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-rw-r--r--include/linux/uio.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h
index 55ce99ddb912..ecf584f6b82d 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -11,6 +11,7 @@
#include <linux/kernel.h>
#include <linux/thread_info.h>
+#include <crypto/hash.h>
#include <uapi/linux/uio.h>
struct page;
@@ -266,9 +267,11 @@ static inline void iov_iter_reexpand(struct iov_iter *i, size_t count)
{
i->count = count;
}
-size_t csum_and_copy_to_iter(const void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
+size_t csum_and_copy_to_iter(const void *addr, size_t bytes, void *csump, struct iov_iter *i);
size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
bool csum_and_copy_from_iter_full(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
+size_t hash_and_copy_to_iter(const void *addr, size_t bytes, void *hashp,
+ struct iov_iter *i);
int import_iovec(int type, const struct iovec __user * uvector,
unsigned nr_segs, unsigned fast_segs,