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Subject: Re: [PATCH] mm/hugetlb: constify ctl_table arguments of utility
 functions
From: Muchun Song <muchun.song@linux.dev>
In-Reply-To: <20240518-sysctl-const-handler-hugetlb-v1-1-47e34e2871b2@weissschuh.net>
Date: Mon, 20 May 2024 10:57:40 +0800
Cc: Andrew Morton <akpm@linux-foundation.org>,
 Linux-MM <linux-mm@kvack.org>,
 linux-kernel@vger.kernel.org,
 Joel Granados <j.granados@samsung.com>,
 Luis Chamberlain <mcgrof@kernel.org>
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Message-Id: <B8002B18-F0F9-4E53-8B7C-B843C83C1D46@linux.dev>
References: <20240518-sysctl-const-handler-hugetlb-v1-1-47e34e2871b2@weissschuh.net>
To: =?utf-8?Q?Thomas_Wei=C3=9Fschuh?= <linux@weissschuh.net>


> On May 18, 2024, at 22:00, Thomas Wei=C3=9Fschuh =
<linux@weissschuh.net> wrote:
>=20
> The sysctl core is preparing to only expose instances of
> struct ctl_table as "const".
> This will also affect the ctl_table argument of sysctl handlers.
>=20
> As the function prototype of all sysctl handlers throughout the tree
> needs to stay consistent that change will be done in one commit.
>=20
> To reduce the size of that final commit, switch utility functions =
which
> are not bound by "typedef proc_handler" to "const struct ctl_table".
>=20
> No functional change.
>=20
> Signed-off-by: Thomas Wei=C3=9Fschuh <linux@weissschuh.net>

Reviewed-by: Muchun Song <muchun.song@linux.dev>

Thanks.