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fs:ext4:cleanup: Remove superfluous code

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Code responsible for handling situation when ext4 has block size of 1024B
can be ordered to take less space.

This patch does that for ext4 common and write files.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
This commit is contained in:
Łukasz Majewski 2014-05-06 09:36:04 +02:00 committed by Tom Rini
parent ae95fad5af
commit 35dd055b94
2 changed files with 21 additions and 41 deletions
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6
fs/ext4/ext4_common.c
View file

@ -904,10 +904,8 @@ long int ext4fs_get_new_blk_no(void)
restart:
fs->curr_blkno++;
/* get the blockbitmap index respective to blockno */
if (fs->blksz != 1024) {
bg_idx = fs->curr_blkno / blk_per_grp;
} else {
bg_idx = fs->curr_blkno / blk_per_grp;
bg_idx = fs->curr_blkno / blk_per_grp;
if (fs->blksz == 1024) {
remainder = fs->curr_blkno % blk_per_grp;
if (!remainder)
bg_idx--;

56
fs/ext4/ext4_write.c
View file

@ -116,10 +116,8 @@ static void delete_single_indirect_block(struct ext2_inode *inode)
if (inode->b.blocks.indir_block != 0) {
debug("SIPB releasing %u\n", inode->b.blocks.indir_block);
blknr = inode->b.blocks.indir_block;
if (fs->blksz != 1024) {
bg_idx = blknr / blk_per_grp;
} else {
bg_idx = blknr / blk_per_grp;
bg_idx = blknr / blk_per_grp;
if (fs->blksz == 1024) {
remainder = blknr % blk_per_grp;
if (!remainder)
bg_idx--;
@ -181,11 +179,9 @@ static void delete_double_indirect_block(struct ext2_inode *inode)
break;
debug("DICB releasing %u\n", *di_buffer);
if (fs->blksz != 1024) {
bg_idx = (*di_buffer) / blk_per_grp;
} else {
bg_idx = (*di_buffer) / blk_per_grp;
remainder = (*di_buffer) % blk_per_grp;
bg_idx = *di_buffer / blk_per_grp;
if (fs->blksz == 1024) {
remainder = *di_buffer % blk_per_grp;
if (!remainder)
bg_idx--;
}
@ -213,10 +209,8 @@ static void delete_double_indirect_block(struct ext2_inode *inode)
/* removing the parent double indirect block */
blknr = inode->b.blocks.double_indir_block;
if (fs->blksz != 1024) {
bg_idx = blknr / blk_per_grp;
} else {
bg_idx = blknr / blk_per_grp;
bg_idx = blknr / blk_per_grp;
if (fs->blksz == 1024) {
remainder = blknr % blk_per_grp;
if (!remainder)
bg_idx--;
@ -293,12 +287,9 @@ static void delete_triple_indirect_block(struct ext2_inode *inode)
for (j = 0; j < fs->blksz / sizeof(int); j++) {
if (*tip_buffer == 0)
break;
if (fs->blksz != 1024) {
bg_idx = (*tip_buffer) / blk_per_grp;
} else {
bg_idx = (*tip_buffer) / blk_per_grp;
remainder = (*tip_buffer) % blk_per_grp;
bg_idx = *tip_buffer / blk_per_grp;
if (fs->blksz == 1024) {
remainder = *tip_buffer % blk_per_grp;
if (!remainder)
bg_idx--;
}
@ -336,12 +327,9 @@ static void delete_triple_indirect_block(struct ext2_inode *inode)
* removing the grand parent blocks
* which is connected to inode
*/
if (fs->blksz != 1024) {
bg_idx = (*tigp_buffer) / blk_per_grp;
} else {
bg_idx = (*tigp_buffer) / blk_per_grp;
remainder = (*tigp_buffer) % blk_per_grp;
bg_idx = *tigp_buffer / blk_per_grp;
if (fs->blksz == 1024) {
remainder = *tigp_buffer % blk_per_grp;
if (!remainder)
bg_idx--;
}
@ -371,10 +359,8 @@ static void delete_triple_indirect_block(struct ext2_inode *inode)
/* removing the grand parent triple indirect block */
blknr = inode->b.blocks.triple_indir_block;
if (fs->blksz != 1024) {
bg_idx = blknr / blk_per_grp;
} else {
bg_idx = blknr / blk_per_grp;
bg_idx = blknr / blk_per_grp;
if (fs->blksz == 1024) {
remainder = blknr % blk_per_grp;
if (!remainder)
bg_idx--;
@ -452,10 +438,8 @@ static int ext4fs_delete_file(int inodeno)
for (i = 0; i < no_blocks; i++) {
blknr = read_allocated_block(&(node_inode->inode), i);
if (fs->blksz != 1024) {
bg_idx = blknr / blk_per_grp;
} else {
bg_idx = blknr / blk_per_grp;
bg_idx = blknr / blk_per_grp;
if (fs->blksz == 1024) {
remainder = blknr % blk_per_grp;
if (!remainder)
bg_idx--;
@ -499,10 +483,8 @@ static int ext4fs_delete_file(int inodeno)
no_blocks++;
for (i = 0; i < no_blocks; i++) {
blknr = read_allocated_block(&inode, i);
if (fs->blksz != 1024) {
bg_idx = blknr / blk_per_grp;
} else {
bg_idx = blknr / blk_per_grp;
bg_idx = blknr / blk_per_grp;
if (fs->blksz == 1024) {
remainder = blknr % blk_per_grp;
if (!remainder)
bg_idx--;