Christophe Leroy dfbcaef202 powerpc: Don't provide __kernel_map_pages() without ARCH_SUPPORTS_DEBUG_PAGEALLOC
[ Upstream commit f8c0e36b48e32b14bb83332d24e0646acd31d9e9 ]

When ARCH_SUPPORTS_DEBUG_PAGEALLOC is not selected, the user can
still select CONFIG_DEBUG_PAGEALLOC in which case __kernel_map_pages()
is provided by mm/page_poison.c

So only define __kernel_map_pages() when both
CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC and CONFIG_DEBUG_PAGEALLOC
are defined.

Fixes: 68b44f94d637 ("powerpc/booke: Disable STRICT_KERNEL_RWX, DEBUG_PAGEALLOC and KFENCE")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/971b69739ff4746252e711a9845210465c023a9e.1635425947.git.christophe.leroy@csgroup.eu
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-11-18 19:16:57 +01:00
..
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