, handle, alloc, main_bm_inode, main_bm_bh); @@ -521,7 +521,7 @@ bail: } int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 min_bits, u32 *bit_off, @@ -699,7 +699,7 @@ static void ocfs2_verify_zero_bits(unsigned long *bitmap, * passed is used for caching. */ static int ocfs2_sync_local_to_main(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_dinode *alloc, struct inode *main_bm_inode, struct buffer_head *main_bm_bh) @@ -811,7 +811,7 @@ bail: * pass it the bitmap lock in lock_bh if you have it. */ static int ocfs2_local_alloc_new_window(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac) { int status = 0; @@ -878,7 +878,7 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb, int status = 0; struct buffer_head *main_bm_bh = NULL; struct inode *main_bm_inode = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_dinode *alloc; struct ocfs2_dinode *alloc_copy = NULL; struct ocfs2_alloc_context *ac = NULL; diff --git a/fs/ocfs2/localalloc.h b/fs/ocfs2/localalloc.h index 4bd624ce380a..385a10152f9c 100644 --- a/fs/ocfs2/localalloc.h +++ b/fs/ocfs2/localalloc.h @@ -46,7 +46,7 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, struct ocfs2_alloc_context *ac); int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 min_bits, u32 *bit_off, diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index d63ab7be89a5..583bffe98091 100644 --- a/fs/ocfs2/namei.c +++ b/fs/ocfs2/namei.c @@ -75,12 +75,12 @@ static int inline ocfs2_search_dirblock(struct buffer_head *bh, unsigned long offset, struct ocfs2_dir_entry **res_dir); -static int ocfs2_delete_entry(struct ocfs2_journal_handle *handle, +static int ocfs2_delete_entry(handle_t *handle, struct inode *dir, struct ocfs2_dir_entry *de_del, struct buffer_head *bh); -static int __ocfs2_add_entry(struct ocfs2_journal_handle *handle, +static int __ocfs2_add_entry(handle_t *handle, struct inode *dir, const char *name, int namelen, struct inode *inode, u64 blkno, @@ -93,12 +93,12 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb, dev_t dev, struct buffer_head **new_fe_bh, struct buffer_head *parent_fe_bh, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode **ret_inode, struct ocfs2_alloc_context *inode_ac); static int ocfs2_fill_new_dir(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *parent, struct inode *inode, struct buffer_head *fe_bh, @@ -111,7 +111,7 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb, struct buffer_head **de_bh); static int ocfs2_orphan_add(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct ocfs2_dinode *fe, char *name, @@ -119,11 +119,11 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb, struct inode *orphan_dir_inode); static int ocfs2_create_symlink_data(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, const char *symname); -static inline int ocfs2_add_entry(struct ocfs2_journal_handle *handle, +static inline int ocfs2_add_entry(handle_t *handle, struct dentry *dentry, struct inode *inode, u64 blkno, struct buffer_head *parent_fe_bh, @@ -236,7 +236,7 @@ bail: } static int ocfs2_fill_new_dir(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *parent, struct inode *inode, struct buffer_head *fe_bh, @@ -311,7 +311,7 @@ static int ocfs2_mknod(struct inode *dir, { int status = 0; struct buffer_head *parent_fe_bh = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_super *osb; struct ocfs2_dinode *dirfe; struct buffer_head *new_fe_bh = NULL; @@ -476,7 +476,7 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb, dev_t dev, struct buffer_head **new_fe_bh, struct buffer_head *parent_fe_bh, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode **ret_inode, struct ocfs2_alloc_context *inode_ac) { @@ -642,7 +642,7 @@ static int