rust: scatterlist: add __rust_helper to helpers

This is needed to inline these helpers into Rust code.

Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20251202-define-rust-helper-v1-36-a2e13cbc17a6@google.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>

diff --git a/rust/helpers/scatterlist.c b/rust/helpers/scatterlist.c
index 80c956ee09ab4119a0951709c6f339a2a2c23894..f3c41ea5e20162d670d37557165de71325356351 100644 (file)
--- a/rust/helpers/scatterlist.c
+++ b/rust/helpers/scatterlist.c
@@ -2,23 +2,25 @@
 
 #include <linux/dma-direction.h>
 
-dma_addr_t rust_helper_sg_dma_address(struct scatterlist *sg)
+__rust_helper dma_addr_t rust_helper_sg_dma_address(struct scatterlist *sg)
 {
        return sg_dma_address(sg);
 }
 
-unsigned int rust_helper_sg_dma_len(struct scatterlist *sg)
+__rust_helper unsigned int rust_helper_sg_dma_len(struct scatterlist *sg)
 {
        return sg_dma_len(sg);
 }
 
-struct scatterlist *rust_helper_sg_next(struct scatterlist *sg)
+__rust_helper struct scatterlist *rust_helper_sg_next(struct scatterlist *sg)
 {
        return sg_next(sg);
 }
 
-void rust_helper_dma_unmap_sgtable(struct device *dev, struct sg_table *sgt,
-                                  enum dma_data_direction dir, unsigned long attrs)
+__rust_helper void rust_helper_dma_unmap_sgtable(struct device *dev,
+                                                struct sg_table *sgt,
+                                                enum dma_data_direction dir,
+                                                unsigned long attrs)
 {
        return dma_unmap_sgtable(dev, sgt, dir, attrs);
 }