From: Arnd Bergmann arnd@arndb.de
[ Upstream commit 74f75cda754eb69a77f910ceb5bc85f8e9ba56a5 ]
HPAGE_SHIFT is only defined on architectures that support hugepages:
drivers/infiniband/core/umem_odp.c: In function 'ib_umem_odp_get': drivers/infiniband/core/umem_odp.c:245:26: error: 'HPAGE_SHIFT' undeclared (first use in this function); did you mean 'PAGE_SHIFT'?
Enclose this in an #ifdef.
Fixes: 9ff1b6466a29 ("IB/core: Fix ODP with IB_ACCESS_HUGETLB handling") Link: https://lore.kernel.org/r/20200109084740.2872079-1-arnd@arndb.de Signed-off-by: Arnd Bergmann arnd@arndb.de Reviewed-by: Jason Gunthorpe jgg@mellanox.com Signed-off-by: Jason Gunthorpe jgg@mellanox.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/core/umem_odp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index f42fa31c24a29..b9baf7d0a5cb7 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -241,10 +241,11 @@ struct ib_umem_odp *ib_umem_odp_get(struct ib_udata *udata, unsigned long addr, umem_odp->umem.owning_mm = mm = current->mm; umem_odp->notifier.ops = ops;
+ umem_odp->page_shift = PAGE_SHIFT; +#ifdef CONFIG_HUGETLB_PAGE if (access & IB_ACCESS_HUGETLB) umem_odp->page_shift = HPAGE_SHIFT; - else - umem_odp->page_shift = PAGE_SHIFT; +#endif
umem_odp->tgid = get_task_pid(current->group_leader, PIDTYPE_PID); ret = ib_init_umem_odp(umem_odp, ops);