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Chris von Recklinghausen 20dd0baf82 kasan: Document support on 32-bit powerpc
Bugzilla: https://bugzilla.redhat.com/2160210

commit 60e832def18de7a0753393034c6ae459b3bee70a
Author: Daniel Axtens <dja@axtens.net>
Date:   Wed May 18 20:04:12 2022 +1000

    kasan: Document support on 32-bit powerpc

    KASAN is supported on 32-bit powerpc and the docs should reflect this.

    Suggested-by: Christophe Leroy <christophe.leroy@csgroup.eu>
    Signed-off-by: Daniel Axtens <dja@axtens.net>
    Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
    Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
    Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
    Link: https://lore.kernel.org/r/YoTEnMLrnd64j0w5@cleo

Signed-off-by: Chris von Recklinghausen <crecklin@redhat.com>
2023-03-24 11:19:11 -04:00

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KASAN is supported on powerpc on 32-bit only.
32 bit support
==============
KASAN is supported on both hash and nohash MMUs on 32-bit.
The shadow area sits at the top of the kernel virtual memory space above the
fixmap area and occupies one eighth of the total kernel virtual memory space.
Instrumentation of the vmalloc area is optional, unless built with modules,
in which case it is required.