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Tue, 17 Mar 2026 16:43:19 -0700 (PDT) From: Thiago Jung Bauermann To: Simon Marchi Cc: Luis , gdb-patches@sourceware.org, Chris Packham , Tom Tromey , sunilkumar.dora@windriver.com Subject: Re: [PATCH v4 0/6] GDB: aarch64-linux: Some header fixes In-Reply-To: <59958a12-9ef7-4b37-9f34-2769ab061d8e@simark.ca> (Simon Marchi's message of "Mon, 16 Mar 2026 22:49:01 -0400") References: <20260303050641.198127-1-thiago.bauermann@linaro.org> <643ff55e-b906-40e0-aef9-847b1af9a7c1@simark.ca> <87wlzscktm.fsf@linaro.org> <875x6vdw91.fsf@linaro.org> <59958a12-9ef7-4b37-9f34-2769ab061d8e@simark.ca> User-Agent: mu4e 1.12.15; emacs 30.2 Date: Tue, 17 Mar 2026 20:43:16 -0300 Message-ID: <87tsuec99n.fsf@linaro.org> MIME-Version: 1.0 Content-Type: text/plain 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 Simon Marchi writes: > On 2026-03-16 22:29, Thiago Jung Bauermann wrote: >> Hello, >> >> Luis writes: >> >>> Thanks. I think v4 is good. >> >> Thank you! I waited a bit to see if Simon wanted to chime in again on >> the discussion about using struct user_pac_mask in patch 1. I'll create >> an RFC patch implementing that idea and post it separately. > > It's just an idea, do it if you think it makes sense and it's not too > complicated. I thought it could help show that the magic size doesn't > come from nowhere. But there is not advantage beyond that. Thank you. I experimented with it but im my view it's not worth the extra configure boilerplate. Unlike the GCS code which actually uses the struct user_gcs definition, the PAuth register fetching/writing code uses a two-element array of uint64_t and would benefit little from a rewrite to use members of struct user_pac_mask instead. -- Thiago