Re: [PATCH v2 5/5] x86/pvh: Add 64bit relocation page tables

From: kernel test robot
Date: Thu Aug 15 2024 - 22:11:55 EST


Hi Jason,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on xen-tip/linux-next tip/master linus/master v6.11-rc3 next-20240815]
[cannot apply to tip/auto-latest]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Jason-Andryuk/xen-sync-elfnote-h-from-xen-tree/20240815-035238
base: tip/x86/core
patch link: https://lore.kernel.org/r/20240814195053.5564-6-jason.andryuk%40amd.com
patch subject: [PATCH v2 5/5] x86/pvh: Add 64bit relocation page tables
config: i386-allmodconfig (https://download.01.org/0day-ci/archive/20240816/202408160915.PcKFvj8w-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240816/202408160915.PcKFvj8w-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408160915.PcKFvj8w-lkp@xxxxxxxxx/

All error/warnings (new ones prefixed by >>):

In file included from arch/x86/include/asm/pgtable_64.h:6,
from arch/x86/platform/pvh/head.S:19:
>> arch/x86/include/asm/pgtable_64_types.h:49: warning: "SHARED_KERNEL_PMD" redefined
49 | #define SHARED_KERNEL_PMD 0
|
In file included from arch/x86/include/asm/pgtable_32_types.h:11,
from arch/x86/include/asm/pgtable_types.h:275,
from arch/x86/include/asm/boot.h:6,
from arch/x86/platform/pvh/head.S:18:
arch/x86/include/asm/pgtable-3level_types.h:30: note: this is the location of the previous definition
30 | #define SHARED_KERNEL_PMD (!static_cpu_has(X86_FEATURE_PTI))
|
arch/x86/include/asm/pgtable_64_types.h:75: warning: "PGDIR_SHIFT" redefined
75 | #define PGDIR_SHIFT 39
|
arch/x86/include/asm/pgtable-3level_types.h:37: note: this is the location of the previous definition
37 | #define PGDIR_SHIFT 30
|
>> arch/x86/include/asm/pgtable_64_types.h:76: warning: "PTRS_PER_PGD" redefined
76 | #define PTRS_PER_PGD 512
|
arch/x86/include/asm/pgtable-3level_types.h:38: note: this is the location of the previous definition
38 | #define PTRS_PER_PGD 4
|
arch/x86/include/asm/pgtable_64_types.h:99: warning: "PMD_SIZE" redefined
99 | #define PMD_SIZE (_AC(1, UL) << PMD_SHIFT)
|
arch/x86/include/asm/pgtable_32_types.h:12: note: this is the location of the previous definition
12 | # define PMD_SIZE (1UL << PMD_SHIFT)
|
arch/x86/include/asm/pgtable_64_types.h:103: warning: "PGDIR_SIZE" redefined
103 | #define PGDIR_SIZE (_AC(1, UL) << PGDIR_SHIFT)
|
arch/x86/include/asm/pgtable_32_types.h:20: note: this is the location of the previous definition
20 | #define PGDIR_SIZE (1UL << PGDIR_SHIFT)
|
>> arch/x86/include/asm/pgtable_64_types.h:210: warning: "PGD_KERNEL_START" redefined
210 | #define PGD_KERNEL_START ((PAGE_SIZE / 2) / sizeof(pgd_t))
|
arch/x86/include/asm/pgtable-3level_types.h:53: note: this is the location of the previous definition
53 | #define PGD_KERNEL_START (CONFIG_PAGE_OFFSET >> PGDIR_SHIFT)
|
arch/x86/include/asm/pgtable_64.h: Assembler messages:
>> arch/x86/include/asm/pgtable_64.h:279: Error: invalid operands (*UND* and *ABS* sections) for `>>'


vim +279 arch/x86/include/asm/pgtable_64.h

09ef8f8e864fcb Jason Andryuk 2024-08-14 278
09ef8f8e864fcb Jason Andryuk 2024-08-14 @279 L4_PAGE_OFFSET = l4_index(__PAGE_OFFSET_BASE_L4)
09ef8f8e864fcb Jason Andryuk 2024-08-14 280 L4_START_KERNEL = l4_index(__START_KERNEL_map)
09ef8f8e864fcb Jason Andryuk 2024-08-14 281

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