* [alexshi:pmdunify 1/6] arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier 'pudval_t'
@ 2025-12-27 7:25 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-12-27 7:25 UTC (permalink / raw)
To: alexs; +Cc: oe-kbuild-all
Hi Alex,
FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
tree: https://github.com/alexshi/linux.git pmdunify
head: 694b5dc7bcd7ba28db0bc95b24a78861bdffefc7
commit: 7c4dfaf03d4105a4daf3dc7baa6070bcab92a7fb [1/6] replace pudval_t by pmdval_t
config: i386-buildonly-randconfig-001-20251227 (https://download.01.org/0day-ci/archive/20251227/202512271531.oRkjs0xt-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251227/202512271531.oRkjs0xt-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/202512271531.oRkjs0xt-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/x86/kernel/asm-offsets.c:14:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:17:
In file included from include/linux/fs.h:5:
In file included from include/linux/fs/super.h:5:
In file included from include/linux/fs/super_types.h:13:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:9:
In file included from include/linux/sched/task.h:13:
In file included from include/linux/uaccess.h:13:
In file included from arch/x86/include/asm/uaccess.h:17:
In file included from arch/x86/include/asm/tlbflush.h:17:
In file included from arch/x86/include/asm/pgtable.h:936:
In file included from arch/x86/include/asm/pgtable_32.h:36:
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: expected expression
58 | pxx_xchg64(pud, pudp, native_pud_val(pud));
| ^
arch/x86/include/asm/pgtable-3level.h:23:34: note: expanded from macro 'pxx_xchg64'
23 | _pxx##val_t *_p = (_pxx##val_t *)_ptr; \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier 'pudval_t'
arch/x86/include/asm/pgtable-3level.h:23:21: note: expanded from macro 'pxx_xchg64'
23 | _pxx##val_t *_p = (_pxx##val_t *)_ptr; \
| ^
<scratch space>:90:1: note: expanded from here
90 | pudval_t
| ^
In file included from arch/x86/kernel/asm-offsets.c:14:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:17:
In file included from include/linux/fs.h:5:
In file included from include/linux/fs/super.h:5:
In file included from include/linux/fs/super_types.h:13:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:9:
In file included from include/linux/sched/task.h:13:
In file included from include/linux/uaccess.h:13:
In file included from arch/x86/include/asm/uaccess.h:17:
In file included from arch/x86/include/asm/tlbflush.h:17:
In file included from arch/x86/include/asm/pgtable.h:936:
In file included from arch/x86/include/asm/pgtable_32.h:36:
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier 'pudval_t'
arch/x86/include/asm/pgtable-3level.h:23:2: note: expanded from macro 'pxx_xchg64'
23 | _pxx##val_t *_p = (_pxx##val_t *)_ptr; \
| ^
<scratch space>:89:1: note: expanded from here
89 | pudval_t
| ^
In file included from arch/x86/kernel/asm-offsets.c:14:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:17:
In file included from include/linux/fs.h:5:
In file included from include/linux/fs/super.h:5:
In file included from include/linux/fs/super_types.h:13:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:9:
In file included from include/linux/sched/task.h:13:
In file included from include/linux/uaccess.h:13:
In file included from arch/x86/include/asm/uaccess.h:17:
In file included from arch/x86/include/asm/tlbflush.h:17:
In file included from arch/x86/include/asm/pgtable.h:936:
In file included from arch/x86/include/asm/pgtable_32.h:36:
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_p'
arch/x86/include/asm/pgtable-3level.h:23:15: note: expanded from macro 'pxx_xchg64'
23 | _pxx##val_t *_p = (_pxx##val_t *)_ptr; \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: expected ';' after expression
arch/x86/include/asm/pgtable-3level.h:24:14: note: expanded from macro 'pxx_xchg64'
24 | _pxx##val_t _o = *_p; \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier 'pudval_t'
arch/x86/include/asm/pgtable-3level.h:24:2: note: expanded from macro 'pxx_xchg64'
