From 7ebc540b3524c77dc4370c497dc7af2b44ac5281 Mon Sep 17 00:00:00 2001 From: David Howells Date: Mon, 25 Sep 2023 13:03:01 +0100 Subject: infiniband: Use user_backed_iter() to see if iterator is UBUF/IOVEC Use user_backed_iter() to see if iterator is UBUF/IOVEC rather than poking inside the iterator. Signed-off-by: David Howells Link: https://lore.kernel.org/r/20230925120309.1731676-5-dhowells@redhat.com cc: Dennis Dalessandro cc: Jason Gunthorpe cc: Leon Romanovsky cc: linux-rdma@vger.kernel.org Signed-off-by: Christian Brauner --- drivers/infiniband/hw/hfi1/file_ops.c | 2 +- drivers/infiniband/hw/qib/qib_file_ops.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index a5ab22cedd41..788fc249234f 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -267,7 +267,7 @@ static ssize_t hfi1_write_iter(struct kiocb *kiocb, struct iov_iter *from) if (!HFI1_CAP_IS_KSET(SDMA)) return -EINVAL; - if (!from->user_backed) + if (!user_backed_iter(from)) return -EINVAL; idx = srcu_read_lock(&fd->pq_srcu); pq = srcu_dereference(fd->pq, &fd->pq_srcu); diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 152952127f13..29e4c59aa23b 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -2244,7 +2244,7 @@ static ssize_t qib_write_iter(struct kiocb *iocb, struct iov_iter *from) struct qib_ctxtdata *rcd = ctxt_fp(iocb->ki_filp); struct qib_user_sdma_queue *pq = fp->pq; - if (!from->user_backed || !from->nr_segs || !pq) + if (!user_backed_iter(from) || !from->nr_segs || !pq) return -EINVAL; return qib_user_sdma_writev(rcd, pq, iter_iov(from), from->nr_segs); -- cgit v1.2.3