x86/vdso: Access vdso data without vvar.h

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The vdso_data is at the start of the vvar page.
Make use of this invariant to remove the usage of vvar.h.
This also matches the logic for the timens data.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20241010-vdso-generic-base-v1-18-b64f0842d512@linutronix.de

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Thomas Weißschuh 2024-10-10 09:01:20 +02:00 • committed by Thomas Gleixner

parent 75ceb49add

commit 7d4acbae2a

2 changed files with 3 additions and 8 deletions

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5

arch/x86/entry/vdso/vdso-layout.lds.S

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6

arch/x86/include/asm/vdso/gettimeofday.h

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