linux-kernel - Re: [PATCH v4 02/11] block: Block Device Filtering Mechanism

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Message-ID: <e2f851d7-6b17-7a36-b5b3-2d60d450989d@infradead.org>
Date:   Mon, 12 Jun 2023 18:51:17 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Sergei Shtepa <sergei.shtepa@...am.com>, axboe@...nel.dk,
        hch@...radead.org, corbet@....net, snitzer@...nel.org
Cc:     viro@...iv.linux.org.uk, brauner@...nel.org, willy@...radead.org,
        dlemoal@...nel.org, wsa@...nel.org,
        heikki.krogerus@...ux.intel.com, ming.lei@...hat.com,
        gregkh@...uxfoundation.org, linux-block@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, Donald Buczek <buczek@...gen.mpg.de>
Subject: Re: [PATCH v4 02/11] block: Block Device Filtering Mechanism



On 6/9/23 04:58, Sergei Shtepa wrote:
> diff --git a/include/uapi/linux/fs.h b/include/uapi/linux/fs.h
> index b7b56871029c..7904f157b245 100644
> --- a/include/uapi/linux/fs.h
> +++ b/include/uapi/linux/fs.h
> @@ -189,6 +189,9 @@ struct fsxattr {
>   * A jump here: 130-136 are reserved for zoned block devices
>   * (see uapi/linux/blkzoned.h)
>   */
> +#define BLKFILTER_ATTACH	_IOWR(0x12, 140, struct blkfilter_name)
> +#define BLKFILTER_DETACH	_IOWR(0x12, 141, struct blkfilter_name)
> +#define BLKFILTER_CTL		_IOWR(0x12, 142, struct blkfilter_ctl)


Please update Documentation/userspace-api/ioctl/ioctl-number.rst
with the blkfilter ioctl number usage.

thanks.
-- 
~Randy