linux-kernel - Re: [PATCH] uapi: linux/blkzoned.h: fix BLKGETZONESZ and BLKGETNRZONES definitions

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Sun, 16 Dec 2018 19:52:17 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     "Dmitry V. Levin" <ldv@...linux.org>,
        Damien Le Moal <damien.lemoal@....com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH] uapi: linux/blkzoned.h: fix BLKGETZONESZ and
 BLKGETNRZONES definitions

On 12/15/18 6:49 PM, Dmitry V. Levin wrote:
> According to the documentation in include/uapi/asm-generic/ioctl.h,
> _IOW means userspace is writing and kernel is reading, and
> _IOR means userspace is reading and kernel is writing.
> 
> In case of these two ioctls, kernel is writing and userspace is reading,
> so they have to be _IOR instead of _IOW.

Applied, thanks.

-- 
Jens Axboe