ocfs2_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry) { - struct ocfs2_journal_handle *handle; + handle_t *handle; struct inode *inode = old_dentry->d_inode; int err; struct buffer_head *fe_bh = NULL; @@ -807,7 +807,7 @@ static int ocfs2_unlink(struct inode *dir, struct ocfs2_dinode *fe = NULL; struct buffer_head *fe_bh = NULL; struct buffer_head *parent_node_bh = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_dir_entry *dirent = NULL; struct buffer_head *dirent_bh = NULL; char orphan_name[OCFS2_ORPHAN_NAMELEN + 1]; @@ -1069,7 +1069,7 @@ static int ocfs2_rename(struct inode *old_dir, struct buffer_head *insert_entry_bh = NULL; struct ocfs2_super *osb = NULL; u64 newfe_blkno; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct buffer_head *old_dir_bh = NULL; struct buffer_head *new_dir_bh = NULL; struct ocfs2_dir_entry *old_de = NULL, *new_de = NULL; // dirent for old_dentry @@ -1478,7 +1478,7 @@ bail: * data, including the null terminator. */ static int ocfs2_create_symlink_data(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, const char *symname) { @@ -1593,7 +1593,7 @@ static int ocfs2_symlink(struct inode *dir, struct buffer_head *parent_fe_bh = NULL; struct ocfs2_dinode *fe = NULL; struct ocfs2_dinode *dirfe; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; struct ocfs2_alloc_context *inode_ac = NULL; struct ocfs2_alloc_context *data_ac = NULL; @@ -1784,7 +1784,7 @@ int ocfs2_check_dir_entry(struct inode * dir, * If you pass me insert_bh, I'll skip the search of the other dir * blocks and put the record in there. */ -static int __ocfs2_add_entry(struct ocfs2_journal_handle *handle, +static int __ocfs2_add_entry(handle_t *handle, struct inode *dir, const char *name, int namelen, struct inode *inode, u64 blkno, @@ -1870,7 +1870,7 @@ bail: * ocfs2_delete_entry deletes a directory entry by merging it with the * previous entry */ -static int ocfs2_delete_entry(struct ocfs2_journal_handle *handle, +static int ocfs2_delete_entry(handle_t *handle, struct inode *dir, struct ocfs2_dir_entry *de_del, struct buffer_head *bh) @@ -2159,7 +2159,7 @@ leave: } static int ocfs2_orphan_add(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *inode, struct ocfs2_dinode *fe, char *name, @@ -2232,7 +2232,7 @@ leave: /* unlike orphan_add, we expect the orphan dir to already be locked here. */ int ocfs2_orphan_del(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *orphan_dir_inode, struct inode *inode, struct buffer_head *orphan_dir_bh) diff --git a/fs/ocfs2/namei.h b/fs/ocfs2/namei.h index deaaa97dbf0b..8425944fcccd 100644 --- a/fs/ocfs2/namei.h +++ b/fs/ocfs2/namei.h @@ -39,7 +39,7 @@ struct buffer_head *ocfs2_find_entry(const char *name, struct inode *dir, struct ocfs2_dir_entry **res_dir); int ocfs2_orphan_del(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct inode *orphan_dir_inode, struct inode *inode, struct buffer_head *orphan_dir_bh); diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h index 0462a7f4e21b..553e7021b6a7 100644 --- a/fs/ocfs2/ocfs2.h +++ b/fs/ocfs2/ocfs2.h @@ -34,6 +34,7 @@ #include <linux/workqueue.h> #include <linux/kref.h> #include <linux/mutex.h> +#include <linux/jbd.h> #include "cluster/nodemanager.h" #include "cluster/heartbeat.h" @@ -181,7 +182,6 @@ enum ocfs2_mount_options #define OCFS2_OSB_ERROR_FS 0x0004 struct ocfs2_journal; -struct ocfs2_journal_handle; struct ocfs2_super { struct task_struct *commit_task; diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index 186d2c3d524d..000d71cca6c5 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -49,7 +49,7 @@ static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg); static inline void ocfs2_debug_suballoc_inode(struct