linux-kernel - [PATCH v4 0/3] Additional improvements for dma coherent allocator

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Message-ID: <20250602085444.1925053-1-abdiel.janulgue@gmail.com>
Date: Mon,  2 Jun 2025 11:53:10 +0300
From: Abdiel Janulgue <abdiel.janulgue@...il.com>
To: acourbot@...dia.com,
	dakr@...nel.org
Cc: Miguel Ojeda <ojeda@...nel.org>,
	Alex Gaynor <alex.gaynor@...il.com>,
	Boqun Feng <boqun.feng@...il.com>,
	Gary Guo <gary@...yguo.net>,
	Björn Roy Baron <bjorn3_gh@...tonmail.com>,
	Benno Lossin <benno.lossin@...ton.me>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Alice Ryhl <aliceryhl@...gle.com>,
	Trevor Gross <tmgross@...ch.edu>,
	Valentin Obst <kernel@...entinobst.de>,
	linux-kernel@...r.kernel.org (open list),
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Robin Murphy <robin.murphy@....com>,
	airlied@...hat.com,
	rust-for-linux@...r.kernel.org,
	iommu@...ts.linux.dev (open list:DMA MAPPING HELPERS),
	Petr Tesarik <petr@...arici.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Sui Jingfeng <sui.jingfeng@...ux.dev>,
	Randy Dunlap <rdunlap@...radead.org>,
	Michael Kelley <mhklinux@...look.com>,
	Abdiel Janulgue <abdiel.janulgue@...il.com>
Subject: [PATCH v4 0/3] Additional improvements for dma coherent allocator

Changes since v3:
- Improve document clarity and move the range checker in as_slice/write
  to a common function (Alexandre Courbot).
Link to v3: https://lore.kernel.org/lkml/20250425073726.1027068-1-abdiel.janulgue@gmail.com/

Changes since v2:
- Rebase update, add fix from Alexandre Courbot, commit clarifications,
  minor sample driver improvements in error handling.
Link to v1: https://lore.kernel.org/lkml/20250410085916.546511-1-abdiel.janulgue@gmail.com/

Changes since v1:
- Pull in reviewed-by tags and include links.
- Improve error handling in rust dma sample driver.
- Clarifications in documentation.

Abdiel Janulgue (3):
  rust: dma: clarify wording and be consistent in `coherent`
    nomenclature
  rust: dma: convert the read/write macros to return Result
  rust: dma: add as_slice/write functions for CoherentAllocation

 rust/kernel/dma.rs       | 150 +++++++++++++++++++++++++++++++--------
 samples/rust/rust_dma.rs |  28 ++++----
 2 files changed, 137 insertions(+), 41 deletions(-)


base-commit: 7a17bbc1d952057898cb0739e60665908fbb8c72
-- 
2.43.0