From 664b21e717cfe4781137263f2555da335549210e Mon Sep 17 00:00:00 2001 From: Ira Weiny Date: Mon, 13 May 2019 17:17:21 -0700 Subject: IB/qib: use the new FOLL_LONGTERM flag to get_user_pages_fast() Use the new FOLL_LONGTERM to get_user_pages_fast() to protect against FS DAX pages being mapped. Link: http://lkml.kernel.org/r/20190328084422.29911-7-ira.weiny@intel.com Link: http://lkml.kernel.org/r/20190317183438.2057-7-ira.weiny@intel.com Signed-off-by: Ira Weiny Reviewed-by: Dan Williams Cc: Aneesh Kumar K.V Cc: Benjamin Herrenschmidt Cc: Borislav Petkov Cc: "David S. Miller" Cc: Heiko Carstens Cc: Ingo Molnar Cc: James Hogan Cc: Jason Gunthorpe Cc: John Hubbard Cc: "Kirill A. Shutemov" Cc: Martin Schwidefsky Cc: Michal Hocko Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Ralf Baechle Cc: Rich Felker Cc: Thomas Gleixner Cc: Yoshinori Sato Cc: Mike Marshall Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/infiniband/hw/qib/qib_user_sdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c index ef19d39a44b1..0c204776263f 100644 --- a/drivers/infiniband/hw/qib/qib_user_sdma.c +++ b/drivers/infiniband/hw/qib/qib_user_sdma.c @@ -670,7 +670,7 @@ static int qib_user_sdma_pin_pages(const struct qib_devdata *dd, else j = npages; - ret = get_user_pages_fast(addr, j, 0, pages); + ret = get_user_pages_fast(addr, j, FOLL_LONGTERM, pages); if (ret != j) { i = 0; j = ret; -- cgit v1.2.3