On Thu, 2008-06-12 at 10:43 +0900, Akira Fujita wrote:
> Change error handling in ext4_defrag_alloc_blocks,
> since ext4_ext_journal_restart returns the error value.
>
> Signed-off-by: Akira Fujita <a-fujita@xxxxxxxxxxxxx>
> ---
> fs/ext4/defrag.c | 6 ++----
> fs/ext4/ext4.h | 2 +-
> fs/ext4/extents.c | 2 +-
> 3 files changed, 4 insertions(+), 6 deletions(-)
> diff --git a/fs/ext4/defrag.c b/fs/ext4/defrag.c
> index cd8b151..5187681 100644
> --- a/fs/ext4/defrag.c
> +++ b/fs/ext4/defrag.c
> @@ -1386,12 +1386,10 @@ ext4_defrag_alloc_blocks(handle_t *handle, struct inode *org_inode,
> int err, i, credits = 0;
>
> credits = ext4_ext_calc_credits_for_insert(dest_inode, dest_path);
> - handle = ext4_ext_journal_restart(handle,
> + err = ext4_ext_journal_restart(handle,
> credits + EXT4_TRANS_META_BLOCKS);
> - if (IS_ERR(handle)) {
> - err = PTR_ERR(handle);
> + if (err)
> return err;
> - }
>
> *newblock = ext4_mb_new_blocks(handle, ar, &err);
> if (err)
> diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
> index eec99be..202514e 100644
> --- a/fs/ext4/ext4.h
> +++ b/fs/ext4/ext4.h
> @@ -1198,7 +1198,7 @@ extern void ext4_inode_bitmap_set(struct super_block *sb,
> extern void ext4_inode_table_set(struct super_block *sb,
> struct ext4_group_desc *bg, ext4_fsblk_t blk);
> /* extents.c */
> -extern handle_t *ext4_ext_journal_restart(handle_t *handle, int needed);
> +extern int ext4_ext_journal_restart(handle_t *handle, int needed);
> /* defrag.c */
> extern int ext4_defrag(struct file *filp, ext4_lblk_t block_start,
> ext4_lblk_t defrag_size, ext4_fsblk_t goal,
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index 8d47490..30e011b 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -93,7 +93,7 @@ static void ext4_idx_store_pblock(struct ext4_extent_idx *ix, ext4_fsblk_t pb)
> ix->ei_leaf_hi = cpu_to_le16((unsigned long) ((pb >> 31) >> 1) & 0xffff);
> }
>
> -handle_t *ext4_ext_journal_restart(handle_t *handle, int needed)
> +int ext4_ext_journal_restart(handle_t *handle, int needed)
> {
> int err;
>
Thanks, I fold this patch to the parent patch
ext4-online-defrag-alloc-contiguous-blks.patch with slightly
modification to make it apply.
Mingming
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