linux-kernel - Re: [PATCH 1/5] kobject: make kobject_get_ownership() take a constant kobject *

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Date:   Mon, 21 Nov 2022 12:18:03 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna@...nel.org>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <razor@...ckwall.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Chuck Lever <chuck.lever@...cle.com>,
        Jeff Layton <jlayton@...nel.org>, linux-nfs@...r.kernel.org,
        bridge@...ts.linux-foundation.org, netdev@...r.kernel.org
Subject: Re: [PATCH 1/5] kobject: make kobject_get_ownership() take a
 constant kobject *

On Mon, 21 Nov 2022 10:46:45 +0100 Greg Kroah-Hartman wrote:
> The call, kobject_get_ownership(), does not modify the kobject passed
> into it, so make it const.  This propagates down into the kobj_type
> function callbacks so make the kobject passed into them also const,
> ensuring that nothing in the kobject is being changed here.
> 
> This helps make it more obvious what calls and callbacks do, and do not,
> modify structures passed to them.

Acked-by: Jakub Kicinski <kuba@...nel.org>