diff options
Diffstat (limited to 'arch/sh/mm/gup.c')
| -rw-r--r-- | arch/sh/mm/gup.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c index 37458f38b22..e7af6a65baa 100644 --- a/arch/sh/mm/gup.c +++ b/arch/sh/mm/gup.c @@ -17,7 +17,7 @@ static inline pte_t gup_get_pte(pte_t *ptep) { #ifndef CONFIG_X2TLB - return ACCESS_ONCE(*ptep); + return READ_ONCE(*ptep); #else /* * With get_user_pages_fast, we walk down the pagetables without @@ -257,10 +257,8 @@ slow_irqon: start += nr << PAGE_SHIFT; pages += nr; - down_read(&mm->mmap_sem); - ret = get_user_pages(current, mm, start, - (end - start) >> PAGE_SHIFT, write, 0, pages, NULL); - up_read(&mm->mmap_sem); + ret = get_user_pages_unlocked(current, mm, start, + (end - start) >> PAGE_SHIFT, write, 0, pages); /* Have to be a bit careful with return values */ if (nr > 0) { |