From: Marcin Slusarz Date: Thu, 17 Apr 2008 14:38:59 +0000 (-0400) Subject: ext4: le*_add_cpu conversion X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e8546d0615542684ca02ba03edebec1a503beb6b;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git ext4: le*_add_cpu conversion replace all: little_endian_variable = cpu_to_leX(leX_to_cpu(little_endian_variable) + expression_in_cpu_byteorder); with: leX_add_cpu(&little_endian_variable, expression_in_cpu_byteorder); generated with semantic patch Signed-off-by: Marcin Slusarz Signed-off-by: "Theodore Ts'o" Cc: linux-ext4@vger.kernel.org Cc: sct@redhat.com Cc: Andrew Morton Cc: adilger@clusterfs.com Cc: Mingming Cao --- diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 0737e05ba3dd..5d348998ff38 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -752,9 +752,7 @@ do_more: jbd_unlock_bh_state(bitmap_bh); spin_lock(sb_bgl_lock(sbi, block_group)); - desc->bg_free_blocks_count = - cpu_to_le16(le16_to_cpu(desc->bg_free_blocks_count) + - group_freed); + le16_add_cpu(&desc->bg_free_blocks_count, group_freed); desc->bg_checksum = ext4_group_desc_csum(sbi, block_group, desc); spin_unlock(sb_bgl_lock(sbi, block_group)); percpu_counter_add(&sbi->s_freeblocks_counter, count); @@ -1823,8 +1821,7 @@ allocated: spin_lock(sb_bgl_lock(sbi, group_no)); if (gdp->bg_flags & cpu_to_le16(EXT4_BG_BLOCK_UNINIT)) gdp->bg_flags &= cpu_to_le16(~EXT4_BG_BLOCK_UNINIT); - gdp->bg_free_blocks_count = - cpu_to_le16(le16_to_cpu(gdp->bg_free_blocks_count)-num); + le16_add_cpu(&gdp->bg_free_blocks_count, -num); gdp->bg_checksum = ext4_group_desc_csum(sbi, group_no, gdp); spin_unlock(sb_bgl_lock(sbi, group_no)); percpu_counter_sub(&sbi->s_freeblocks_counter, num); diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index c7c42c9c7bf7..3d5a35f373d4 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -614,7 +614,7 @@ static int ext4_ext_insert_index(handle_t *handle, struct inode *inode, ix->ei_block = cpu_to_le32(logical); ext4_idx_store_pblock(ix, ptr); - curp->p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(curp->p_hdr->eh_entries)+1); + le16_add_cpu(&curp->p_hdr->eh_entries, 1); BUG_ON(le16_to_cpu(curp->p_hdr->eh_entries) > le16_to_cpu(curp->p_hdr->eh_max)); @@ -736,7 +736,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, } if (m) { memmove(ex, path[depth].p_ext-m, sizeof(struct ext4_extent)*m); - neh->eh_entries = cpu_to_le16(le16_to_cpu(neh->eh_entries)+m); + le16_add_cpu(&neh->eh_entries, m); } set_buffer_uptodate(bh); @@ -753,8 +753,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, err = ext4_ext_get_access(handle, inode, path + depth); if (err) goto cleanup; - path[depth].p_hdr->eh_entries = - cpu_to_le16(le16_to_cpu(path[depth].p_hdr->eh_entries)-m); + le16_add_cpu(&path[depth].p_hdr->eh_entries, -m); err = ext4_ext_dirty(handle, inode, path + depth); if (err) goto cleanup; @@ -817,8 +816,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, if (m) { memmove(++fidx, path[i].p_idx - m, sizeof(struct ext4_extent_idx) * m); - neh->eh_entries = - cpu_to_le16(le16_to_cpu(neh->eh_entries) + m); + le16_add_cpu(&neh->eh_entries, m); } set_buffer_uptodate(bh); unlock_buffer(bh); @@ -834,7 +832,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, err = ext4_ext_get_access(handle, inode, path + i); if (err) goto cleanup; - path[i].p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(path[i].p_hdr->eh_entries)-m); + le16_add_cpu(&path[i].p_hdr->eh_entries, -m); err = ext4_ext_dirty(handle, inode, path + i); if (err) goto cleanup; @@ -1369,7 +1367,7 @@ int ext4_ext_try_to_merge(struct inode *inode, * sizeof(struct ext4_extent); memmove(ex + 1, ex + 2, len); } - eh->eh_entries = cpu_to_le16(le16_to_cpu(eh->eh_entries) - 1); + le16_add_cpu(&eh->eh_entries, -1); merge_done = 1; WARN_ON(eh->eh_entries == 0); if (!eh->eh_entries) @@ -1560,7 +1558,7 @@ has_space: path[depth].p_ext = nearex; } - eh->eh_entries = cpu_to_le16(le16_to_cpu(eh->eh_entries)+1); + le16_add_cpu(&eh->eh_entries, 1); nearex = path[depth].p_ext; nearex->ee_block = newext->ee_block; ext4_ext_store_pblock(nearex, ext_pblock(newext)); @@ -1699,7 +1697,7 @@ static int ext4_ext_rm_idx(handle_t *handle, struct inode *inode, err = ext4_ext_get_access(handle, inode, path); if (err) return err; - path->p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(path->p_hdr->eh_entries)-1); + le16_add_cpu(&path->p_hdr->eh_entries, -1); err = ext4_ext_dirty(handle, inode, path); if (err) return err; @@ -1902,7 +1900,7 @@ ext4_ext_rm_leaf(handle_t *handle, struct inode *inode, if (num == 0) { /* this extent is removed; mark slot entirely unused */ ext4_ext_store_pblock(ex, 0); - eh->eh_entries = cpu_to_le16(le16_to_cpu(eh->eh_entries)-1); + le16_add_cpu(&eh->eh_entries, -1); } ex->ee_block = cpu_to_le32(block); diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index cb14646117f0..e8d24f24f282 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -223,11 +223,9 @@ void ext4_free_inode (handle_t *handle, struct inode * inode) if (gdp) { spin_lock(sb_bgl_lock(sbi, block_group)); - gdp->bg_free_inodes_count = cpu_to_le16( - le16_to_cpu(gdp->bg_free_inodes_count) + 1); + le16_add_cpu(&gdp->bg_free_inodes_count, 1); if (is_directory) - gdp->bg_used_dirs_count = cpu_to_le16( - le16_to_cpu(gdp->bg_used_dirs_count) - 1); + le16_add_cpu(&gdp->bg_used_dirs_count, -1); gdp->bg_checksum = ext4_group_desc_csum(sbi, block_group, gdp); spin_unlock(sb_bgl_lock(sbi, block_group)); @@ -664,11 +662,9 @@ got: cpu_to_le16(EXT4_INODES_PER_GROUP(sb) - ino); } - gdp->bg_free_inodes_count = - cpu_to_le16(le16_to_cpu(gdp->bg_free_inodes_count) - 1); + le16_add_cpu(&gdp->bg_free_inodes_count, -1); if (S_ISDIR(mode)) { - gdp->bg_used_dirs_count = - cpu_to_le16(le16_to_cpu(gdp->bg_used_dirs_count) + 1); + le16_add_cpu(&gdp->bg_used_dirs_count, 1); } gdp->bg_checksum = ext4_group_desc_csum(sbi, group, gdp); spin_unlock(sb_bgl_lock(sbi, group)); diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index aaaccf5986f9..4865d318d7e1 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -3099,9 +3099,7 @@ ext4_mb_mark_diskspace_used(struct ext4_allocation_context *ac, ac->ac_b_ex.fe_group, gdp)); } - gdp->bg_free_blocks_count = - cpu_to_le16(le16_to_cpu(gdp->bg_free_blocks_count) - - ac->ac_b_ex.fe_len); + le16_add_cpu(&gdp->bg_free_blocks_count, -ac->ac_b_ex.fe_len); gdp->bg_checksum = ext4_group_desc_csum(sbi, ac->ac_b_ex.fe_group, gdp); spin_unlock(sb_bgl_lock(sbi, ac->ac_b_ex.fe_group)); percpu_counter_sub(&sbi->s_freeblocks_counter, ac->ac_b_ex.fe_len); @@ -4593,8 +4591,7 @@ do_more: } spin_lock(sb_bgl_lock(sbi, block_group)); - gdp->bg_free_blocks_count = - cpu_to_le16(le16_to_cpu(gdp->bg_free_blocks_count) + count); + le16_add_cpu(&gdp->bg_free_blocks_count, count); gdp->bg_checksum = ext4_group_desc_csum(sbi, block_group, gdp); spin_unlock(sb_bgl_lock(sbi, block_group)); percpu_counter_add(&sbi->s_freeblocks_counter, count); diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index e29efa0f9d62..728e3efa84b5 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -502,8 +502,7 @@ static int add_new_gdb(handle_t *handle, struct inode *inode, EXT4_SB(sb)->s_gdb_count++; kfree(o_group_desc); - es->s_reserved_gdt_blocks = - cpu_to_le16(le16_to_cpu(es->s_reserved_gdt_blocks) - 1); + le16_add_cpu(&es->s_reserved_gdt_blocks, -1); ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh); return 0; @@ -877,8 +876,7 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input) */ ext4_blocks_count_set(es, ext4_blocks_count(es) + input->blocks_count); - es->s_inodes_count = cpu_to_le32(le32_to_cpu(es->s_inodes_count) + - EXT4_INODES_PER_GROUP(sb)); + le32_add_cpu(&es->s_inodes_count, EXT4_INODES_PER_GROUP(sb)); /* * We need to protect s_groups_count against other CPUs seeing diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 9d2d9a7fdea1..9c0a3448ec6b 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1392,7 +1392,7 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es, #endif if (!(__s16) le16_to_cpu(es->s_max_mnt_count)) es->s_max_mnt_count = cpu_to_le16(EXT4_DFL_MAX_MNT_COUNT); - es->s_mnt_count=cpu_to_le16(le16_to_cpu(es->s_mnt_count) + 1); + le16_add_cpu(&es->s_mnt_count, 1); es->s_mtime = cpu_to_le32(get_seconds()); ext4_update_dynamic_rev(sb); EXT4_SET_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index e9054c1c7d93..726716b618d8 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -484,8 +484,7 @@ ext4_xattr_release_block(handle_t *handle, struct inode *inode, get_bh(bh); ext4_forget(handle, 1, inode, bh, bh->b_blocknr); } else { - BHDR(bh)->h_refcount = cpu_to_le32( - le32_to_cpu(BHDR(bh)->h_refcount) - 1); + le32_add_cpu(&BHDR(bh)->h_refcount, -1); error = ext4_journal_dirty_metadata(handle, bh); if (IS_SYNC(inode)) handle->h_sync = 1; @@ -789,8 +788,7 @@ inserted: if (error) goto cleanup_dquot; lock_buffer(new_bh); - BHDR(new_bh)->h_refcount = cpu_to_le32(1 + - le32_to_cpu(BHDR(new_bh)->h_refcount)); + le32_add_cpu(&BHDR(new_bh)->h_refcount, 1); ea_bdebug(new_bh, "reusing; refcount now=%d", le32_to_cpu(BHDR(new_bh)->h_refcount)); unlock_buffer(new_bh);