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powerpc/mm: no slice for nohash/64

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Only nohash/32 and book3s/64 support mm slices.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christophe Leroy 2019-04-25 14:29:28 +00:00 committed by Michael Ellerman
parent 5ba666d56c
commit 02f89aed6b
3 changed files with 5 additions and 15 deletions
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12
arch/powerpc/include/asm/nohash/64/slice.h
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@ -1,12 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_NOHASH_64_SLICE_H
#define _ASM_POWERPC_NOHASH_64_SLICE_H
#ifdef CONFIG_PPC_64K_PAGES
#define get_slice_psize(mm, addr) MMU_PAGE_64K
#else /* CONFIG_PPC_64K_PAGES */
#define get_slice_psize(mm, addr) MMU_PAGE_4K
#endif /* !CONFIG_PPC_64K_PAGES */
#define slice_set_user_psize(mm, psize) do { BUG(); } while (0)
#endif /* _ASM_POWERPC_NOHASH_64_SLICE_H */

4
arch/powerpc/include/asm/slice.h
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@ -4,9 +4,7 @@
#ifdef CONFIG_PPC_BOOK3S_64
#include <asm/book3s/64/slice.h>
#elif defined(CONFIG_PPC64)
#include <asm/nohash/64/slice.h>
#elif defined(CONFIG_PPC_MMU_NOHASH)
#elif defined(CONFIG_PPC_MMU_NOHASH_32)
#include <asm/nohash/32/slice.h>
#endif

4
arch/powerpc/platforms/Kconfig.cputype
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@ -391,6 +391,10 @@ config PPC_MMU_NOHASH
def_bool y
depends on !PPC_BOOK3S
config PPC_MMU_NOHASH_32
def_bool y
depends on PPC_MMU_NOHASH && PPC32
config PPC_BOOK3E_MMU
def_bool y
depends on FSL_BOOKE || PPC_BOOK3E