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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8768.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b7fd9b12-f35d-499e-008a-08de3654edc1 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Dec 2025 12:25:52.6761 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /MbQHCa7MZupGn1KOomqFff/ecFDQpcidm7ykQpB4EZqWEZ90umu2qRxIdPgJj+VdTPCzMTqNLGf/sfHq99RXyWwtaxzGby1RKSokE5PttE= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR11MB7107 X-OriginatorOrg: intel.com X-Rspam-User: X-Rspamd-Queue-Id: 54D10180013 X-Rspamd-Server: rspam10 X-Stat-Signature: wh7wqz6wacqqutjdhwzu61sek5x71t4b X-HE-Tag: 1765196757-91607 X-HE-Meta: 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 5q3mfDr2 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Dec 08, 2025, Harry Hyeonggon Yoo wrote: > On Mon, Dec 08, 2025 at 02:12:55PM +0530, Kaushlendra Kumar wrote: >> When tracing is disabled (!tracing) but the slab has tracing enabled=20 >> (s->trace), the code should disable tracing by writing 0, not enable=20 >> it by writing 1. Fix the inverted logic to correctly turn off tracing. >> >> Signed-off-by: Kaushlendra Kumar >> --- >=20 > After commit 060807f841ac9 ("mm, slub: make remaining slub_debug related= =20 > attributes read-only"), enabling or disabling debug option at runtime is= =20 > not supported anymore. slabinfo's -d and -dA flags are not supposed work= =20 > on recent kernels. >=20 > As it turns out enabling or disabling debug features at runtime is not a= =20 > good idea anyway, could you please working on dropping the feature instea= d? Thanks for the context. You're right-fixing inverted logic in code=20 that's been non-functional since 060807f841ac9 doesn't add value. I'll submit a cleanup series removing the obsolete=20 runtime debug functionality: - Remove -d/-dA options and related usage text - Drop slab_debug() and set_obj() for debug attributes -Kaushlendra