x86/vdso: Split virtual clock pages into dedicated mapping

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The generic vdso data storage cannot handle the special pvclock and
hvclock pages. Split them into their own mapping, so the other vdso
storage can be migrated to the generic code.

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-v1-20-b64f0842d512@linutronix.de

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Thomas Weißschuh 2024-10-10 09:01:22 +02:00 • committed by Thomas Gleixner

parent 05a6b8c190

commit e93d2521b2

3 changed files with 64 additions and 21 deletions

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10

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

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70

arch/x86/entry/vdso/vma.c

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5

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

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