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From: Luis Chamberlain <mcgrof@kernel.org>
To: Julia Lawall <julia.lawall@inria.fr>
Cc: "Thomas Weißschuh" <linux@weissschuh.net>,
	"Joel Granados" <j.granados@samsung.com>,
	"Dan Carpenter" <dan.carpenter@linaro.org>,
	"Kees Cook" <keescook@chromium.org>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	"Iurii Zaikin" <yzaikin@google.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH v2 00/18] sysctl: constify sysctl ctl_tables
Date: Tue, 19 Dec 2023 16:09:08 -0800	[thread overview]
Message-ID: <ZYIwpHXkqBkMB8zl@bombadil.infradead.org> (raw)
In-Reply-To: <alpine.DEB.2.22.394.2312192218050.3196@hadrien>

On Tue, Dec 19, 2023 at 10:21:25PM +0100, Julia Lawall wrote:
> > As I noted, I think this is a generically neat endeavor and so I think
> > it would be nice to shorthand *any* member of the struct. ctl->any.
> > Julia, is that possible?
> 
> What do you mean by *any* member?

I meant when any code tries to assign a new variable to any of the
members of the struct ctl_table *foo, so any foo->*any*

> If any is an identifier typed
> metavariable then that would get any immediate member.  But maybe you want
> something like
> 
> <+...ctl->any...+>
> 
> that will match anything that has ctl->any as a subexpression?

If as just an expression, then no, we really want this to be tied to
the data struture in question we want to modify.

  Luis

  reply	other threads:[~2023-12-20  0:09 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20231204075237eucas1p27966f7e7da014b5992d3eef89a8fde25@eucas1p2.samsung.com>
2023-12-04  7:52 ` [PATCH v2 00/18] sysctl: constify sysctl ctl_tables Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 01/18] watchdog/core: remove sysctl handlers from public header Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 02/18] sysctl: delete unused define SYSCTL_PERM_EMPTY_DIR Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 03/18] sysctl: drop sysctl_is_perm_empty_ctl_table Thomas Weißschuh
2023-12-07 14:09     ` Joel Granados
2023-12-04  7:52   ` [PATCH v2 04/18] cgroup: bpf: constify ctl_table arguments and fields Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 05/18] seccomp: constify ctl_table arguments of utility functions Thomas Weißschuh
2023-12-04 22:12     ` Kees Cook
2023-12-04  7:52   ` [PATCH v2 06/18] hugetlb: " Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 07/18] utsname: constify ctl_table arguments of utility function Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 08/18] stackleak: don't modify ctl_table argument Thomas Weißschuh
2023-12-04 22:14     ` Kees Cook
2023-12-04  7:52   ` [PATCH v2 09/18] sysctl: treewide: constify ctl_table_root::set_ownership Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 10/18] sysctl: treewide: constify ctl_table_root::permissions Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 11/18] sysctl: treewide: constify ctl_table_header::ctl_table_arg Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 12/18] sysctl: treewide: constify the ctl_table argument of handlers Thomas Weißschuh
2023-12-04 22:17     ` Kees Cook
2023-12-05  9:50     ` kernel test robot
2023-12-05 16:05     ` kernel test robot
2023-12-04  7:52   ` [PATCH v2 13/18] sysctl: move sysctl type to ctl_table_header Thomas Weißschuh
2023-12-05 22:33     ` Luis Chamberlain
2023-12-05 22:41       ` Thomas Weißschuh
2023-12-05 22:50         ` Luis Chamberlain
2023-12-06  5:53           ` Thomas Weißschuh
2023-12-07 12:14             ` Joel Granados
2023-12-07 19:29               ` Thomas Weißschuh
2023-12-21 12:09             ` Joel Granados
2023-12-23 13:04               ` Thomas Weißschuh
2023-12-24 18:51                 ` Joel Granados
2023-12-07 12:05           ` Joel Granados
2023-12-07 11:31     ` Joel Granados
2023-12-04  7:52   ` [PATCH v2 14/18] sysctl: move internal interfaces to const struct ctl_table Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 15/18] sysctl: allow registration of " Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 16/18] const_structs.checkpatch: add ctl_table Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 17/18] sysctl: make ctl_table sysctl_mount_point const Thomas Weißschuh
2023-12-04  7:52   ` [PATCH v2 18/18] sysctl: constify standard sysctl tables Thomas Weißschuh
2023-12-05  5:50   ` [PATCH v2 00/18] sysctl: constify sysctl ctl_tables Luis Chamberlain
2023-12-05  8:04     ` Thomas Weißschuh
2023-12-05 17:16       ` Thomas Weißschuh
2023-12-05 22:27         ` Luis Chamberlain
2023-12-07 11:23           ` Joel Granados
2023-12-07 11:19         ` Joel Granados
2023-12-07 19:23           ` Thomas Weißschuh
2023-12-07 11:05       ` Joel Granados
2023-12-07 10:43   ` Joel Granados
2023-12-07 19:19     ` Thomas Weißschuh
2023-12-08  9:59       ` Joel Granados
2023-12-11 11:25         ` Thomas Weißschuh
2023-12-12  9:09           ` Joel Granados
2023-12-13  7:51             ` Luis Chamberlain
2023-12-15 16:40               ` Thomas Weißschuh
2023-12-15 17:05                 ` Julia Lawall
2023-12-17 12:02               ` Joel Granados
2023-12-17 22:10                 ` Thomas Weißschuh
2023-12-18 21:21                   ` Luis Chamberlain
2023-12-19 19:29                     ` Thomas Weißschuh
2023-12-19 20:39                       ` Julia Lawall
2023-12-19 21:09                       ` Luis Chamberlain
2023-12-19 21:21                         ` Julia Lawall
2023-12-20  0:09                           ` Luis Chamberlain [this message]
2023-12-20  7:39                             ` Julia Lawall
2023-12-20 14:34                               ` Luis Chamberlain
2023-12-19 23:04                         ` Julia Lawall
2023-12-21 12:44                       ` Joel Granados
     [not found]                     ` <CGME20231223120907eucas1p20afac63076e1e9d5aee6adaa101c0630@eucas1p2.samsung.com>
2023-12-21 12:36                       ` Joel Granados
2023-12-21 12:12                   ` Joel Granados
2023-12-13  7:47           ` Luis Chamberlain
2023-12-13 18:18             ` Eric W. Biederman

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