* [sashal-linux-stable:queue-5.10 48/49] arch/arm64/kernel/cpufeature.c:1706:0: warning: Invalid number of character '{' when these macros are defined: 'CONFIG_ARM64_MTE'.
@ 2021-02-15 2:39 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-02-15 2:39 UTC (permalink / raw)
To: kbuild
[-- Attachment #1: Type: text/plain, Size: 2340 bytes --]
CC: kbuild-all(a)lists.01.org
TO: Alexander Levin <alexander.levin@microsoft.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-5.10
head: 900aea7691ecf9b39e819be55f95a940c75cc3ac
commit: 36c5708fe6f882433a4915efa46f05ad58b52eb3 [48/49] arm64: mte: Allow PTRACE_PEEKMTETAGS access to the zero page
:::::: branch date: 5 hours ago
:::::: commit date: 5 hours ago
compiler: aarch64-linux-gcc (GCC) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cppcheck possible warnings: (new ones prefixed by >>, may not real problems)
>> arch/arm64/kernel/cpufeature.c:1706:0: warning: Invalid number of character '{' when these macros are defined: 'CONFIG_ARM64_MTE'. [syntaxError]
^
vim +1706 arch/arm64/kernel/cpufeature.c
8ef8f360cf30be Dave Martin 2020-03-16 1695
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1696 #ifdef CONFIG_ARM64_MTE
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1697 static void cpu_enable_mte(struct arm64_cpu_capabilities const *cap)
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1698 {
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1699 /*
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1700 * Clear the tags in the zero page. This needs to be done via the
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1701 * linear map which has the Tagged attribute.
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1702 */
36c5708fe6f882 Catalin Marinas 2021-02-10 1703 if (!test_and_set_bit(PG_mte_tagged, &ZERO_PAGE(0)->flags))
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1704 mte_clear_page_tags(lm_alias(empty_zero_page));
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1705 }
34bfeea4a9e9cd Catalin Marinas 2020-05-04 @1706 }
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1707 #endif /* CONFIG_ARM64_MTE */
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1708
:::::: The code at line 1706 was first introduced by commit
:::::: 34bfeea4a9e9cdae713637541f240c3adfdfede3 arm64: mte: Clear the tags when a page is mapped in user-space with PROT_MTE
:::::: TO: Catalin Marinas <catalin.marinas@arm.com>
:::::: CC: Catalin Marinas <catalin.marinas@arm.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
^ permalink raw reply [flat|nested] 2+ messages in thread* [sashal-linux-stable:queue-5.10 48/49] arch/arm64/kernel/cpufeature.c:1706:0: warning: Invalid number of character '{' when these macros are defined: 'CONFIG_ARM64_MTE'.
@ 2021-02-17 13:02 kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-02-17 13:02 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2344 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-5.10
head: 900aea7691ecf9b39e819be55f95a940c75cc3ac
commit: 36c5708fe6f882433a4915efa46f05ad58b52eb3 [48/49] arm64: mte: Allow PTRACE_PEEKMTETAGS access to the zero page
compiler: aarch64-linux-gcc (GCC) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
cppcheck possible warnings: (new ones prefixed by >>, may not real problems)
>> arch/arm64/kernel/cpufeature.c:1706:0: warning: Invalid number of character '{' when these macros are defined: 'CONFIG_ARM64_MTE'. [syntaxError]
^
vim +1706 arch/arm64/kernel/cpufeature.c
8ef8f360cf30be Dave Martin 2020-03-16 1695
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1696 #ifdef CONFIG_ARM64_MTE
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1697 static void cpu_enable_mte(struct arm64_cpu_capabilities const *cap)
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1698 {
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1699 /*
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1700 * Clear the tags in the zero page. This needs to be done via the
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1701 * linear map which has the Tagged attribute.
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1702 */
36c5708fe6f882 Catalin Marinas 2021-02-10 1703 if (!test_and_set_bit(PG_mte_tagged, &ZERO_PAGE(0)->flags))
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1704 mte_clear_page_tags(lm_alias(empty_zero_page));
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1705 }
34bfeea4a9e9cd Catalin Marinas 2020-05-04 @1706 }
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1707 #endif /* CONFIG_ARM64_MTE */
34bfeea4a9e9cd Catalin Marinas 2020-05-04 1708
:::::: The code at line 1706 was first introduced by commit
:::::: 34bfeea4a9e9cdae713637541f240c3adfdfede3 arm64: mte: Clear the tags when a page is mapped in user-space with PROT_MTE
:::::: TO: Catalin Marinas <catalin.marinas@arm.com>
:::::: CC: Catalin Marinas <catalin.marinas@arm.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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