From: piaojun <piaojun@xxxxxxxxxx> Subject: ocfs2: use 'osb' instead of 'OCFS2_SB()' We could use 'osb' instead of 'OCFS2_SB()' to make code more elegant. Link: http://lkml.kernel.org/r/5A702111.7090907@xxxxxxxxxx Signed-off-by: Jun Piao <piaojun@xxxxxxxxxx> Reviewed-by: Yiwen Jiang <jiangyiwen@xxxxxxxxxx> 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 <ge.changwei@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/ocfs2/aops.c | 2 +- fs/ocfs2/dir.c | 2 +- fs/ocfs2/dlmglue.c | 21 ++++++++------------- fs/ocfs2/file.c | 2 +- fs/ocfs2/inode.c | 6 +++--- fs/ocfs2/refcounttree.c | 4 ++-- fs/ocfs2/suballoc.c | 4 ++-- fs/ocfs2/super.c | 4 ++-- fs/ocfs2/xattr.c | 2 +- 9 files changed, 21 insertions(+), 26 deletions(-) diff -puN fs/ocfs2/aops.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/aops.c --- a/fs/ocfs2/aops.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/aops.c @@ -2213,7 +2213,7 @@ static int ocfs2_dio_wr_get_block(struct down_write(&oi->ip_alloc_sem); if (first_get_block) { - if (ocfs2_sparse_alloc(OCFS2_SB(inode->i_sb))) + if (ocfs2_sparse_alloc(osb)) ret = ocfs2_zero_tail(inode, di_bh, pos); else ret = ocfs2_expand_nonsparse_inode(inode, di_bh, pos, diff -puN fs/ocfs2/dir.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/dir.c --- a/fs/ocfs2/dir.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/dir.c @@ -3072,7 +3072,7 @@ static int ocfs2_expand_inline_dir(struc * We need to return the correct block within the * cluster which should hold our entry. */ - off = ocfs2_dx_dir_hash_idx(OCFS2_SB(dir->i_sb), + off = ocfs2_dx_dir_hash_idx(osb, &lookup->dl_hinfo); get_bh(dx_leaves[off]); lookup->dl_dx_leaf_bh = dx_leaves[off]; diff -puN fs/ocfs2/dlmglue.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/dlmglue.c --- a/fs/ocfs2/dlmglue.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/dlmglue.c @@ -1756,8 +1756,7 @@ int ocfs2_rw_lock(struct inode *inode, i level = write ? DLM_LOCK_EX : DLM_LOCK_PR; - status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, level, 0, - 0); + status = ocfs2_cluster_lock(osb, lockres, level, 0, 0); if (status < 0) mlog_errno(status); @@ -1796,7 +1795,7 @@ void ocfs2_rw_unlock(struct inode *inode write ? "EXMODE" : "PRMODE"); if (!ocfs2_mount_local(osb)) - ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, level); + ocfs2_cluster_unlock(osb, lockres, level); } /* @@ -1816,8 +1815,7 @@ int ocfs2_open_lock(struct inode *inode) lockres = &OCFS2_I(inode)->ip_open_lockres; - status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, - DLM_LOCK_PR, 0, 0); + status = ocfs2_cluster_lock(osb, lockres, DLM_LOCK_PR, 0, 0); if (status < 0) mlog_errno(status); @@ -1854,8 +1852,7 @@ int ocfs2_try_open_lock(struct inode *in * other nodes and the -EAGAIN will indicate to the caller that * this inode is still in use. */ - status = ocfs2_cluster_lock(OCFS2_SB(inode->i_sb), lockres, - level, DLM_LKF_NOQUEUE, 0); + status = ocfs2_cluster_lock(osb, lockres, level, DLM_LKF_NOQUEUE, 0); out: return status; @@ -1876,11 +1873,9 @@ void ocfs2_open_unlock(struct inode *ino goto out; if(lockres->l_ro_holders) - ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, - DLM_LOCK_PR); + ocfs2_cluster_unlock(osb, lockres, DLM_LOCK_PR); if(lockres->l_ex_holders) - ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, - DLM_LOCK_EX); + ocfs2_cluster_unlock(osb, lockres, DLM_LOCK_EX); out: return; @@ -2601,9 +2596,9 @@ void ocfs2_inode_unlock(struct inode *in (unsigned long long)OCFS2_I(inode)->ip_blkno, ex ? "EXMODE" : "PRMODE"); - if (!ocfs2_is_hard_readonly(OCFS2_SB(inode->i_sb)) && + if (!ocfs2_is_hard_readonly(osb) && !ocfs2_mount_local(osb)) - ocfs2_cluster_unlock(OCFS2_SB(inode->i_sb), lockres, level); + ocfs2_cluster_unlock(osb, lockres, level); } /* diff -puN fs/ocfs2/file.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/file.c --- a/fs/ocfs2/file.