linux-kernel - Re: [PATCH v8 2/2] rust: add dma coherent allocator abstraction.

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Message-ID: <202501120855.PXuydC6T-lkp@intel.com>
Date: Sun, 12 Jan 2025 08:41:22 +0800
From: kernel test robot <lkp@...el.com>
To: Abdiel Janulgue <abdiel.janulgue@...il.com>,
	daniel.almeida@...labora.com, aliceryhl@...gle.com,
	robin.murphy@....com, rust-for-linux@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	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>,
	Trevor Gross <tmgross@...ch.edu>,
	Danilo Krummrich <dakr@...nel.org>,
	Valentin Obst <kernel@...entinobst.de>,
	linux-kernel@...r.kernel.org, Christoph Hellwig <hch@....de>,
	Marek Szyprowski <m.szyprowski@...sung.com>, airlied@...hat.com,
	iommu@...ts.linux.dev, Abdiel Janulgue <abdiel.janulgue@...il.com>
Subject: Re: [PATCH v8 2/2] rust: add dma coherent allocator abstraction.

Hi Abdiel,

kernel test robot noticed the following build errors:

[auto build test ERROR on v6.13-rc6]
[also build test ERROR on linus/master]
[cannot apply to next-20250110]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Abdiel-Janulgue/rust-error-Add-EOVERFLOW/20250108-202929
base:   v6.13-rc6
patch link:    https://lore.kernel.org/r/20250108122825.136021-3-abdiel.janulgue%40gmail.com
patch subject: [PATCH v8 2/2] rust: add dma coherent allocator abstraction.
config: um-randconfig-001-20250112 (https://download.01.org/0day-ci/archive/20250112/202501120855.PXuydC6T-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project f5cd181ffbb7cb61d582fe130d46580d5969d47a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250112/202501120855.PXuydC6T-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501120855.PXuydC6T-lkp@intel.com/

All errors (new ones prefixed by >>):

>> error[E0425]: cannot find function `dma_alloc_attrs` in crate `bindings`
   --> rust/kernel/dma.rs:145:23
   |
   145   |               bindings::dma_alloc_attrs(
   |                         ^^^^^^^^^^^^^^^ help: a function with a similar name exists: `dma_alloc_pages`
   |
   ::: rust/bindings/bindings_generated.rs:39433:5
   |
   39433 | /     pub fn dma_alloc_pages(
   39434 | |         dev: *mut device,
   39435 | |         size: usize,
   39436 | |         dma_handle: *mut dma_addr_t,
   39437 | |         dir: dma_data_direction,
   39438 | |         gfp: gfp_t,
   39439 | |     ) -> *mut page;
   | |__________________- similarly named function `dma_alloc_pages` defined here
--
>> error[E0425]: cannot find function `dma_free_attrs` in crate `bindings`
   --> rust/kernel/dma.rs:262:23
   |
   262   |               bindings::dma_free_attrs(
   |                         ^^^^^^^^^^^^^^ help: a function with a similar name exists: `dma_free_pages`
   |
   ::: rust/bindings/bindings_generated.rs:39442:5
   |
   39442 | /     pub fn dma_free_pages(
   39443 | |         dev: *mut device,
   39444 | |         size: usize,
   39445 | |         page: *mut page,
   39446 | |         dma_handle: dma_addr_t,
   39447 | |         dir: dma_data_direction,
   39448 | |     );
   | |_____- similarly named function `dma_free_pages` defined here

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki