stable-rc: 4.19: include/linux/blk-mq.h:309:27: error: invalid use of undefined type 'struct request' - Linux-stable-mirror

5 Apr 2022


      Linux stable-rc 4.19 branch build breaks on all architecture for
allnoconfig and tinyconfig.
arch/x86/entry/entry_64.S: Assembler messages:
arch/x86/entry/entry_64.S:1738: Warning: no instruction mnemonic
suffix given and no register operands; using default for `sysret'
In file included from include/linux/blk-cgroup.h:24,
                 from include/linux/backing-dev.h:18,
                 from include/linux/nfs_fs_sb.h:6,
                 from include/linux/nfs_fs.h:39,
                 from init/do_mounts.c:22:
include/linux/blk-mq.h:145:9: error: unknown type name 'softirq_done_fn'
  145 |         softirq_done_fn         *complete;
      |         ^~~~~~~~~~~~~~~
In file included from arch/x86/include/asm/atomic.h:265,
                 from include/linux/atomic.h:7,
                 from include/linux/jump_label.h:185,
                 from arch/x86/include/asm/string_64.h:6,
                 from arch/x86/include/asm/string.h:5,
                 from include/linux/string.h:20,
                 from include/linux/bitmap.h:9,
                 from include/linux/cpumask.h:12,
                 from arch/x86/include/asm/cpumask.h:5,
                 from arch/x86/include/asm/msr.h:11,
                 from arch/x86/include/asm/processor.h:21,
                 from arch/x86/include/asm/cpufeature.h:5,
                 from arch/x86/include/asm/thread_info.h:53,
                 from include/linux/thread_info.h:39,
                 from arch/x86/include/asm/preempt.h:7,
                 from include/linux/preempt.h:81,
                 from include/linux/spinlock.h:51,
                 from include/linux/seqlock.h:36,
                 from include/linux/time.h:6,
                 from include/linux/stat.h:19,
                 from include/linux/module.h:10,
                 from init/do_mounts.c:1:
include/linux/blk-mq.h: In function 'blk_mq_mark_complete':
include/linux/blk-mq.h:309:27: error: invalid use of undefined type
'struct request'
  309 |         return cmpxchg(&rq->state, MQ_RQ_IN_FLIGHT, MQ_RQ_COMPLETE) ==
      |                           ^~
include/asm-generic/atomic-instrumented.h:420:16: note: in definition
of macro 'cmpxchg'
  420 |         typeof(ptr) __ai_ptr = (ptr);
         \
      |                ^~~
include/linux/blk-mq.h:309:27: error: invalid use of undefined type
'struct request'
  309 |         return cmpxchg(&rq->state, MQ_RQ_IN_FLIGHT, MQ_RQ_COMPLETE) ==
      |                           ^~
include/asm-generic/atomic-instrumented.h:420:33: note: in definition
of macro 'cmpxchg'
  420 |         typeof(ptr) __ai_ptr = (ptr);
         \
      |                                 ^~~
include/asm-generic/atomic-instrumented.h:421:44: error: invalid type
argument of unary '*' (have 'int')
  421 |         kasan_check_write(__ai_ptr, sizeof(*__ai_ptr));
         \
      |                                            ^~~~~~~~~
include/linux/blk-mq.h:309:16: note: in expansion of macro 'cmpxchg'
  309 |         return cmpxchg(&rq->state, MQ_RQ_IN_FLIGHT, MQ_RQ_COMPLETE) ==
      |                ^~~~~~~
include/asm-generic/atomic-instrumented.h:421:27: warning: passing
argument 1 of 'kasan_check_write' makes pointer from integer without a
cast [-Wint-conversion]
  421 |         kasan_check_write(__ai_ptr, sizeof(*__ai_ptr));
         \
      |                           ^~~~~~~~
      |                           |
      |                           int
include/linux/blk-mq.h:309:16: note: in expansion of macro 'cmpxchg'
  309 |         return cmpxchg(&rq->state, MQ_RQ_IN_FLIGHT, MQ_RQ_COMPLETE) ==
      |                ^~~~~~~
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
--
Linaro LKFT
https://lkft.linaro.org