Re: [PATCH] Add `ww_mutex` support & abstraction for Rust tree

[kernel test robot <lkp@intel.com>]

Hi onur-ozkan,

kernel test robot noticed the following build errors:

[auto build test ERROR on rust/rust-next]
[also build test ERROR on linus/master v6.16-rc2 next-20250616]
[cannot apply to tip/locking/core]
[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/onur-ozkan/Add-ww_mutex-support-abstraction-for-Rust-tree/20250617-003523
base:   https://github.com/Rust-for-Linux/linux rust-next
patch link:    https://lore.kernel.org/r/20250616162448.31641-1-work%40onurozkan.dev
patch subject: [PATCH] Add `ww_mutex` support & abstraction for Rust tree
config: x86_64-randconfig-074-20250617 (https://download.01.org/0day-ci/archive/20250617/202506171422.JVA1Gpbc-lkp@intel.com/config)
compiler: clang version 20.1.2 (https://github.com/llvm/llvm-project 58df0ef89dd64126512e4ee27b4ac3fd8ddf6247)
rustc: rustc 1.78.0 (9b00956e5 2024-04-29)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250617/202506171422.JVA1Gpbc-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506171422.JVA1Gpbc-lkp@intel.com/

All errors (new ones prefixed by >>):

   ***
   *** Rust bindings generator 'bindgen' < 0.69.5 together with libclang >= 19.1
   *** may not work due to a bug (https://github.com/rust-lang/rust-bindgen/pull/2824),
   *** unless patched (like Debian's).
   ***   Your bindgen version:  0.65.1
   ***   Your libclang version: 20.1.2
   ***
   ***
   *** Please see Documentation/rust/quick-start.rst for details
   *** on how to set up the Rust support.
   ***
>> error[E0063]: missing field `__bindgen_anon_1` in initializer of `bindings::lock_class_key`
   --> rust/kernel/sync/lock/ww_mutex.rs:52:26
   |
   52 |             acquire_key: bindings::lock_class_key {},
   |                          ^^^^^^^^^^^^^^^^^^^^^^^^ missing `__bindgen_anon_1`
--
>> error[E0063]: missing field `__bindgen_anon_1` in initializer of `bindings::lock_class_key`
   --> rust/kernel/sync/lock/ww_mutex.rs:53:24
   |
   53 |             mutex_key: bindings::lock_class_key {},
   |                        ^^^^^^^^^^^^^^^^^^^^^^^^ missing `__bindgen_anon_1`

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