diff options
| author | Tao Ma <tao.ma@oracle.com> | 2010-12-23 15:30:44 +0800 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2011-01-07 18:03:00 -0800 |
| commit | aecf58661961a553c254cf14536f70349127affb (patch) | |
| tree | 13817998b41e1871ba80c20f50a789004ab697a6 /fs/ocfs2/alloc.c | |
| parent | cc548166b2aadba7a566fb0a42884a9d2ff684b0 (diff) | |
ocfs2: Remove unused truncate function from alloc.c
Tristan Ye has done some refactoring against our truncate
process, so some functions like ocfs2_prepare_truncate and
ocfs2_free_truncate_context are no use and we'd better
remove them.
Signed-off-by: Tao Ma <tao.ma@oracle.com>
Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/alloc.c')
| -rw-r--r-- | fs/ocfs2/alloc.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 8ec418dd9e36..e4984e259cb6 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -565,7 +565,6 @@ static inline int ocfs2_et_sanity_check(struct ocfs2_extent_tree *et) return ret; } -static void ocfs2_free_truncate_context(struct ocfs2_truncate_context *tc); static int ocfs2_cache_extent_block_free(struct ocfs2_cached_dealloc_ctxt *ctxt, struct ocfs2_extent_block *eb); static void ocfs2_adjust_rightmost_records(handle_t *handle, @@ -7142,64 +7141,6 @@ bail: } /* - * Expects the inode to already be locked. - */ -int ocfs2_prepare_truncate(struct ocfs2_super *osb, - struct inode *inode, - struct buffer_head *fe_bh, - struct ocfs2_truncate_context **tc) -{ - int status; - unsigned int new_i_clusters; - struct ocfs2_dinode *fe; - struct ocfs2_extent_block *eb; - struct buffer_head *last_eb_bh = NULL; - - mlog_entry_void(); - - *tc = NULL; - - new_i_clusters = ocfs2_clusters_for_bytes(osb->sb, - i_size_read(inode)); - fe = (struct ocfs2_dinode *) fe_bh->b_data; - - mlog(0, "fe->i_clusters = %u, new_i_clusters = %u, fe->i_size =" - "%llu\n", le32_to_cpu(fe->i_clusters), new_i_clusters, - (unsigned long long)le64_to_cpu(fe->i_size)); - - *tc = kzalloc(sizeof(struct ocfs2_truncate_context), GFP_KERNEL); - if (!(*tc)) { - status = -ENOMEM; - mlog_errno(status); - goto bail; - } - ocfs2_init_dealloc_ctxt(&(*tc)->tc_dealloc); - - if (fe->id2.i_list.l_tree_depth) { - status = ocfs2_read_extent_block(INODE_CACHE(inode), - le64_to_cpu(fe->i_last_eb_blk), - &last_eb_bh); - if (status < 0) { - mlog_errno(status); - goto bail; - } - eb = (struct ocfs2_extent_block *) last_eb_bh->b_data; - } - - (*tc)->tc_last_eb_bh = last_eb_bh; - - status = 0; -bail: - if (status < 0) { - if (*tc) - ocfs2_free_truncate_context(*tc); - *tc = NULL; - } - mlog_exit_void(); - return status; -} - -/* * 'start' is inclusive, 'end' is not. */ int ocfs2_truncate_inline(struct inode *inode, struct buffer_head *di_bh, @@ -7273,18 +7214,3 @@ out_commit: out: return ret; } - -static void ocfs2_free_truncate_context(struct ocfs2_truncate_context *tc) -{ - /* - * The caller is responsible for completing deallocation - * before freeing the context. - */ - if (tc->tc_dealloc.c_first_suballocator != NULL) - mlog(ML_NOTICE, - "Truncate completion has non-empty dealloc context\n"); - - brelse(tc->tc_last_eb_bh); - - kfree(tc); -} |