24 | _pxx##val_t _o = *_p; \
| ^
<scratch space>:91:1: note: expanded from here
91 | pudval_t
| ^
In file included from arch/x86/kernel/asm-offsets.c:14:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:17:
In file included from include/linux/fs.h:5:
In file included from include/linux/fs/super.h:5:
In file included from include/linux/fs/super_types.h:13:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:9:
In file included from include/linux/sched/task.h:13:
In file included from include/linux/uaccess.h:13:
In file included from arch/x86/include/asm/uaccess.h:17:
In file included from arch/x86/include/asm/tlbflush.h:17:
In file included from arch/x86/include/asm/pgtable.h:936:
In file included from arch/x86/include/asm/pgtable_32.h:36:
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_o'
arch/x86/include/asm/pgtable-3level.h:24:14: note: expanded from macro 'pxx_xchg64'
24 | _pxx##val_t _o = *_p; \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_p'
arch/x86/include/asm/pgtable-3level.h:24:20: note: expanded from macro 'pxx_xchg64'
24 | _pxx##val_t _o = *_p; \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_p'
arch/x86/include/asm/pgtable-3level.h:25:31: note: expanded from macro 'pxx_xchg64'
25 | do { } while (!try_cmpxchg64(_p, &_o, (_val))); \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_p'
arch/x86/include/asm/pgtable-3level.h:25:31: note: expanded from macro 'pxx_xchg64'
25 | do { } while (!try_cmpxchg64(_p, &_o, (_val))); \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_o'
arch/x86/include/asm/pgtable-3level.h:25:36: note: expanded from macro 'pxx_xchg64'
25 | do { } while (!try_cmpxchg64(_p, &_o, (_val))); \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_o'
arch/x86/include/asm/pgtable-3level.h:25:36: note: expanded from macro 'pxx_xchg64'
25 | do { } while (!try_cmpxchg64(_p, &_o, (_val))); \
| ^
>> arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier '_o'
arch/x86/include/asm/pgtable-3level.h:26:21: note: expanded from macro 'pxx_xchg64'
26 | native_make_##_pxx(_o); \
| ^
13 errors generated.
make[3]: *** [scripts/Makefile.build:182: arch/x86/kernel/asm-offsets.s] Error 1 shuffle=1314997945
make[3]: Target 'prepare' not remade because of errors.
make[2]: *** [Makefile:1314: prepare0] Error 2 shuffle=1314997945
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:248: __sub-make] Error 2 shuffle=1314997945
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:248: __sub-make] Error 2 shuffle=1314997945
make: Target 'prepare' not remade because of errors.
vim +/pudval_t +58 arch/x86/include/asm/pgtable-3level.h
4b01fef89a10ce include/asm-x86/pgtable-3level.h Joe Perches 2008-03-23 52
3dc494e86d1c93 include/asm-i386/pgtable-3level.h Jeremy Fitzhardinge 2007-05-02 53 static inline void native_set_pud(pud_t *pudp, pud_t pud)
3dc494e86d1c93 include/asm-i386/pgtable-3level.h Jeremy Fitzhardinge 2007-05-02 54 {
ea4654e0885348 arch/x86/include/asm/pgtable-3level.h Breno Leitao 2023-11-21 55 #ifdef CONFIG_MITIGATION_PAGE_TABLE_ISOLATION
9b7b8bbd7f6ba4 arch/x86/include/asm/pgtable-3level.h Joerg Roedel 2018-07-18 56 pud.p4d.pgd = pti_set_user_pgtbl(&pudp->p4d.pgd, pud.p4d.pgd);
9b7b8bbd7f6ba4 arch/x86/include/asm/pgtable-3level.h Joerg Roedel 2018-07-18 57 #endif
d4a72e7fe61a1e arch/x86/include/asm/pgtable-3level.h Peter Zijlstra 2022-10-21 @58 pxx_xchg64(pud, pudp, native_pud_val(pud));
3dc494e86d1c93 include/asm-i386/pgtable-3level.h Jeremy Fitzhardinge 2007-05-02 59 }
^1da177e4c3f41 include/asm-i386/pgtable-3level.h Linus Torvalds 2005-04-16 60
:::::: The code at line 58 was first introduced by commit
:::::: d4a72e7fe61a1ea9ad4accf3532411ca685eaead x86/mm/pae: Get rid of set_64bit()
:::::: TO: Peter Zijlstra <peterz@infradead.org>
:::::: CC: Dave Hansen <dave.hansen@linux.intel.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2025-12-27 7:25 [alexshi:pmdunify 1/6] arch/x86/include/asm/pgtable-3level.h:58:2: error: use of undeclared identifier 'pudval_t' kernel test robot
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