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Thread-Topic: [PATCH v4 10/11] gdb, gdbarch: Introduce gdbarch method to get the shadow stack pointer. 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charset="us-ascii" MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SN7PR11MB7638.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 1aaeaf64-87f4-4de8-67cb-08ddaffa513b X-MS-Exchange-CrossTenant-originalarrivaltime: 20 Jun 2025 12:59:39.5465 (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: gbDvN8LcTsSrZxDhMoHwwLy+GvAzxIFKwZOw2Lgjn6sOwOvjT1nI5IKHssgeO+3ROBb2OLQzx7Gck2dCGQJ3PLdMuBfKOnaADFRLm9KrRYc= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR11MB7064 X-OriginatorOrg: intel.com Content-Transfer-Encoding: quoted-printable X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org Hi Tom, > -----Original Message----- > From: Tom Tromey > Sent: Tuesday, June 17, 2025 8:16 PM > To: Schimpe, Christina > Cc: gdb-patches@sourceware.org; thiago.bauermann@linaro.org; > eliz@gnu.org > Subject: Re: [PATCH v4 10/11] gdb, gdbarch: Introduce gdbarch method to g= et > the shadow stack pointer. > = > >>>>> "Christina" =3D=3D Christina Schimpe > writes: > = > Christina> +Method( > Christina> + comment=3D""" > Christina> +If possible, return the shadow stack pointer. On some > Christina> +architectures, the shadow stack pointer is available even if > Christina> +the feature is disabled. To return the shadow stack enableme= nt > state configure SHADOW_STACK_ENABLED. > Christina> +""", > = > This wasn't super clear to me, but reading patch 11 made me believe that = the > API is to set shadow_stack_enabled to true if shadow stacks are enabled. = Is > that correct? If so could you update the comment to say that? Yes, this is correct. I'd update it as follows, to make it more clear hopef= ully: "If possible, return the shadow stack pointer. On some architectures, the shadow stack pointer is available even if the feature is disabled. To return the feature's enablement state configure SHADOW_STACK_ENABLED. Set it to true in case the shadow stack is enabled." Thanks! Christina Intel Deutschland GmbH Registered Address: Am Campeon 10, 85579 Neubiberg, Germany Tel: +49 89 99 8853-0, www.intel.de Managing Directors: Sean Fennelly, Jeffrey Schneiderman, Tiffany Doon Silva Chairperson of the Supervisory Board: Nicole Lau Registered Office: Munich Commercial Register: Amtsgericht Muenchen HRB 186928