* arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
@ 2024-10-05 10:11 kernel test robot
2024-10-05 12:20 ` Matthew Wilcox
0 siblings, 1 reply; 3+ messages in thread
From: kernel test robot @ 2024-10-05 10:11 UTC (permalink / raw)
To: Matthew Wilcox (Oracle)
Cc: llvm, oe-kbuild-all, linux-kernel, Andrew Morton,
Linux Memory Management List
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 27cc6fdf720183dce1dbd293483ec5a9cb6b595e
commit: 7a87225ae2c6c317c7b80cf599e5cf0eee699196 x86: remove PG_uncached
date: 4 weeks ago
config: x86_64-randconfig-003-20241002 (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-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/202410051828.Pb7a79Gu-lkp@intel.com/
All errors (new ones prefixed by >>):
>> arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
128 | unsigned long pg_flags = pg->flags & _PGMT_MASK;
| ^
arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
| ^
include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
106 | PG_arch_1,
| ^
arch/x86/mm/pat/memtype.c:134:23: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
134 | else if (pg_flags == _PGMT_UC_MINUS)
| ^
arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
| ^
include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
106 | PG_arch_1,
| ^
arch/x86/mm/pat/memtype.c:152:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
152 | memtype_flags = _PGMT_UC_MINUS;
| ^
arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
| ^
include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
106 | PG_arch_1,
| ^
arch/x86/mm/pat/memtype.c:155:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
155 | memtype_flags = _PGMT_WT;
| ^
arch/x86/mm/pat/memtype.c:122:27: note: expanded from macro '_PGMT_WT'
122 | #define _PGMT_WT (1UL << PG_arch_2 | 1UL << PG_arch_1)
| ^
include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
106 | PG_arch_1,
| ^
arch/x86/mm/pat/memtype.c:165:28: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
165 | new_flags = (old_flags & _PGMT_CLEAR_MASK) | memtype_flags;
| ^
arch/x86/mm/pat/memtype.c:124:28: note: expanded from macro '_PGMT_CLEAR_MASK'
124 | #define _PGMT_CLEAR_MASK (~_PGMT_MASK)
| ^
arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
| ^
include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
106 | PG_arch_1,
| ^
5 errors generated.
vim +128 arch/x86/mm/pat/memtype.c
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 125
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 126 static inline enum page_cache_mode get_page_memtype(struct page *pg)
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 127 {
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 @128 unsigned long pg_flags = pg->flags & _PGMT_MASK;
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 129
35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 130 if (pg_flags == _PGMT_WB)
35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 131 return _PAGE_CACHE_MODE_WB;
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 132 else if (pg_flags == _PGMT_WC)
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 133 return _PAGE_CACHE_MODE_WC;
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 134 else if (pg_flags == _PGMT_UC_MINUS)
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 135 return _PAGE_CACHE_MODE_UC_MINUS;
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 136 else
35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 137 return _PAGE_CACHE_MODE_WT;
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 138 }
0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 139
:::::: The code at line 128 was first introduced by commit
:::::: 0dbcae884779fdf7e2239a97ac7488877f0693d9 x86: mm: Move PAT only functions to mm/pat.c
:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
2024-10-05 10:11 arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'? kernel test robot
@ 2024-10-05 12:20 ` Matthew Wilcox
2024-10-11 23:04 ` Philip Li
0 siblings, 1 reply; 3+ messages in thread
From: Matthew Wilcox @ 2024-10-05 12:20 UTC (permalink / raw)
To: kernel test robot
Cc: llvm, oe-kbuild-all, linux-kernel, Andrew Morton,
Linux Memory Management List
On Sat, Oct 05, 2024 at 06:11:14PM +0800, kernel test robot wrote:
> commit: 7a87225ae2c6c317c7b80cf599e5cf0eee699196 x86: remove PG_uncached
> date: 4 weeks ago
> config: x86_64-randconfig-003-20241002 (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-lkp@intel.com/config)
Hum, works for me with both gcc and clang-17, but that shouldn't make a
difference here. The config has ARCH_USES_PG_ARCH_2 selected.
> compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-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/202410051828.Pb7a79Gu-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> 128 | unsigned long pg_flags = pg->flags & _PGMT_MASK;
> | ^
> arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
> 123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
> | ^
> include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> 106 | PG_arch_1,
> | ^
> arch/x86/mm/pat/memtype.c:134:23: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> 134 | else if (pg_flags == _PGMT_UC_MINUS)
> | ^
> arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
> 121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
> | ^
> include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> 106 | PG_arch_1,
> | ^
> arch/x86/mm/pat/memtype.c:152:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> 152 | memtype_flags = _PGMT_UC_MINUS;
> | ^
> arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
> 121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
> | ^
> include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> 106 | PG_arch_1,
> | ^
> arch/x86/mm/pat/memtype.c:155:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> 155 | memtype_flags = _PGMT_WT;
> | ^
> arch/x86/mm/pat/memtype.c:122:27: note: expanded from macro '_PGMT_WT'
> 122 | #define _PGMT_WT (1UL << PG_arch_2 | 1UL << PG_arch_1)
> | ^
> include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> 106 | PG_arch_1,
> | ^
> arch/x86/mm/pat/memtype.c:165:28: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> 165 | new_flags = (old_flags & _PGMT_CLEAR_MASK) | memtype_flags;
> | ^
> arch/x86/mm/pat/memtype.c:124:28: note: expanded from macro '_PGMT_CLEAR_MASK'
> 124 | #define _PGMT_CLEAR_MASK (~_PGMT_MASK)
> | ^
> arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
> 123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
> | ^
> include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> 106 | PG_arch_1,
> | ^
> 5 errors generated.
>
>
> vim +128 arch/x86/mm/pat/memtype.c
>
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 125
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 126 static inline enum page_cache_mode get_page_memtype(struct page *pg)
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 127 {
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 @128 unsigned long pg_flags = pg->flags & _PGMT_MASK;
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 129
> 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 130 if (pg_flags == _PGMT_WB)
> 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 131 return _PAGE_CACHE_MODE_WB;
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 132 else if (pg_flags == _PGMT_WC)
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 133 return _PAGE_CACHE_MODE_WC;
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 134 else if (pg_flags == _PGMT_UC_MINUS)
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 135 return _PAGE_CACHE_MODE_UC_MINUS;
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 136 else
> 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 137 return _PAGE_CACHE_MODE_WT;
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 138 }
> 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 139
>
> :::::: The code at line 128 was first introduced by commit
> :::::: 0dbcae884779fdf7e2239a97ac7488877f0693d9 x86: mm: Move PAT only functions to mm/pat.c
>
> :::::: TO: Thomas Gleixner <tglx@linutronix.de>
> :::::: CC: Thomas Gleixner <tglx@linutronix.de>
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
2024-10-05 12:20 ` Matthew Wilcox
@ 2024-10-11 23:04 ` Philip Li
0 siblings, 0 replies; 3+ messages in thread
From: Philip Li @ 2024-10-11 23:04 UTC (permalink / raw)
To: Matthew Wilcox
Cc: kernel test robot, llvm, oe-kbuild-all, linux-kernel,
Andrew Morton, Linux Memory Management List
On Sat, Oct 05, 2024 at 01:20:22PM +0100, Matthew Wilcox wrote:
> On Sat, Oct 05, 2024 at 06:11:14PM +0800, kernel test robot wrote:
> > commit: 7a87225ae2c6c317c7b80cf599e5cf0eee699196 x86: remove PG_uncached
> > date: 4 weeks ago
> > config: x86_64-randconfig-003-20241002 (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-lkp@intel.com/config)
>
> Hum, works for me with both gcc and clang-17, but that shouldn't make a
> difference here. The config has ARCH_USES_PG_ARCH_2 selected.
Sorry for this false report, it can't be reproduced. We will look into
this to resolve the issue in the bot.