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/file.c @@ -296,7 +296,7 @@ int ocfs2_update_inode_atime(struct inod ocfs2_journal_dirty(handle, bh); out_commit: - ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle); + ocfs2_commit_trans(osb, handle); out: return ret; } diff -puN fs/ocfs2/inode.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/inode.c --- a/fs/ocfs2/inode.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/inode.c @@ -1135,7 +1135,7 @@ static void ocfs2_clear_inode(struct ino trace_ocfs2_clear_inode((unsigned long long)oi->ip_blkno, inode->i_nlink); - mlog_bug_on_msg(OCFS2_SB(inode->i_sb) == NULL, + mlog_bug_on_msg(osb == NULL, "Inode=%lu\n", inode->i_ino); dquot_drop(inode); @@ -1150,7 +1150,7 @@ static void ocfs2_clear_inode(struct ino ocfs2_mark_lockres_freeing(osb, &oi->ip_inode_lockres); ocfs2_mark_lockres_freeing(osb, &oi->ip_open_lockres); - ocfs2_resv_discard(&OCFS2_SB(inode->i_sb)->osb_la_resmap, + ocfs2_resv_discard(&osb->osb_la_resmap, &oi->ip_la_data_resv); ocfs2_resv_init_once(&oi->ip_la_data_resv); @@ -1223,7 +1223,7 @@ static void ocfs2_clear_inode(struct ino * the journal is flushed before journal shutdown. Thus it is safe to * have inodes get cleaned up after journal shutdown. */ - jbd2_journal_release_jbd_inode(OCFS2_SB(inode->i_sb)->journal->j_journal, + jbd2_journal_release_jbd_inode(osb->journal->j_journal, &oi->ip_jinode); } diff -puN fs/ocfs2/refcounttree.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/refcounttree.c --- a/fs/ocfs2/refcounttree.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/refcounttree.c @@ -3359,7 +3359,7 @@ static int ocfs2_replace_cow(struct ocfs unsigned int ext_flags; struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); - if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb))) { + if (!ocfs2_refcount_tree(osb)) { return ocfs2_error(inode->i_sb, "Inode %lu want to use refcount tree, but the feature bit is not set in the super block\n", inode->i_ino); } @@ -3707,7 +3707,7 @@ int ocfs2_add_refcount_flag(struct inode trace_ocfs2_add_refcount_flag(ref_blocks, credits); if (ref_blocks) { - ret = ocfs2_reserve_new_metadata_blocks(OCFS2_SB(inode->i_sb), + ret = ocfs2_reserve_new_metadata_blocks(osb, ref_blocks, &meta_ac); if (ret) { mlog_errno(ret); diff -puN fs/ocfs2/suballoc.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/suballoc.c --- a/fs/ocfs2/suballoc.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/suballoc.c @@ -387,7 +387,7 @@ static int ocfs2_block_group_fill(handle memset(bg, 0, sb->s_blocksize); strcpy(bg->bg_signature, OCFS2_GROUP_DESC_SIGNATURE); - bg->bg_generation = cpu_to_le32(OCFS2_SB(sb)->fs_generation); + bg->bg_generation = cpu_to_le32(osb->fs_generation); bg->bg_size = cpu_to_le16(ocfs2_group_bitmap_size(sb, 1, osb->s_feature_incompat)); bg->bg_chain = cpu_to_le16(my_chain); @@ -1521,7 +1521,7 @@ static int ocfs2_cluster_group_search(st OCFS2_I(inode)->ip_clusters, max_bits); } - ret = ocfs2_block_group_find_clear_bits(OCFS2_SB(inode->i_sb), + ret = ocfs2_block_group_find_clear_bits(osb, group_bh, bits_wanted, max_bits, res); if (ret) diff -puN fs/ocfs2/super.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/super.c --- a/fs/ocfs2/super.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/super.c @@ -423,10 +423,10 @@ static int ocfs2_sync_fs(struct super_bl ocfs2_schedule_truncate_log_flush(osb, 0); } - if (jbd2_journal_start_commit(OCFS2_SB(sb)->journal->j_journal, + if (jbd2_journal_start_commit(osb->journal->j_journal, &target)) { if (wait) - jbd2_log_wait_commit(OCFS2_SB(sb)->journal->j_journal, + jbd2_log_wait_commit(osb->journal->j_journal, target); } return 0; diff -puN fs/ocfs2/xattr.c~ocfs2-use-osb-instead-of-ocfs2_sb fs/ocfs2/xattr.c --- a/fs/ocfs2/xattr.c~ocfs2-use-osb-instead-of-ocfs2_sb +++ a/fs/ocfs2/xattr.c @@ -3564,7 +3564,7 @@ int ocfs2_xattr_set(struct inode *inode, .not_found = -ENODATA, }; - if (!ocfs2_supports_xattr(OCFS2_SB(inode->i_sb))) + if (!ocfs2_supports_xattr(osb)) return -EOPNOTSUPP; /* _ -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html