From e1d6d01ab491bee6cfa02f2c10db50f31de85e79 Mon Sep 17 00:00:00 2001
From: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Fri, 12 Dec 2014 16:55:27 -0800
Subject: mm: export find_extend_vma() and handle_mm_fault() for driver use

This lets drivers like the AMD IOMMUv2 driver handle faults a bit more
simply, rather than doing tricks with page refs and get_user_pages().

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Oded Gabbay <oded.gabbay@amd.com>
Cc: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 mm/mmap.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mm/mmap.c')

diff --git a/mm/mmap.c b/mm/mmap.c
index 0d84b2f86f3b..7b36aa7cc89a 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2362,6 +2362,8 @@ find_extend_vma(struct mm_struct *mm, unsigned long addr)
 }
 #endif
 
+EXPORT_SYMBOL_GPL(find_extend_vma);
+
 /*
  * Ok - we have the memory areas we should free on the vma list,
  * so release them, and do the vma updates.
-- 
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