CC: Greg Kroah-Hartman <greg@xxxxxxxxx> CC: Peng Tao <tao.peng@xxxxxxx> CC: Andreas Dilger <andreas.dilger@xxxxxxxxx> CC: hpdd-discuss@xxxxxxxxxxxx Signed-off-by: Jan Kara <jack@xxxxxxx> --- drivers/staging/lustre/lustre/llite/rw26.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/staging/lustre/lustre/llite/rw26.c b/drivers/staging/lustre/lustre/llite/rw26.c index 96c29ad2fc8c..7e3e0967993b 100644 --- a/drivers/staging/lustre/lustre/llite/rw26.c +++ b/drivers/staging/lustre/lustre/llite/rw26.c @@ -202,11 +202,8 @@ static inline int ll_get_user_pages(int rw, unsigned long user_addr, OBD_ALLOC_LARGE(*pages, *max_pages * sizeof(**pages)); if (*pages) { - down_read(¤t->mm->mmap_sem); - result = get_user_pages(current, current->mm, user_addr, - *max_pages, (rw == READ), 0, *pages, - NULL); - up_read(¤t->mm->mmap_sem); + result = get_user_pages_fast(user_addr, *max_pages, + (rw == READ), *pages); if (unlikely(result <= 0)) OBD_FREE_LARGE(*pages, *max_pages * sizeof(**pages)); } -- 1.8.1.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>