diff options
| author | Gary Guo <gary@garyguo.net> | 2026-06-02 15:17:55 +0100 |
|---|---|---|
| committer | Miguel Ojeda <ojeda@kernel.org> | 2026-06-05 10:16:46 +0200 |
| commit | bd8e8087cff52c2d04e1934e9dbe14b84ff6c795 (patch) | |
| tree | 9ee8647d15917e8599335611d7e91d25577b419e /rust/kernel | |
| parent | 38c3cbf5072ed85cea1559cbb36a760f7dabb114 (diff) | |
rust: dma: update to keyworded index projection syntax
Demonstrate the preferred syntax of index projection in DMA documentation
and examples. A few `[i]?` cases are converted to demonstrate the new
variant.
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Gary Guo <gary@garyguo.net>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patch.msgid.link/20260602-projection-syntax-rework-v2-4-6989470f5440@garyguo.net
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
Diffstat (limited to 'rust/kernel')
| -rw-r--r-- | rust/kernel/dma.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/rust/kernel/dma.rs b/rust/kernel/dma.rs index 3e4d44749aaf..d6382904a90d 100644 --- a/rust/kernel/dma.rs +++ b/rust/kernel/dma.rs @@ -1152,8 +1152,8 @@ unsafe impl Sync for CoherentHandle {} /// unsafe impl kernel::transmute::AsBytes for MyStruct{}; /// /// # fn test(alloc: &kernel::dma::Coherent<[MyStruct]>) -> Result { -/// let whole = kernel::dma_read!(alloc, [2]?); -/// let field = kernel::dma_read!(alloc, [1]?.field); +/// let whole = kernel::dma_read!(alloc, [try: 2]); +/// let field = kernel::dma_read!(alloc, [panic: 1].field); /// # Ok::<(), Error>(()) } /// ``` #[macro_export] @@ -1189,8 +1189,8 @@ macro_rules! dma_read { /// unsafe impl kernel::transmute::AsBytes for MyStruct{}; /// /// # fn test(alloc: &kernel::dma::Coherent<[MyStruct]>) -> Result { -/// kernel::dma_write!(alloc, [2]?.member, 0xf); -/// kernel::dma_write!(alloc, [1]?, MyStruct { member: 0xf }); +/// kernel::dma_write!(alloc, [try: 2].member, 0xf); +/// kernel::dma_write!(alloc, [panic: 1], MyStruct { member: 0xf }); /// # Ok::<(), Error>(()) } /// ``` #[macro_export] |