rust/helpers/scatterlist.c

Source file repositories/reference/linux-study-clean/rust/helpers/scatterlist.c

File Facts

System
Linux kernel
Corpus path
rust/helpers/scatterlist.c
Extension
.c
Size
602 bytes
Lines
27
Domain
Rust Kernel Layer
Bucket
Rust API Membrane
Inferred role
Rust Kernel Layer: implementation source
Status
source implementation candidate

Why This File Exists

Rust-side wrappers and abstractions around kernel C APIs, ownership contracts, allocation, synchronization, and module integration.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0

#include <linux/dma-direction.h>

__rust_helper dma_addr_t rust_helper_sg_dma_address(struct scatterlist *sg)
{
	return sg_dma_address(sg);
}

__rust_helper unsigned int rust_helper_sg_dma_len(struct scatterlist *sg)
{
	return sg_dma_len(sg);
}

__rust_helper struct scatterlist *rust_helper_sg_next(struct scatterlist *sg)
{
	return sg_next(sg);
}

__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);
}

Annotation

Implementation Notes