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-rw-r--r--fs/direct-io.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 9e81addbd6e..9606ee848fd 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -150,17 +150,11 @@ static int dio_refill_pages(struct dio *dio)
int nr_pages;
nr_pages = min(dio->total_pages - dio->curr_page, DIO_PAGES);
- down_read(&current->mm->mmap_sem);
- ret = get_user_pages(
- current, /* Task for fault acounting */
- current->mm, /* whose pages? */
+ ret = get_user_pages_fast(
dio->curr_user_address, /* Where from? */
nr_pages, /* How many pages? */
dio->rw == READ, /* Write to memory? */
- 0, /* force (?) */
- &dio->pages[0],
- NULL); /* vmas */
- up_read(&current->mm->mmap_sem);
+ &dio->pages[0]); /* Put results here */
if (ret < 0 && dio->blocks_available && (dio->rw & WRITE)) {
struct page *page = ZERO_PAGE(0);