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Date:   Sun, 10 Sep 2017 13:44:47 -0700
From:   Guenter Roeck <>
To:     "David S . Miller" <>
        Guenter Roeck <>
Subject: [PATCH] sparc64: mmu_context: Add missing include files

Fix the following build errors.

In file included from arch/sparc/include/asm/mmu_context.h:4:0,
                 from include/linux/mmu_context.h:4,
		 from drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h:29,
		 from drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c:23:
arch/sparc/include/asm/mmu_context_64.h:22:37: error:
	unknown type name 'per_cpu_secondary_mm'

arch/sparc/include/asm/mmu_context_64.h: In function 'switch_mm':
arch/sparc/include/asm/mmu_context_64.h:79:2: error:
	implicit declaration of function 'smp_processor_id'

Fixes: 70539bd79500 ("drm/amd: Update MEC HQD loading code for KFD")
Signed-off-by: Guenter Roeck <>
"Exposed-by:" instead of "Fixes:" might be more appropriate.

 arch/sparc/include/asm/mmu_context_64.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h
index 87841d687f8d..a34315e1f0ed 100644
--- a/arch/sparc/include/asm/mmu_context_64.h
+++ b/arch/sparc/include/asm/mmu_context_64.h
@@ -7,9 +7,11 @@
 #include <linux/spinlock.h>
 #include <linux/mm_types.h>
+#include <linux/smp.h>
 #include <asm/spitfire.h>
 #include <asm-generic/mm_hooks.h>
+#include <asm/percpu.h>
 static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)

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