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-rw-r--r--rust/helpers.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/rust/helpers.c b/rust/helpers.c
index 305f0577fae9..92d3c03ae1bd 100644
--- a/rust/helpers.c
+++ b/rust/helpers.c
@@ -23,6 +23,7 @@
#include <kunit/test-bug.h>
#include <linux/bug.h>
#include <linux/build_bug.h>
+#include <linux/device.h>
#include <linux/err.h>
#include <linux/errname.h>
#include <linux/gfp.h>
@@ -220,3 +221,19 @@ static_assert(
__alignof__(size_t) == __alignof__(uintptr_t),
"Rust code expects C `size_t` to match Rust `usize`"
);
+
+// This will soon be moved to a separate file, so no need to merge with above.
+#include <linux/blk-mq.h>
+#include <linux/blkdev.h>
+
+void *rust_helper_blk_mq_rq_to_pdu(struct request *rq)
+{
+ return blk_mq_rq_to_pdu(rq);
+}
+EXPORT_SYMBOL_GPL(rust_helper_blk_mq_rq_to_pdu);
+
+struct request *rust_helper_blk_mq_rq_from_pdu(void *pdu)
+{
+ return blk_mq_rq_from_pdu(pdu);
+}
+EXPORT_SYMBOL_GPL(rust_helper_blk_mq_rq_from_pdu);