On Mon 30-01-12 17:41:25, Kazuya Mio wrote:
> dquot_free_block() is called in the end of ext3_new_blocks() and updates
> information of the inode structure. However, this update is not necessary
> if the number of blocks we requested is equal to the number of
> allocated blocks.
This is obviously correct thing to do so I've merged this patch into
my tree. Thanks.
Honza
>
> Signed-off-by: Kazuya Mio <k-mio@xxxxxxxxxxxxx>
> ---
> fs/ext3/balloc.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
> diff --git a/fs/ext3/balloc.c b/fs/ext3/balloc.c
> index a203892..954a7d3 100644
> --- a/fs/ext3/balloc.c
> +++ b/fs/ext3/balloc.c
> @@ -1743,8 +1743,11 @@ allocated:
>
> *errp = 0;
> brelse(bitmap_bh);
> - dquot_free_block(inode, *count-num);
> - *count = num;
> +
> + if (num < *count) {
> + dquot_free_block(inode, *count-num);
> + *count = num;
> + }
>
> trace_ext3_allocate_blocks(inode, goal, num,
> (unsigned long long)ret_block);
--
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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