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author | David Howells <dhowells@redhat.com> | 2023-09-25 13:03:01 +0100 |
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committer | Christian Brauner <brauner@kernel.org> | 2023-09-25 14:30:28 +0200 |
commit | 7ebc540b3524c77dc4370c497dc7af2b44ac5281 (patch) | |
tree | dce1e39785ee75ff099bd8cd6c1ae3614829cbb1 | |
parent | 1fcb71282e732a27b2d1d2003ab24d9f13f26e19 (diff) | |
download | linux-7ebc540b3524c77dc4370c497dc7af2b44ac5281.tar.gz linux-7ebc540b3524c77dc4370c497dc7af2b44ac5281.tar.bz2 linux-7ebc540b3524c77dc4370c497dc7af2b44ac5281.zip |
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 <dhowells@redhat.com>
Link: https://lore.kernel.org/r/20230925120309.1731676-5-dhowells@redhat.com
cc: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
cc: Jason Gunthorpe <jgg@ziepe.ca>
cc: Leon Romanovsky <leon@kernel.org>
cc: linux-rdma@vger.kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
-rw-r--r-- | drivers/infiniband/hw/hfi1/file_ops.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_file_ops.c | 2 |
2 files changed, 2 insertions, 2 deletions
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); |