On Fri, Jan 12, 2018 at 07:41:26PM +0530, Chandan Rajendra wrote:
> __ext4_block_zero_page_range decrypts the entire page. This commit
> decrypts the block to be partially zeroed instead of the whole page.
>
> Signed-off-by: Chandan Rajendra <chandan@xxxxxxxxxxxxxxxxxx>
> ---
> fs/ext4/inode.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
> index d3baa15..db47f6d 100644
> --- a/fs/ext4/inode.c
> +++ b/fs/ext4/inode.c
> @@ -4030,9 +4030,8 @@ static int __ext4_block_zero_page_range(handle_t *handle,
> ext4_encrypted_inode(inode)) {
> /* We expect the key to be set. */
> BUG_ON(!fscrypt_has_encryption_key(inode));
> - BUG_ON(blocksize != PAGE_SIZE);
> WARN_ON_ONCE(fscrypt_decrypt_page(page->mapping->host,
> - page, PAGE_SIZE, 0, page->index));
> + page, blocksize, round_down(offset, blocksize), iblock));
> }
Please use proper line breaking here.
Eric