>
> > compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241005/202410051828.Pb7a79Gu-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/202410051828.Pb7a79Gu-lkp@intel.com/
> >
> > All errors (new ones prefixed by >>):
> >
> > >> arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> > 128 | unsigned long pg_flags = pg->flags & _PGMT_MASK;
> > | ^
> > arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
> > 123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
> > | ^
> > include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> > 106 | PG_arch_1,
> > | ^
> > arch/x86/mm/pat/memtype.c:134:23: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> > 134 | else if (pg_flags == _PGMT_UC_MINUS)
> > | ^
> > arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
> > 121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
> > | ^
> > include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> > 106 | PG_arch_1,
> > | ^
> > arch/x86/mm/pat/memtype.c:152:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> > 152 | memtype_flags = _PGMT_UC_MINUS;
> > | ^
> > arch/x86/mm/pat/memtype.c:121:33: note: expanded from macro '_PGMT_UC_MINUS'
> > 121 | #define _PGMT_UC_MINUS (1UL << PG_arch_2)
> > | ^
> > include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> > 106 | PG_arch_1,
> > | ^
> > arch/x86/mm/pat/memtype.c:155:19: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> > 155 | memtype_flags = _PGMT_WT;
> > | ^
> > arch/x86/mm/pat/memtype.c:122:27: note: expanded from macro '_PGMT_WT'
> > 122 | #define _PGMT_WT (1UL << PG_arch_2 | 1UL << PG_arch_1)
> > | ^
> > include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> > 106 | PG_arch_1,
> > | ^
> > arch/x86/mm/pat/memtype.c:165:28: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'?
> > 165 | new_flags = (old_flags & _PGMT_CLEAR_MASK) | memtype_flags;
> > | ^
> > arch/x86/mm/pat/memtype.c:124:28: note: expanded from macro '_PGMT_CLEAR_MASK'
> > 124 | #define _PGMT_CLEAR_MASK (~_PGMT_MASK)
> > | ^
> > arch/x86/mm/pat/memtype.c:123:29: note: expanded from macro '_PGMT_MASK'
> > 123 | #define _PGMT_MASK (1UL << PG_arch_2 | 1UL << PG_arch_1)
> > | ^
> > include/linux/page-flags.h:106:2: note: 'PG_arch_1' declared here
> > 106 | PG_arch_1,
> > | ^
> > 5 errors generated.
> >
> >
> > vim +128 arch/x86/mm/pat/memtype.c
> >
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 125
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 126 static inline enum page_cache_mode get_page_memtype(struct page *pg)
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 127 {
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 @128 unsigned long pg_flags = pg->flags & _PGMT_MASK;
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 129
> > 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 130 if (pg_flags == _PGMT_WB)
> > 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 131 return _PAGE_CACHE_MODE_WB;
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 132 else if (pg_flags == _PGMT_WC)
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 133 return _PAGE_CACHE_MODE_WC;
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 134 else if (pg_flags == _PGMT_UC_MINUS)
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 135 return _PAGE_CACHE_MODE_UC_MINUS;
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 136 else
> > 35a5a10411d87e arch/x86/mm/pat.c Toshi Kani 2015-06-04 137 return _PAGE_CACHE_MODE_WT;
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 138 }
> > 0dbcae884779fd arch/x86/mm/pat.c Thomas Gleixner 2014-11-16 139
> >
> > :::::: The code at line 128 was first introduced by commit
> > :::::: 0dbcae884779fdf7e2239a97ac7488877f0693d9 x86: mm: Move PAT only functions to mm/pat.c
> >
> > :::::: TO: Thomas Gleixner <tglx@linutronix.de>
> > :::::: CC: Thomas Gleixner <tglx@linutronix.de>
> >
> > --
> > 0-DAY CI Kernel Test Service
> > https://github.com/intel/lkp-tests/wiki
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2024-10-05 10:11 arch/x86/mm/pat/memtype.c:128:39: error: use of undeclared identifier 'PG_arch_2'; did you mean 'PG_arch_1'? kernel test robot
2024-10-05 12:20 ` Matthew Wilcox
2024-10-11 23:04 ` Philip Li
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