summaryrefslogtreecommitdiff
path: root/arch/um/kernel/tlb.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/um/kernel/tlb.c')
-rw-r--r--arch/um/kernel/tlb.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c
index ad449173a1a1..7d050ab0f78a 100644
--- a/arch/um/kernel/tlb.c
+++ b/arch/um/kernel/tlb.c
@@ -314,8 +314,8 @@ static inline int update_p4d_range(pgd_t *pgd, unsigned long addr,
return ret;
}
-void fix_range_common(struct mm_struct *mm, unsigned long start_addr,
- unsigned long end_addr, int force)
+static void fix_range_common(struct mm_struct *mm, unsigned long start_addr,
+ unsigned long end_addr, int force)
{
pgd_t *pgd;
struct host_vm_change hvc;
@@ -597,6 +597,8 @@ void force_flush_all(void)
struct vm_area_struct *vma;
VMA_ITERATOR(vmi, mm, 0);
+ mmap_read_lock(mm);
for_each_vma(vmi, vma)
fix_range(mm, vma->vm_start, vma->vm_end, 1);
+ mmap_read_unlock(mm);
}