diff options
Diffstat (limited to 'include/linux/uio.h')
| -rw-r--r-- | include/linux/uio.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h index 27e3fd942960..4218624b7f78 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -51,7 +51,8 @@ struct iov_iter { }; size_t count; union { - const struct iovec *iov; + /* use iter_iov() to get the current vec */ + const struct iovec *__iov; const struct kvec *kvec; const struct bio_vec *bvec; struct xarray *xarray; @@ -68,6 +69,8 @@ struct iov_iter { }; }; +#define iter_iov(iter) (iter)->__iov + static inline enum iter_type iov_iter_type(const struct iov_iter *i) { return i->iter_type; @@ -146,9 +149,9 @@ static inline size_t iov_length(const struct iovec *iov, unsigned long nr_segs) static inline struct iovec iov_iter_iovec(const struct iov_iter *iter) { return (struct iovec) { - .iov_base = iter->iov->iov_base + iter->iov_offset, + .iov_base = iter_iov(iter)->iov_base + iter->iov_offset, .iov_len = min(iter->count, - iter->iov->iov_len - iter->iov_offset), + iter_iov(iter)->iov_len - iter->iov_offset), }; } |