From: Al Viro <viro@zeniv.linux.org.uk>
Date: Fri, 22 Sep 2017 22:18:55 +0000 (-0400)
Subject: st: use get_user_pages_fast()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=43bfe7bc3c2817f42548f650e82aa506d605c0a3;p=linux.git

st: use get_user_pages_fast()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 94e402ed30f6a..b141d7641a2e3 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -4920,11 +4920,7 @@ static int sgl_map_user_pages(struct st_buffer *STbp,
 
         /* Try to fault in all of the necessary pages */
         /* rw==READ means read from drive, write into memory area */
-	res = get_user_pages_unlocked(
-		uaddr,
-		nr_pages,
-		pages,
-		rw == READ ? FOLL_WRITE : 0); /* don't force */
+	res = get_user_pages_fast(uaddr, nr_pages, rw == READ, pages);
 
 	/* Errors and no page mapped should return here */
 	if (res < nr_pages)