From: wen.yang@linux.dev
To: Joel Granados <joel.granados@kernel.org>
Cc: Wen Yang <wen.yang@linux.dev>,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [RFC PATCH 06/39] sysctl: convert core table bounds to numeric values
Date: Thu, 29 Oct 2026 00:34:45 +0800 [thread overview]
Message-ID: <667add68291d43432ff3bc7323d265ee74f3b7ee.1793204511.git.wen.yang@linux.dev> (raw)
In-Reply-To: <cover.1793204511.git.wen.yang@linux.dev>
From: Wen Yang <wen.yang@linux.dev>
Use numeric bounds for the write-mode table and static-key handler.
Suggested-by: Joel Granados <joel.granados@kernel.org>
Signed-off-by: Wen Yang <wen.yang@linux.dev>
---
kernel/sysctl.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 7d0bcd2b24ef..ab25c75cb3ac 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1348,8 +1348,8 @@ int proc_do_static_key(const struct ctl_table *table, int dir,
.data = &val,
.maxlen = sizeof(val),
.mode = table->mode,
- .extra1 = SYSCTL_ZERO,
- .extra2 = SYSCTL_ONE,
+ .min = 0,
+ .max = 1,
};
if (SYSCTL_USER_TO_KERN(dir) && !capable(CAP_SYS_ADMIN))
@@ -1375,8 +1375,8 @@ static const struct ctl_table sysctl_subsys_table[] = {
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
- .extra1 = SYSCTL_NEG_ONE,
- .extra2 = SYSCTL_ONE,
+ .min = -1,
+ .max = 1,
},
{
.procname = "ngroups_max",
--
2.25.1
next prev parent reply other threads:[~2026-10-28 16:36 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 16:34 [RFC PATCH 00/39] sysctl: replace overloaded extra pointers with typed bounds and context wen.yang
2026-10-28 16:34 ` [RFC PATCH 01/39] " wen.yang
2026-10-28 21:09 ` David Laight
2026-10-28 16:34 ` [RFC PATCH 02/39] test_sysctl: convert bounds to numeric values wen.yang
2026-10-28 16:34 ` [RFC PATCH 03/39] sysctl: add KUnit coverage for numeric bounds and handlers wen.yang
2026-10-28 16:34 ` [RFC PATCH 04/39] sysctl: cover runtime ranges and context lifecycles in KUnit wen.yang
2026-10-28 16:34 ` [RFC PATCH 05/39] sysctl: cover priv in KUnit and the debug test module wen.yang
2026-10-28 16:34 ` wen.yang [this message]
2026-10-28 16:34 ` [RFC PATCH 07/39] sysctl: store architecture sysctl bounds by value wen.yang
2026-10-28 16:34 ` [RFC PATCH 08/39] sysctl: store crypto " wen.yang
2026-10-28 16:34 ` [RFC PATCH 09/39] sysctl: store device " wen.yang
2026-10-28 16:34 ` [RFC PATCH 10/39] sysctl: store filesystem " wen.yang
2026-10-28 16:34 ` [RFC PATCH 11/39] sysctl: store message-queue " wen.yang
2026-10-28 16:34 ` [RFC PATCH 12/39] sysctl: store kernel " wen.yang
2026-10-28 16:34 ` [RFC PATCH 13/39] sysctl: store memory-management " wen.yang
2026-10-28 16:34 ` [RFC PATCH 14/39] sysctl: store IPv6 scalar " wen.yang
2026-10-28 16:34 ` [RFC PATCH 15/39] sysctl: store netfilter " wen.yang
2026-10-28 16:34 ` [RFC PATCH 16/39] sysctl: store RPC " wen.yang
2026-10-28 16:34 ` [RFC PATCH 17/39] sysctl: store remaining network " wen.yang
2026-10-28 16:34 ` [RFC PATCH 18/39] sysctl: store security " wen.yang
2026-10-28 16:34 ` [RFC PATCH 19/39] io_uring: store its " wen.yang
2026-10-28 16:34 ` [RFC PATCH 20/39] sysctl: refresh dynamic scheduler and PID bounds per call wen.yang
2026-10-28 16:35 ` [RFC PATCH 21/39] sysctl: refresh device-dependent " wen.yang
2026-10-28 16:35 ` [RFC PATCH 22/39] sysctl: refresh namespace IPC " wen.yang
2026-10-28 16:35 ` [RFC PATCH 23/39] yama: preserve scope locking with numeric sysctl bounds wen.yang
2026-10-28 16:35 ` [RFC PATCH 24/39] net: refresh core sysctl limits without bound pointers wen.yang
2026-10-28 16:35 ` [RFC PATCH 25/39] sctp: resolve numeric ranges from the current namespace wen.yang
2026-10-28 16:35 ` [RFC PATCH 26/39] rds: preserve live reconnect limits with numeric bounds wen.yang
2026-10-28 16:35 ` [RFC PATCH 27/39] ipv4: preserve live and vector bounds with numeric sysctls wen.yang
2026-10-28 16:35 ` [RFC PATCH 28/39] net: refresh fragment and remaining dynamic sysctl bounds wen.yang
2026-10-28 16:35 ` [RFC PATCH 29/39] neighbour: derive sysctl ownership independently of bounds wen.yang
2026-10-28 16:35 ` [RFC PATCH 30/39] net: resolve sysctl owners from their backing data wen.yang
2026-10-28 16:35 ` [RFC PATCH 31/39] ipvs: derive sysctl ownership from numeric storage wen.yang
2026-10-28 16:35 ` [RFC PATCH 32/39] sysctl: remove obsolete nr_open bound variables wen.yang
2026-10-28 16:35 ` [RFC PATCH 33/39] ipv6: move address sysctl context to priv wen.yang
2026-10-28 16:35 ` [RFC PATCH 34/39] ipv4: move device " wen.yang
2026-10-28 16:35 ` [RFC PATCH 35/39] netfilter: move logger " wen.yang
2026-10-28 16:35 ` [RFC PATCH 36/39] parport: move device " wen.yang
2026-10-28 16:35 ` [RFC PATCH 37/39] net: move namespace " wen.yang
2026-10-28 16:35 ` [RFC PATCH 38/39] arm64: move vector-length " wen.yang
2026-10-28 16:35 ` [RFC PATCH 39/39] sysctl: remove the extra pointers and the compatibility bounds read wen.yang
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