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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Jan 2026 16:33:50.4260 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9db7d510-988b-4940-35d1-08de4d415fa4 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF00020E61.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB6720 Content-Type: text/plain; charset="utf-8" The panic_print_deprecated() warning is being triggered on both read and write operations to the panic_print parameter. This causes spurious warnings when users run 'sysctl -a' to list all sysctl values, since that command reads /proc/sys/kernel/panic_print and triggers the deprecation notice. Modify the handlers to only emit the deprecation warning when the parameter is actually being set: - sysctl_panic_print_handler(): check 'write' flag before warning. - panic_print_get(): remove the deprecation call entirely. This way, users are only warned when they actively try to use the deprecated parameter, not when passively querying system state. Fixes: ee13240cd78b ("panic: add note that panic_print sysctl interface is = deprecated") Fixes: 2683df6539cb ("panic: add note that 'panic_print' parameter is depre= cated") Cc: Feng Tang Reviewed-by: Mark Bloch Reviewed-by: Nimrod Oren Signed-off-by: Gal Pressman --- kernel/panic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/panic.c b/kernel/panic.c index 0d52210a9e2b..0c20fcaae98a 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -131,7 +131,8 @@ static int proc_taint(const struct ctl_table *table, in= t write, static int sysctl_panic_print_handler(const struct ctl_table *table, int w= rite, void *buffer, size_t *lenp, loff_t *ppos) { - panic_print_deprecated(); + if (write) + panic_print_deprecated(); return proc_doulongvec_minmax(table, write, buffer, lenp, ppos); } =20 @@ -1014,7 +1015,6 @@ static int panic_print_set(const char *val, const str= uct kernel_param *kp) =20 static int panic_print_get(char *val, const struct kernel_param *kp) { - panic_print_deprecated(); return param_get_ulong(val, kp); } =20 --=20 2.40.1