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Diffstat (limited to 'fs/ext4/resize.c')
-rw-r--r--fs/ext4/resize.c79
1 files changed, 40 insertions, 39 deletions
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index f000fbe2cd93..0a9265164265 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -73,7 +73,7 @@ static int verify_group_input(struct super_block *sb,
"Inode bitmap not in group (block %llu)",
(unsigned long long)input->inode_bitmap);
else if (outside(input->inode_table, start, end) ||
- outside(itend - 1, start, end))
+ outside(itend - 1, start, end))
ext4_warning(sb, __func__,
"Inode table not in group (blocks %llu-%llu)",
(unsigned long long)input->inode_table, itend - 1);
@@ -104,7 +104,7 @@ static int verify_group_input(struct super_block *sb,
(unsigned long long)input->inode_bitmap,
start, metaend - 1);
else if (inside(input->inode_table, start, metaend) ||
- inside(itend - 1, start, metaend))
+ inside(itend - 1, start, metaend))
ext4_warning(sb, __func__,
"Inode table (%llu-%llu) overlaps"
"GDT table (%llu-%llu)",
@@ -158,9 +158,9 @@ static int extend_or_restart_transaction(handle_t *handle, int thresh,
if (err) {
if ((err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))
return err;
- if ((err = ext4_journal_get_write_access(handle, bh)))
+ if ((err = ext4_journal_get_write_access(handle, bh)))
return err;
- }
+ }
return 0;
}
@@ -416,11 +416,11 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
"EXT4-fs: ext4_add_new_gdb: adding group block %lu\n",
gdb_num);
- /*
- * If we are not using the primary superblock/GDT copy don't resize,
- * because the user tools have no way of handling this. Probably a
- * bad time to do it anyways.
- */
+ /*
+ * If we are not using the primary superblock/GDT copy don't resize,
+ * because the user tools have no way of handling this. Probably a
+ * bad time to do it anyways.
+ */
if (EXT4_SB(sb)->s_sbh->b_blocknr !=
le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block)) {
ext4_warning(sb, __func__,
@@ -507,14 +507,14 @@ static int add_new_gdb(handle_t *handle, struct inode *inode,
return 0;
exit_inode:
- //ext4_journal_release_buffer(handle, iloc.bh);
+ /* ext4_journal_release_buffer(handle, iloc.bh); */
brelse(iloc.bh);
exit_dindj:
- //ext4_journal_release_buffer(handle, dind);
+ /* ext4_journal_release_buffer(handle, dind); */
exit_primary:
- //ext4_journal_release_buffer(handle, *primary);
+ /* ext4_journal_release_buffer(handle, *primary); */
exit_sbh:
- //ext4_journal_release_buffer(handle, *primary);
+ /* ext4_journal_release_buffer(handle, *primary); */
exit_dind:
brelse(dind);
exit_bh:
@@ -818,12 +818,12 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
if ((err = ext4_journal_get_write_access(handle, sbi->s_sbh)))
goto exit_journal;
- /*
- * We will only either add reserved group blocks to a backup group
- * or remove reserved blocks for the first group in a new group block.
- * Doing both would be mean more complex code, and sane people don't
- * use non-sparse filesystems anymore. This is already checked above.
- */
+ /*
+ * We will only either add reserved group blocks to a backup group
+ * or remove reserved blocks for the first group in a new group block.
+ * Doing both would be mean more complex code, and sane people don't
+ * use non-sparse filesystems anymore. This is already checked above.
+ */
if (gdb_off) {
primary = sbi->s_group_desc[gdb_num];
if ((err = ext4_journal_get_write_access(handle, primary)))
@@ -835,24 +835,24 @@ int ext4_group_add(struct super_block *sb, struct ext4_new_group_data *input)
} else if ((err = add_new_gdb(handle, inode, input, &primary)))
goto exit_journal;
- /*
- * OK, now we've set up the new group. Time to make it active.
- *
- * Current kernels don't lock all allocations via lock_super(),
- * so we have to be safe wrt. concurrent accesses the group
- * data. So we need to be careful to set all of the relevant
- * group descriptor data etc. *before* we enable the group.
- *
- * The key field here is sbi->s_groups_count: as long as
- * that retains its old value, nobody is going to access the new
- * group.
- *
- * So first we update all the descriptor metadata for the new
- * group; then we update the total disk blocks count; then we
- * update the groups count to enable the group; then finally we
- * update the free space counts so that the system can start
- * using the new disk blocks.
- */
+ /*
+ * OK, now we've set up the new group. Time to make it active.
+ *
+ * Current kernels don't lock all allocations via lock_super(),
+ * so we have to be safe wrt. concurrent accesses the group
+ * data. So we need to be careful to set all of the relevant
+ * group descriptor data etc. *before* we enable the group.
+ *
+ * The key field here is sbi->s_groups_count: as long as
+ * that retains its old value, nobody is going to access the new
+ * group.
+ *
+ * So first we update all the descriptor metadata for the new
+ * group; then we update the total disk blocks count; then we
+ * update the groups count to enable the group; then finally we
+ * update the free space counts so that the system can start
+ * using the new disk blocks.
+ */
/* Update group descriptor block for new group */
gdp = (struct ext4_group_desc *)((char *)primary->b_data +
@@ -946,7 +946,8 @@ exit_put:
return err;
} /* ext4_group_add */
-/* Extend the filesystem to the new number of blocks specified. This entry
+/*
+ * Extend the filesystem to the new number of blocks specified. This entry
* point is only used to extend the current filesystem to the end of the last
* existing group. It can be accessed via ioctl, or by "remount,resize=<size>"
* for emergencies (because it has no dependencies on reserved blocks).
@@ -1024,7 +1025,7 @@ int ext4_group_extend(struct super_block *sb, struct ext4_super_block *es,
o_blocks_count + add, add);
/* See if the device is actually as big as what was requested */
- bh = sb_bread(sb, o_blocks_count + add -1);
+ bh = sb_bread(sb, o_blocks_count + add - 1);
if (!bh) {
ext4_warning(sb, __func__,
"can't read last block, resize aborted");