From 731ecea3e5495aa6bd3cb8587f5267cf5e4220e2 Mon Sep 17 00:00:00 2001
From: Christophe Leroy <christophe.leroy@csgroup.eu>
Date: Fri, 18 Dec 2020 14:07:58 +0000
Subject: mm: Remove arch_remap() and mm-arch-hooks.h

powerpc was the last provider of arch_remap() and the last
user of mm-arch-hooks.h.

Since commit 526a9c4a7234 ("powerpc/vdso: Provide vdso_remap()"),
arch_remap() hence mm-arch-hooks.h are not used anymore.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Richard Weinberger <richard@nod.at>
---
 mm/mremap.c | 3 ---
 1 file changed, 3 deletions(-)

(limited to 'mm/mremap.c')

diff --git a/mm/mremap.c b/mm/mremap.c
index f554320281cc..a488eb3d1447 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -22,7 +22,6 @@
 #include <linux/syscalls.h>
 #include <linux/mmu_notifier.h>
 #include <linux/uaccess.h>
-#include <linux/mm-arch-hooks.h>
 #include <linux/userfaultfd_k.h>
 
 #include <asm/cacheflush.h>
@@ -562,8 +561,6 @@ static unsigned long move_vma(struct vm_area_struct *vma,
 		new_addr = err;
 	} else {
 		mremap_userfaultfd_prep(new_vma, uf);
-		arch_remap(mm, old_addr, old_addr + old_len,
-			   new_addr, new_addr + new_len);
 	}
 
 	/* Conceal VM_ACCOUNT so old reservation is not undone */
-- 
cgit