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-rw-r--r--include/linux/uio.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/uio.h b/include/linux/uio.h
index a41e252..1c5e453 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -101,6 +101,11 @@ static inline size_t iov_iter_count(struct iov_iter *i)
return i->count;
}
+static inline bool iter_is_iovec(struct iov_iter *i)
+{
+ return !(i->type & (ITER_BVEC | ITER_KVEC));
+}
+
/*
* Cap the iov_iter by given limit; note that the second argument is
* *not* the new size - it's upper limit for such. Passing it a value
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