linux-kernel - error[E0425]: cannot find value `__tracepoint_rust_sample

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Message-ID: <202412311507.14xdiaIX-lkp@intel.com>
Date: Tue, 31 Dec 2024 15:15:47 +0800
From: kernel test robot <lkp@...el.com>
To: Alice Ryhl <aliceryhl@...gle.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	"Steven Rostedt (Google)" <rostedt@...dmis.org>,
	Boqun Feng <boqun.feng@...il.com>
Subject: error[E0425]: cannot find value `__tracepoint_rust_sample_loaded` in
 crate `$crate::bindings`

Hi Alice,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   ccb98ccef0e543c2bd4ef1a72270461957f3d8d0
commit: 91d39024e1b02914cc5e2dbc137908e29b269ce4 rust: samples: add tracepoint to Rust sample
date:   8 weeks ago
config: x86_64-buildonly-randconfig-001-20241230 (https://download.01.org/0day-ci/archive/20241231/202412311507.14xdiaIX-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241231/202412311507.14xdiaIX-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/202412311507.14xdiaIX-lkp@intel.com/

All errors (new ones prefixed by >>):

>> error[E0425]: cannot find value `__tracepoint_rust_sample_loaded` in crate `$crate::bindings`
   --> samples/rust/rust_print.rs:87:5
   |
   87 | /     kernel::declare_trace! {
   88 | |         /// # Safety
   89 | |         ///
   90 | |         /// Always safe to call.
   91 | |         unsafe fn rust_sample_loaded(magic: c_int);
   92 | |     }
   | |_____^ not found in `$crate::bindings`
   |
   = note: this error originates in the macro `kernel::declare_trace` (in Nightly builds, run with -Z macro-backtrace for more info)
--
>> error[E0425]: cannot find function `rust_do_trace_rust_sample_loaded` in crate `$crate::bindings`
   --> samples/rust/rust_print.rs:87:5
   |
   87 | /     kernel::declare_trace! {
   88 | |         /// # Safety
   89 | |         ///
   90 | |         /// Always safe to call.
   91 | |         unsafe fn rust_sample_loaded(magic: c_int);
   92 | |     }
   | |_____^ not found in `$crate::bindings`
   |
   = note: this error originates in the macro `kernel::declare_trace` (in Nightly builds, run with -Z macro-backtrace for more info)

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