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From: Gleb Natapov on 5 Jan 2010 09:20
KVM will use it to try and find a page without falling back to slow
gup. That is why get_user_pages_fast() is not enough.

Signed-off-by: Gleb Natapov <gleb(a)redhat.com>
---
arch/x86/mm/gup.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/x86/mm/gup.c b/arch/x86/mm/gup.c
index 71da1bc..cea0dfe 100644
--- a/arch/x86/mm/gup.c
+++ b/arch/x86/mm/gup.c
@@ -8,6 +8,7 @@
#include <linux/mm.h>
#include <linux/vmstat.h>
#include <linux/highmem.h>
+#include <linux/module.h>

#include <asm/pgtable.h>

@@ -274,6 +275,7 @@ int __get_user_pages_fast(unsigned long start, int nr_pages, int write,

return nr;
}
+EXPORT_SYMBOL_GPL(__get_user_pages_fast);

/**
* get_user_pages_fast() - pin user pages in memory
--
1.6.5

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