linux-kernel - Re: [PATCH v2] f2fs: add f2fs_ioc_[get|set]_extra

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <bfcb9d94-15a7-3dd7-7e1c-c041e3ee2769@kernel.org>
Date:   Thu, 1 Jun 2023 11:06:03 +0800
From:   Chao Yu <chao@...nel.org>
To:     Sheng Yong <shengyong@...o.com>, jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] f2fs: add f2fs_ioc_[get|set]_extra_attr

On 2023/5/30 14:34, Sheng Yong wrote:
> This patch introduces two ioctls:
>    * f2fs_ioc_get_extra_attr
>    * f2fs_ioc_set_extra_attr
> to get or modify values in extra attribute area.
> 
> The argument of these two ioctls is `struct f2fs_extra_attr', which has
> three members:
>    * field: indicates which field in extra attribute area is handled
>    * attr: value or userspace pointer
>    * attr_size: size of `attr'
> 
> The `field' member could help extend functionality of these two ioctls
> without modify or add new interfaces, if more fields are added into
> extra attributes ares in the feture.
> 
> Signed-off-by: Sheng Yong <shengyong@...o.com>

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,