new helper: iov_iter_get_pages_alloc()

[deliverable/linux.git] / include / linux / uio.h

diff --git a/include/linux/uio.h b/include/linux/uio.h
index 2f8825b066808d2741c03947c5db17eb3f9d4e09..4876e9f2a58f43b7178617d9b9c1a71d5ad75986 100644 (file)
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -73,6 +73,8 @@ void iov_iter_init(struct iov_iter *i, int direction, const struct iovec *iov,
                        unsigned long nr_segs, size_t count);
 ssize_t iov_iter_get_pages(struct iov_iter *i, struct page **pages,
                        size_t maxsize, size_t *start);
+ssize_t iov_iter_get_pages_alloc(struct iov_iter *i, struct page ***pages,
+                       size_t maxsize, size_t *start);
 int iov_iter_npages(const struct iov_iter *i, int maxpages);
 
 static inline size_t iov_iter_count(struct iov_iter *i)