From: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Subject: userfaultfd: shmem: add tlbflush.h header for microblaze
It resolves this build error:
All errors (new ones prefixed by >>):
mm/shmem.c: In function 'shmem_mcopy_atomic_pte':
>> mm/shmem.c:2228:2: error: implicit declaration of function
'update_mmu_cache' [-Werror=implicit-function-declaration]
update_mmu_cache(dst_vma, dst_addr, dst_pte);
microblaze may have to be also updated to define it in asm/pgtable.h like
the other archs, then this header inclusion can be removed.
Link: http://lkml.kernel.org/r/20161216144821.5183-31-aarcange@xxxxxxxxxx
Signed-off-by: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: "Dr. David Alan Gilbert" <dgilbert@xxxxxxxxxx>
Cc: Hillf Danton <hillf.zj@xxxxxxxxxxxxxxx>
Cc: Michael Rapoport <RAPOPORT@xxxxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
Cc: Pavel Emelyanov <xemul@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/shmem.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN mm/shmem.c~userfaultfd-shmem-add-tlbflushh-header-for-microblaze mm/shmem.c
--- a/mm/shmem.c~userfaultfd-shmem-add-tlbflushh-header-for-microblaze
+++ a/mm/shmem.c
@@ -34,6 +34,8 @@
#include <linux/uio.h>
#include <linux/khugepaged.h>
+#include <asm/tlbflush.h> /* for arch/microblaze update_mmu_cache() */
+
static struct vfsmount *shm_mnt;
#ifdef CONFIG_SHMEM
_
--
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