[jpoimboe:asm-call-constraint-fix 4/5] mm/slub.c:3573:9: error: expected ')'

[jpoimboe:asm-call-constraint-fix 4/5] mm/slub.c:3573:9: error: expected ')'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jpoimboe/linux.git asm-call-constraint-fix
head:   a882d0410fb655d41b5c5158dcd1a720275cf505
commit: 8f0a744bb81e98286456e1f433565240cd66e440 [4/5] x86: Convert ASM_CALL_CONSTRAINT to input constraint
config: i386-buildonly-randconfig-002-20250228 (https://download.01.org/0day-ci/archive/20250228/202502282103.R6IWsNEA-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250228/202502282103.R6IWsNEA-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/202502282103.R6IWsNEA-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from mm/slub.c:49:
   In file included from mm/internal.h:13:
   include/linux/mm_inline.h:47:41: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
      47 |         __mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
         |                                    ~~~~~~~~~~~ ^ ~~~
   include/linux/mm_inline.h:49:22: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
      49 |                                 NR_ZONE_LRU_BASE + lru, nr_pages);
         |                                 ~~~~~~~~~~~~~~~~ ^ ~~~
>> mm/slub.c:3573:9: error: expected ')'
    3573 |         return this_cpu_try_cmpxchg_freelist(s->cpu_slab->freelist_tid.full,
         |                ^
   mm/slab.h:31:39: note: expanded from macro 'this_cpu_try_cmpxchg_freelist'
      31 | #define this_cpu_try_cmpxchg_freelist   this_cpu_try_cmpxchg64
         |                                         ^
   arch/x86/include/asm/percpu.h:368:50: note: expanded from macro 'this_cpu_try_cmpxchg64'
     368 | #define this_cpu_try_cmpxchg64(pcp, ovalp, nval)        percpu_try_cmpxchg64_op(8, volatile, pcp, ovalp, nval)
         |                                                         ^
   arch/x86/include/asm/percpu.h:359:5: note: expanded from macro 'percpu_try_cmpxchg64_op'
     359 |                   COMMA_ASM_CALL_CONSTRAINT)                            \
         |                   ^
>> mm/slub.c:3573:9: error: expected expression
   mm/slab.h:31:39: note: expanded from macro 'this_cpu_try_cmpxchg_freelist'
      31 | #define this_cpu_try_cmpxchg_freelist   this_cpu_try_cmpxchg64
         |                                         ^
   arch/x86/include/asm/percpu.h:368:50: note: expanded from macro 'this_cpu_try_cmpxchg64'
     368 | #define this_cpu_try_cmpxchg64(pcp, ovalp, nval)        percpu_try_cmpxchg64_op(8, volatile, pcp, ovalp, nval)
         |                                                         ^
   arch/x86/include/asm/percpu.h:360:3: note: expanded from macro 'percpu_try_cmpxchg64_op'
     360 |                 : "memory");                                            \
         |                 ^
>> mm/slub.c:3573:9: error: expected expression
   mm/slab.h:31:39: note: expanded from macro 'this_cpu_try_cmpxchg_freelist'
      31 | #define this_cpu_try_cmpxchg_freelist   this_cpu_try_cmpxchg64
         |                                         ^
   arch/x86/include/asm/percpu.h:368:50: note: expanded from macro 'this_cpu_try_cmpxchg64'
     368 | #define this_cpu_try_cmpxchg64(pcp, ovalp, nval)        percpu_try_cmpxchg64_op(8, volatile, pcp, ovalp, nval)
         |                                                         ^
   arch/x86/include/asm/percpu.h:360:13: note: expanded from macro 'percpu_try_cmpxchg64_op'
     360 |                 : "memory");                                            \
         |                           ^
   2 warnings and 3 errors generated.


vim +3573 mm/slub.c

0b303fb402862dc Vlastimil Babka 2021-05-08  3563  
0af8489b0216fa1 Vlastimil Babka 2022-11-15  3564  #ifndef CONFIG_SLUB_TINY
6801be4f2653e5f Peter Zijlstra  2023-05-31  3565  static inline bool
6801be4f2653e5f Peter Zijlstra  2023-05-31  3566  __update_cpu_freelist_fast(struct kmem_cache *s,
6801be4f2653e5f Peter Zijlstra  2023-05-31  3567  			   void *freelist_old, void *freelist_new,
6801be4f2653e5f Peter Zijlstra  2023-05-31  3568  			   unsigned long tid)
6801be4f2653e5f Peter Zijlstra  2023-05-31  3569  {
6801be4f2653e5f Peter Zijlstra  2023-05-31  3570  	freelist_aba_t old = { .freelist = freelist_old, .counter = tid };
6801be4f2653e5f Peter Zijlstra  2023-05-31  3571  	freelist_aba_t new = { .freelist = freelist_new, .counter = next_tid(tid) };
6801be4f2653e5f Peter Zijlstra  2023-05-31  3572  
6801be4f2653e5f Peter Zijlstra  2023-05-31 @3573  	return this_cpu_try_cmpxchg_freelist(s->cpu_slab->freelist_tid.full,
6801be4f2653e5f Peter Zijlstra  2023-05-31  3574  					     &old.full, new.full);
6801be4f2653e5f Peter Zijlstra  2023-05-31  3575  }
6801be4f2653e5f Peter Zijlstra  2023-05-31  3576  

:::::: The code at line 3573 was first introduced by commit
:::::: 6801be4f2653e5fdddca73b527cf0728284ba8a3 slub: Replace cmpxchg_double()

:::::: TO: Peter Zijlstra <peterz@infradead.org>
:::::: CC: Peter Zijlstra <peterz@infradead.org>

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