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From: Christophe Leroy <christophe.leroy@c-s.fr>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	 aneesh.kumar@linux.ibm.com
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 02/11] powerpc/mm: no slice for nohash/64
Date: Thu, 25 Apr 2019 14:29:28 +0000 (UTC)	[thread overview]
Message-ID: <97938d4257ac4b7b5690fdaf38c31c4e12f0a73c.1556202029.git.christophe.leroy@c-s.fr> (raw)
In-Reply-To: <cover.1556202028.git.christophe.leroy@c-s.fr>

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

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
 arch/powerpc/include/asm/nohash/64/slice.h | 12 ------------
 arch/powerpc/include/asm/slice.h           |  4 +---
 arch/powerpc/platforms/Kconfig.cputype     |  4 ++++
 3 files changed, 5 insertions(+), 15 deletions(-)
 delete mode 100644 arch/powerpc/include/asm/nohash/64/slice.h

diff --git a/arch/powerpc/include/asm/nohash/64/slice.h b/arch/powerpc/include/asm/nohash/64/slice.h
deleted file mode 100644
index ad0d6e3cc1c5..000000000000
--- a/arch/powerpc/include/asm/nohash/64/slice.h
+++ /dev/null
@@ -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 */
diff --git a/arch/powerpc/include/asm/slice.h b/arch/powerpc/include/asm/slice.h
index 44816cbc4198..be8af667098f 100644
--- a/arch/powerpc/include/asm/slice.h
+++ b/arch/powerpc/include/asm/slice.h
@@ -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
 
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 00b2bb536c74..04915f51f447 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -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
-- 
2.13.3


  parent reply	other threads:[~2019-04-25 14:45 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-25 14:29 [PATCH v2 00/11] Reduce ifdef mess in slice.c Christophe Leroy
2019-04-25 14:29 ` [PATCH v2 01/11] powerpc/mm: fix erroneous duplicate slb_addr_limit init Christophe Leroy
2019-04-26  6:32   ` Aneesh Kumar K.V
2019-05-03  6:59   ` Michael Ellerman
2019-04-25 14:29 ` Christophe Leroy [this message]
2019-04-26  6:33   ` [PATCH v2 02/11] powerpc/mm: no slice for nohash/64 Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 03/11] powerpc/mm: hand a context_t over to slice_mask_for_size() instead of mm_struct Christophe Leroy
2019-04-26  6:34   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 04/11] powerpc/mm: move slice_mask_for_size() into mmu.h Christophe Leroy
2019-04-26  6:36   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 05/11] powerpc/mm: get rid of mm_ctx_slice_mask_xxx() Christophe Leroy
2019-04-26  6:37   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 06/11] powerpc/mm: remove unnecessary #ifdef CONFIG_PPC64 Christophe Leroy
2019-04-25 14:29 ` [PATCH v2 07/11] powerpc/mm: remove a couple of #ifdef CONFIG_PPC_64K_PAGES in mm/slice.c Christophe Leroy
2019-04-26  6:40   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 08/11] powerpc/8xx: get rid of #ifdef CONFIG_HUGETLB_PAGE for slices Christophe Leroy
2019-04-25 14:29 ` [PATCH v2 09/11] powerpc/mm: define get_slice_psize() all the time Christophe Leroy
2019-04-26  6:42   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 10/11] powerpc/mm: define subarch SLB_ADDR_LIMIT_DEFAULT Christophe Leroy
2019-04-26  6:43   ` Aneesh Kumar K.V
2019-04-25 14:29 ` [PATCH v2 11/11] powerpc/mm: drop slice DEBUG Christophe Leroy
2019-04-26  6:44   ` Aneesh Kumar K.V
2019-04-26  6:49     ` Christophe Leroy

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