linux-kernel - [PATCH v1 16/20] powerpc/32s: Move early_mmu

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Message-Id: <e51b5e2fe6bca623b33116403043d3a1b5eaf826.1603348103.git.christophe.leroy@csgroup.eu>
Date:   Thu, 22 Oct 2020 06:29:41 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v1 16/20] powerpc/32s: Move early_mmu_init() into mmu.c

early_mmu_init() is independent of MMU type and not
directly linked to tlb handling.

In a following patch, tlb.c will be restricted to HASH mmu.

Move early_mmu_init() into mmu.c which is common.

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/mm/book3s32/mmu.c | 4 ++++
 arch/powerpc/mm/book3s32/tlb.c | 4 ----
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/mm/book3s32/mmu.c b/arch/powerpc/mm/book3s32/mmu.c
index e7ff1ec73499..e58f48b07b46 100644
--- a/arch/powerpc/mm/book3s32/mmu.c
+++ b/arch/powerpc/mm/book3s32/mmu.c
@@ -473,3 +473,7 @@ void __init setup_kuap(bool disabled)
 		pr_warn("KUAP cannot be disabled yet on 6xx when compiled in\n");
 }
 #endif
+
+void __init early_init_mmu(void)
+{
+}
diff --git a/arch/powerpc/mm/book3s32/tlb.c b/arch/powerpc/mm/book3s32/tlb.c
index 0d412953fe58..19f0ef950d77 100644
--- a/arch/powerpc/mm/book3s32/tlb.c
+++ b/arch/powerpc/mm/book3s32/tlb.c
@@ -104,7 +104,3 @@ void hash__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr)
 		flush_hash_pages(mm->context.id, vmaddr, pmd_val(*pmd), 1);
 }
 EXPORT_SYMBOL(hash__flush_tlb_page);
-
-void __init early_init_mmu(void)
-{
-}
-- 
2.25.0