Thread (54 messages) 54 messages, 7 authors, 2026-01-16

Re: [PATCH v5 00/34] sparc64: vdso: Switch to the generic vDSO library

From: Mark Brown <broonie@kernel.org>
Date: 2025-11-06 14:02:27
Also in: linux-arm-kernel, linux-kselftest, linux-mips, linux-s390, lkml, loongarch, sparclinux

On Thu, Nov 06, 2025 at 11:01:53AM +0100, Thomas Weißschuh wrote:
The generic vDSO provides a lot common functionality shared between
different architectures. SPARC is the last architecture not using it,
preventing some necessary code cleanup.

Make use of the generic infrastructure.
---
Changes in v5:
- Merge the patches for 'struct page' mapping and dynamic allocation
- Zero out newly-allocated data pages
- Pick up review tags
- Link to v4: https://lore.kernel.org/r/20251014-vdso-sparc64-generic-2-v4-0-e0607bf49dea@linutronix.de (local)
I've validated that the zeroing fixes the issues we were seeing with
boot failures on a reasonable chunk of the arm64 platforms:

Tested-by: Mark Brown <broonie@kernel.org>

I didn't get to all of them but I'd expect the rest are also fine.

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