Re: [PATCH v2 1/2] rust: move ARef and AlwaysRefCounted to sync::aref

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

Hi Shankari,

kernel test robot noticed the following build errors:

[auto build test ERROR on 0303584766b7bdb6564c7e8f13e0b59b6ef44984]

url:    https://github.com/intel-lab-lkp/linux/commits/Shankari-Anand/rust-update-ARef-and-AlwaysRefCounted-call-sites-to-import-from-sync-aref/20250625-191416
base:   0303584766b7bdb6564c7e8f13e0b59b6ef44984
patch link:    https://lore.kernel.org/r/20250625111133.698481-1-shankari.ak0208%40gmail.com
patch subject: [PATCH v2 1/2] rust: move ARef and AlwaysRefCounted to sync::aref
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250702/202507021852.OMX5AiRy-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
rustc: rustc 1.78.0 (9b00956e5 2024-04-29)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250702/202507021852.OMX5AiRy-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/202507021852.OMX5AiRy-lkp@intel.com/

All errors (new ones prefixed by >>):

   PATH=/opt/cross/clang-18/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
   INFO PATH=/opt/cross/rustc-1.78.0-bindgen-0.65.1/cargo/bin:/opt/cross/clang-18/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
   /usr/bin/timeout -k 100 12h /usr/bin/make KCFLAGS= -fno-crash-diagnostics -Wno-error=return-type -Wreturn-type -funsigned-char -Wundef W=1 --keep-going LLVM=1 -j32 -C source O=/kbuild/obj/consumer/x86_64-rhel-9.4-rust ARCH=x86_64 SHELL=/bin/bash rustfmtcheck
   make: Entering directory '/kbuild/src/consumer'
   make[1]: Entering directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust'
>> Diff in rust/kernel/sync/aref.rs at line 10:
    //!
    //! For Rust-managed objects, prefer using [`Arc`](crate::sync::Arc) instead.
    
   -use core::{
   -    marker::PhantomData,
   -    mem::ManuallyDrop,
   -    ops::Deref,
   -    ptr::NonNull,
   -};
   +use core::{marker::PhantomData, mem::ManuallyDrop, ops::Deref, ptr::NonNull};
    
    /// Trait for types that are _always_ reference-counted.
    ///
>> Diff in rust/kernel/sync/aref.rs at line 10:
    //!
    //! For Rust-managed objects, prefer using [`Arc`](crate::sync::Arc) instead.
    
   -use core::{
   -    marker::PhantomData,
   -    mem::ManuallyDrop,
   -    ops::Deref,
   -    ptr::NonNull,
   -};
   +use core::{marker::PhantomData, mem::ManuallyDrop, ops::Deref, ptr::NonNull};
    
    /// Trait for types that are _always_ reference-counted.
    ///
>> Diff in rust/kernel/sync/aref.rs at line 10:
    //!
    //! For Rust-managed objects, prefer using [`Arc`](crate::sync::Arc) instead.
    
   -use core::{
   -    marker::PhantomData,
   -    mem::ManuallyDrop,
   -    ops::Deref,
   -    ptr::NonNull,
   -};
   +use core::{marker::PhantomData, mem::ManuallyDrop, ops::Deref, ptr::NonNull};
    
    /// Trait for types that are _always_ reference-counted.
    ///
   make[1]: Leaving directory '/kbuild/obj/consumer/x86_64-rhel-9.4-rust'
   make: *** [Makefile:248: __sub-make] Error 2
   make: Target 'rustfmtcheck' not remade because of errors.
   make: Leaving directory '/kbuild/src/consumer'
   make[1]: *** [Makefile:248: __sub-make] Error 2
   make[1]: Target 'rustfmtcheck' not remade because of errors.
   make[2]: *** [Makefile:1831: rustfmt] Error 123
   make[2]: Target 'rustfmtcheck' not remade because of errors.

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