From: Paul Walmsley <pjw@kernel.org>
To: "Thomas Weißschuh" <thomas.weissschuh@linutronix.de>
Cc: Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
Nam Cao <namcao@linutronix.de>
Subject: Re: [PATCH 0/3] riscv: alternative: Statically compute alternative section boundaries and patch compat vDSO
Date: Thu, 6 Aug 2026 19:24:51 -0600 (MDT) [thread overview]
Message-ID: <ba779b46-156b-61ae-ea35-6f575f6428a9@kernel.org> (raw)
In-Reply-To: <20260630-riscv-vdso32-alternative-v1-0-a32fd89b7b1c@linutronix.de>
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On Tue, 30 Jun 2026, Thomas Weißschuh wrote:
> Currently the alternative sections are extracted from the vDSO
> binaries at runtime. This has runtime overhead and also doesn't
> work for the compat vDSO.
>
> Extract the offsets of the alternative section during the build with the
> existing symbol extraction machinery and use those.
>
> Also add support for the compat vDSO.
>
> Link: https://lore.kernel.org/lkml/cover.1781876501.git.namcao@linutronix.de/
> Signed-off-by: Thomas Weißschuh (Schneider Electric) <thomas.weissschuh@linutronix.de>
Thanks, queued for v7.3.
- Paul
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prev parent reply other threads:[~2026-08-07 1:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-30 7:41 [PATCH 0/3] riscv: alternative: Statically compute alternative section boundaries and patch compat vDSO Thomas Weißschuh
2026-06-30 7:41 ` [PATCH 1/3] riscv: vdso: Add symbols for the alternative section boundaries Thomas Weißschuh
2026-06-30 7:41 ` [PATCH 2/3] riscv: alternative: Use the statically extracted vDSO section offsets Thomas Weißschuh
2026-06-30 7:41 ` [PATCH 3/3] riscv: alternative: Also patch the compat vDSO Thomas Weißschuh
2026-07-02 8:12 ` [PATCH 0/3] riscv: alternative: Statically compute alternative section boundaries and patch " Nam Cao
2026-08-07 1:24 ` Paul Walmsley [this message]
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