[PATCHv7 2/3] mm: export use_mm/unuse_mm to modules
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2009-11-03 17:27:12
Also in:
kvm, linux-mm, lkml
Subsystem:
memory management, the rest · Maintainers:
Andrew Morton, Linus Torvalds
vhost net module wants to do copy to/from user from a kernel thread, which needs use_mm. Export it to modules. Acked-by: Andrea Arcangeli <redacted> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> --- mm/mmu_context.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/mm/mmu_context.c b/mm/mmu_context.c
index ded9081..0777654 100644
--- a/mm/mmu_context.c
+++ b/mm/mmu_context.c@@ -5,6 +5,7 @@ #include <linux/mm.h> #include <linux/mmu_context.h> +#include <linux/module.h> #include <linux/sched.h> #include <asm/mmu_context.h>
@@ -37,6 +38,7 @@ void use_mm(struct mm_struct *mm) if (active_mm != mm) mmdrop(active_mm); } +EXPORT_SYMBOL_GPL(use_mm); /* * unuse_mm
@@ -56,3 +58,4 @@ void unuse_mm(struct mm_struct *mm) enter_lazy_tlb(mm, tsk); task_unlock(tsk); } +EXPORT_SYMBOL_GPL(unuse_mm);
--
1.6.5.2.143.g8cc62
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