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@xxxxxxxxxx> Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx> --- 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.rc2 _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/virtualization
