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    Subject[RESEND PATCH 6/7] IB/qib: Use the new FOLL_LONGTERM flag to get_user_pages_fast()
    Date
    From: Ira Weiny <ira.weiny@intel.com>

    Use the new FOLL_LONGTERM to get_user_pages_fast() to protect against
    FS DAX pages being mapped.

    Signed-off-by: Ira Weiny <ira.weiny@intel.com>
    ---
    drivers/infiniband/hw/qib/qib_user_sdma.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/infiniband/hw/qib/qib_user_sdma.c b/drivers/infiniband/hw/qib/qib_user_sdma.c
    index 31c523b2a9f5..b53cc0240e02 100644
    --- a/drivers/infiniband/hw/qib/qib_user_sdma.c
    +++ b/drivers/infiniband/hw/qib/qib_user_sdma.c
    @@ -673,7 +673,7 @@ 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;
    --
    2.20.1
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