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| author | Jens Axboe <axboe@kernel.dk> | 2023-03-29 17:52:15 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-03-30 17:12:29 +0300 |
| commit | de4f5fed3f231a8ff4790bf52975f847b95b85ea (patch) | |
| tree | 0f546e08dadb0145ca9347ce3fc2b8936d48c5f6 /drivers/infiniband/hw/hfi1 | |
| parent | 0a2481cde24f78f503cbc066df2c9c160e64cfd6 (diff) | |
| download | linux-de4f5fed3f231a8ff4790bf52975f847b95b85ea.tar.xz | |
iov_iter: add iter_iovec() helper
This returns a pointer to the current iovec entry in the iterator. Only
useful with ITER_IOVEC right now, but it prepares us to treat ITER_UBUF
and ITER_IOVEC identically for the first segment.
Rename struct iov_iter->iov to iov_iter->__iov to find any potentially
troublesome spots, and also to prevent anyone from adding new code that
accesses iter->iov directly.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/infiniband/hw/hfi1')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/file_ops.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c index b1d6ca7e9708..3065db9d6bb9 100644 --- a/drivers/infiniband/hw/hfi1/file_ops.c +++ b/drivers/infiniband/hw/hfi1/file_ops.c @@ -287,11 +287,12 @@ static ssize_t hfi1_write_iter(struct kiocb *kiocb, struct iov_iter *from) } while (dim) { + const struct iovec *iov = iter_iov(from); int ret; unsigned long count = 0; ret = hfi1_user_sdma_process_request( - fd, (struct iovec *)(from->iov + done), + fd, (struct iovec *)(iov + done), dim, &count); if (ret) { reqs = ret; |