linux-kernel - error[E0432]: unresolved import `core::sync::atomic::AtomicU64`

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Message-ID: <202511210427.s8clI0Az-lkp@intel.com>
Date: Fri, 21 Nov 2025 04:32:22 +0800
From: kernel test robot <lkp@...el.com>
To: FUJITA Tomonori <fujita.tomonori@...il.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Miguel Ojeda <ojeda@...nel.org>,
	Danilo Krummrich <dakr@...nel.org>
Subject: error[E0432]: unresolved import `core::sync::atomic::AtomicU64`

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   fd95357fd8c6778ac7dea6c57a19b8b182b6e91f
commit: 584e61452f75bfeac2cdd83730b4059526ec60c7 rust: helpers: Remove volatile qualifier from io helpers
date:   7 months ago
config: um-randconfig-001-20251121 (https://download.01.org/0day-ci/archive/20251121/202511210427.s8clI0Az-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9e9fe08b16ea2c4d9867fb4974edf2a3776d6ece)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251121/202511210427.s8clI0Az-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/202511210427.s8clI0Az-lkp@intel.com/

All errors (new ones prefixed by >>):

>> error[E0432]: unresolved import `core::sync::atomic::AtomicU64`
   --> rust/kernel/block/mq/operations.rs:15:33
   |
   15 | use core::{marker::PhantomData, sync::atomic::AtomicU64, sync::atomic::Ordering};
   |                                 ^^^^^^^^^^^^^^---------
   |                                 |             |
   |                                 |             help: a similar name exists in the module: `AtomicU32`
   |                                 no `AtomicU64` in `sync::atomic`
--
>> error[E0432]: unresolved import `core::sync::atomic::AtomicU64`
   --> rust/kernel/block/mq/request.rs:16:20
   |
   16 |     sync::atomic::{AtomicU64, Ordering},
   |                    ^^^^^^^^^
   |                    |
   |                    no `AtomicU64` in `sync::atomic`
   |                    help: a similar name exists in the module: `AtomicU32`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `timeout`
   --> rust/kernel/block/mq/tag_set.rs:50:21
   |
   50 |                     timeout: 0, // 0 means default which is 30Hz in C
   |                     ^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `numa_node`
   --> rust/kernel/block/mq/tag_set.rs:51:21
   |
   51 |                     numa_node: bindings::NUMA_NO_NODE,
   |                     ^^^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `queue_depth`
   --> rust/kernel/block/mq/tag_set.rs:52:21
   |
   52 |                     queue_depth: num_tags,
   |                     ^^^^^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `cmd_size`
   --> rust/kernel/block/mq/tag_set.rs:53:21
   |
   53 |                     cmd_size,
   |                     ^^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `flags`
   --> rust/kernel/block/mq/tag_set.rs:54:21
   |
   54 |                     flags: 0,
   |                     ^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `driver_data`
   --> rust/kernel/block/mq/tag_set.rs:55:21
   |
   55 |                     driver_data: core::ptr::null_mut::<crate::ffi::c_void>(),
   |                     ^^^^^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `blk_mq_tag_set` has no field named `nr_maps`
   --> rust/kernel/block/mq/tag_set.rs:56:21
   |
   56 |                     nr_maps: num_maps,
   |                     ^^^^^^^ `blk_mq_tag_set` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `block_device_operations` has no field named `submit_bio`
   --> rust/kernel/block/mq/gen_disk.rs:116:13
   |
   116 |             submit_bio: None,
   |             ^^^^^^^^^^ `block_device_operations` does not have this field
   |
   = note: available fields are: `_address`
--
>> error[E0560]: struct `block_device_operations` has no field named `open`
   --> rust/kernel/block/mq/gen_disk.rs:117:13
   |
   117 |             open: None,
   |             ^^^^ `block_device_operations` does not have this field
   |
   = note: available fields are: `_address`
..

-- 
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https://github.com/intel/lkp-tests/wiki