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Commit 95902e6c authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
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powerpc/mm: Implement STRICT_KERNEL_RWX on PPC32 


This patch implements STRICT_KERNEL_RWX on PPC32.

As for CONFIG_DEBUG_PAGEALLOC, it deactivates BAT and LTLB mappings
in order to allow page protection setup at the level of each page.

As BAT/LTLB mappings are deactivated, there might be a performance
impact.

Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 3184cc4b
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