ocfs2_dinode *fe); static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl); -static int ocfs2_block_group_fill(struct ocfs2_journal_handle *handle, +static int ocfs2_block_group_fill(handle_t *handle, struct inode *alloc_inode, struct buffer_head *bg_bh, u64 group_blkno, @@ -69,7 +69,7 @@ static int ocfs2_block_group_search(struct inode *inode, u16 *bit_off, u16 *bits_found); static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb, struct ocfs2_alloc_context *ac, - struct ocfs2_journal_handle *handle, + handle_t *handle, u32 bits_wanted, u32 min_bits, u16 *bit_off, @@ -77,20 +77,20 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb, u64 *bg_blkno); static int ocfs2_test_bg_bit_allocatable(struct buffer_head *bg_bh, int nr); -static inline int ocfs2_block_group_set_bits(struct ocfs2_journal_handle *handle, +static inline int ocfs2_block_group_set_bits(handle_t *handle, struct inode *alloc_inode, struct ocfs2_group_desc *bg, struct buffer_head *group_bh, unsigned int bit_off, unsigned int num_bits); -static inline int ocfs2_block_group_clear_bits(struct ocfs2_journal_handle *handle, +static inline int ocfs2_block_group_clear_bits(handle_t *handle, struct inode *alloc_inode, struct ocfs2_group_desc *bg, struct buffer_head *group_bh, unsigned int bit_off, unsigned int num_bits); -static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle, +static int ocfs2_relink_block_group(handle_t *handle, struct inode *alloc_inode, struct buffer_head *fe_bh, struct buffer_head *bg_bh, @@ -98,7 +98,7 @@ static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle, u16 chain); static inline int ocfs2_block_group_reasonably_empty(struct ocfs2_group_desc *bg, u32 wanted); -static int ocfs2_free_suballoc_bits(struct ocfs2_journal_handle *handle, +static int ocfs2_free_suballoc_bits(handle_t *handle, struct inode *alloc_inode, struct buffer_head *alloc_bh, unsigned int start_bit, @@ -196,7 +196,7 @@ static int ocfs2_check_group_descriptor(struct super_block *sb, return 0; } -static int ocfs2_block_group_fill(struct ocfs2_journal_handle *handle, +static int ocfs2_block_group_fill(handle_t *handle, struct inode *alloc_inode, struct buffer_head *bg_bh, u64 group_blkno, @@ -279,7 +279,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb, struct ocfs2_dinode *fe = (struct ocfs2_dinode *) bh->b_data; struct ocfs2_chain_list *cl; struct ocfs2_alloc_context *ac = NULL; - struct ocfs2_journal_handle *handle = NULL; + handle_t *handle = NULL; u32 bit_off, num_bits; u16 alloc_rec; u64 bg_blkno; @@ -747,7 +747,7 @@ static int ocfs2_block_group_find_clear_bits(struct ocfs2_super *osb, return status; } -static inline int ocfs2_block_group_set_bits(struct ocfs2_journal_handle *handle, +static inline int ocfs2_block_group_set_bits(handle_t *handle, struct inode *alloc_inode, struct ocfs2_group_desc *bg, struct buffer_head *group_bh, @@ -818,7 +818,7 @@ static inline u16 ocfs2_find_victim_chain(struct ocfs2_chain_list *cl) return best; } -static int ocfs2_relink_block_group(struct ocfs2_journal_handle *handle, +static int ocfs2_relink_block_group(handle_t *handle, struct inode *alloc_inode, struct buffer_head *fe_bh, struct buffer_head *bg_bh, @@ -998,7 +998,7 @@ static int ocfs2_block_group_search(struct inode *inode, } static int ocfs2_alloc_dinode_update_counts(struct inode *inode, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct buffer_head *di_bh, u32 num_bits, u16 chain) @@ -1028,7 +1028,7 @@ out: } static int ocfs2_search_one_group(struct ocfs2_alloc_context *ac, - struct ocfs2_journal_handle *handle, + handle_t *handle, u32 bits_wanted, u32 min_bits, u16 *bit_off, @@ -1088,7 +1088,7 @@ out: } static int ocfs2_search_chain(struct ocfs2_alloc_context *ac, - struct ocfs2_journal_handle *handle, + handle_t *handle, u32 bits_wanted, u32 min_bits, u16 *bit_off, @@ -1245,7 +1245,7 @@ bail: /* will give out up to bits_wanted contiguous bits. */ static int ocfs2_claim_suballoc_bits(struct ocfs2_super *osb, struct ocfs2_alloc_context *ac, - struct ocfs2_journal_handle *handle, + handle_t *handle, u32 bits_wanted, u32 min_bits, u16 *bit_off, @@ -1362,7 +1362,7 @@ bail: } int ocfs2_claim_metadata(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 bits_wanted, u16 *suballoc_bit_start, @@ -1399,7 +1399,7 @@ bail: } int ocfs2_claim_new_inode(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u16 *suballoc_bit, u64 *fe_blkno) @@ -1502,7 +1502,7 @@ static inline void ocfs2_block_to_cluster_group(struct inode *inode, * of any size. */ int ocfs2_claim_clusters(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 min_clusters, u32 *cluster_start, @@ -1572,7 +1572,7 @@ bail: return status; } -static inline int ocfs2_block_group_clear_bits(struct ocfs2_journal_handle *handle, +static inline int ocfs2_block_group_clear_bits(handle_t *handle, struct inode *alloc_inode, struct ocfs2_group_desc *bg, struct buffer_head *group_bh, @@ -1627,7 +1627,7 @@ bail: /* * expects the suballoc inode to already be locked. */ -static int ocfs2_free_suballoc_bits(struct ocfs2_journal_handle *handle, +static int ocfs2_free_suballoc_bits(handle_t *handle, struct inode *alloc_inode, struct buffer_head *alloc_bh, unsigned int start_bit, @@ -1711,7 +1711,7 @@ static inline u64 ocfs2_which_suballoc_group(u64 block, unsigned int bit) return group; } -int ocfs2_free_dinode(struct ocfs2_journal_handle *handle, +int ocfs2_free_dinode(handle_t *handle, struct inode *inode_alloc_inode, struct buffer_head *inode_alloc_bh, struct ocfs2_dinode *di) @@ -1724,7 +1724,7 @@ int ocfs2_free_dinode(struct ocfs2_journal_handle *handle, inode_alloc_bh, bit, bg_blkno, 1); } -int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle, +int ocfs2_free_extent_block(handle_t *handle, struct inode *eb_alloc_inode, struct buffer_head *eb_alloc_bh, struct ocfs2_extent_block *eb) @@ -1737,7 +1737,7 @@ int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle, bit, bg_blkno, 1); } -int ocfs2_free_clusters(struct ocfs2_journal_handle *handle, +int ocfs2_free_clusters(handle_t *handle, struct inode *bitmap_inode, struct buffer_head *bitmap_bh, u64 start_blk, diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h index e7c4b277c8d6..1a3c94cb9250 100644 --- a/fs/ocfs2/suballoc.h +++ b/fs/ocfs2/suballoc.h @@ -68,33 +68,33 @@ int ocfs2_reserve_clusters(struct ocfs2_super *osb, struct ocfs2_alloc_context **ac); int ocfs2_claim_metadata(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 bits_wanted, u16 *suballoc_bit_start, u32 *num_bits, u64 *blkno_start); int ocfs2_claim_new_inode(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u16 *suballoc_bit, u64 *fe_blkno); int ocfs2_claim_clusters(struct ocfs2_super *osb, - struct ocfs2_journal_handle *handle, + handle_t *handle, struct ocfs2_alloc_context *ac, u32 min_clusters, u32 *cluster_start, u32 *num_clusters); -int ocfs2_free_dinode(struct ocfs2_journal_handle *handle, +int ocfs2_free_dinode(handle_t *handle, struct inode *inode_alloc_inode, struct buffer_head *inode_alloc_bh, struct ocfs2_dinode *di); -int ocfs2_free_extent_block(struct ocfs2_journal_handle *handle, +int ocfs2_free_extent_block(handle_t *handle, struct inode *eb_alloc_inode, struct buffer_head *eb_alloc_bh, struct ocfs2_extent_block *eb); -int ocfs2_free_clusters(struct ocfs2_journal_handle *handle, +int ocfs2_free_clusters(handle_t *handle, struct inode *bitmap_inode, struct buffer_head *bitmap_bh, u64 start_blk, |