Added in ext4 patch queue,
Thanks
On Thu, 2008-02-14 at 16:00 +0530, Aneesh Kumar K.V wrote:
> In ext4_ext_convert_to_initialized before we need to request for journal
> write access before we even modify the extent length.
>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
> ---
> fs/ext4/extents.c | 11 ++++++++---
> 1 files changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
> index 995ac16..c4d6f19 100644
> --- a/fs/ext4/extents.c
> +++ b/fs/ext4/extents.c
> @@ -2168,6 +2168,10 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
> newblock = iblock - ee_block + ext_pblock(ex);
> ex2 = ex;
>
> + err = ext4_ext_get_access(handle, inode, path + depth);
> + if (err)
> + goto out;
> +
> /* ex1: ee_block to iblock - 1 : uninitialized */
> if (iblock > ee_block) {
> ex1 = ex;
> @@ -2210,6 +2214,10 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
> ex = path[depth].p_ext;
> if (ex2 != &newex)
> ex2 = ex;
> +
> + err = ext4_ext_get_access(handle, inode, path + depth);
> + if (err)
> + goto out;
> }
> allocated = max_blocks;
> }
> @@ -2230,9 +2238,6 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
> ex2->ee_len = cpu_to_le16(allocated);
> if (ex2 != ex)
> goto insert;
> - err = ext4_ext_get_access(handle, inode, path + depth);
> - if (err)
> - goto out;
> /*
> * New (initialized) extent starts from the first block
> * in the current extent. i.e., ex2 == ex
-
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