diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2010-01-14 06:17:18 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-15 01:43:28 -0800 |
| commit | 5da779c34ccff5e1e617892b6c8bd8260fb1f04c (patch) | |
| tree | fbcaab087c066b7e4c294a9150e56bc742ebee38 /mm/mmu_context.c | |
| parent | 05c2828c72c4eabf62376adfe27bd24797621f62 (diff) | |
| download | lwn-5da779c34ccff5e1e617892b6c8bd8260fb1f04c.tar.gz lwn-5da779c34ccff5e1e617892b6c8bd8260fb1f04c.zip | |
mm: export use_mm/unuse_mm to modules
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 <aarcange@redhat.com>
Acked-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'mm/mmu_context.c')
| -rw-r--r-- | 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 ded9081f4021..0777654147c9 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); |