From: Guozhonghua <guozhonghua@xxxxxxx> Subject: ocfs2: remove unused ocfs2_calc_tree_trunc_credits() ocfs2_calc_tree_trunc_credits() is not called anywhere. Link: http://lkml.kernel.org/r/71604351584F6A4EBAE558C676F37CA4014FC2050F@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Signed-off-by: guozhonghua <guozhonghua@xxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Mark Fasheh <mark@xxxxxxxxxx> Cc: Joel Becker <jlbec@xxxxxxxxxxxx> Cc: Junxiao Bi <junxiao.bi@xxxxxxxxxx> Cc: Joseph Qi <jiangqi903@xxxxxxxxx> Cc: Changwei Ge <gechangwei@xxxxxxx> Cc: Gang He <ghe@xxxxxxxx> Cc: Jun Piao <piaojun@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/ocfs2/journal.h | 28 ---------------------------- 1 file changed, 28 deletions(-) --- a/fs/ocfs2/journal.h~ocfs2-the-function-ocfs2_calc_tree_trunc_credits-is-not-used-anymore-so-as-to-be-removed +++ a/fs/ocfs2/journal.h @@ -575,34 +575,6 @@ static inline int ocfs2_calc_bg_disconti return ocfs2_extent_recs_per_gd(sb); } -static inline int ocfs2_calc_tree_trunc_credits(struct super_block *sb, - unsigned int clusters_to_del, - struct ocfs2_dinode *fe, - struct ocfs2_extent_list *last_el) -{ - /* for dinode + all headers in this pass + update to next leaf */ - u16 next_free = le16_to_cpu(last_el->l_next_free_rec); - u16 tree_depth = le16_to_cpu(fe->id2.i_list.l_tree_depth); - int credits = 1 + tree_depth + 1; - int i; - - i = next_free - 1; - BUG_ON(i < 0); - - /* We may be deleting metadata blocks, so metadata alloc dinode + - one desc. block for each possible delete. */ - if (tree_depth && next_free == 1 && - ocfs2_rec_clusters(last_el, &last_el->l_recs[i]) == clusters_to_del) - credits += 1 + tree_depth; - - /* update to the truncate log. */ - credits += OCFS2_TRUNCATE_LOG_UPDATE; - - credits += ocfs2_quota_trans_credits(sb); - - return credits; -} - static inline int ocfs2_jbd2_inode_add_write(handle_t *handle, struct inode *inode, loff_t start_byte, loff_t length) { _
