Re: [PATCH v2 1/2] x86, KVM:SVM: Move sev specific parsing into arch/x86/virt/svm
From: kernel test robot
Date: Tue Sep 03 2024 - 04:49:22 EST
Hi Pavan,
kernel test robot noticed the following build warnings:
[auto build test WARNING on a85536e1bce722cb184abbac98068217874bdd6e]
url: https://github.com/intel-lab-lkp/linux/commits/Pavan-Kumar-Paluri/x86-KVM-SVM-Move-sev-specific-parsing-into-arch-x86-virt-svm/20240903-083803
base: a85536e1bce722cb184abbac98068217874bdd6e
patch link: https://lore.kernel.org/r/20240903003511.1530454-2-papaluri%40amd.com
patch subject: [PATCH v2 1/2] x86, KVM:SVM: Move sev specific parsing into arch/x86/virt/svm
config: i386-buildonly-randconfig-001-20240903 (https://download.01.org/0day-ci/archive/20240903/202409031656.SS8NsjIN-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/20240903/202409031656.SS8NsjIN-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/202409031656.SS8NsjIN-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
In file included from arch/x86/include/asm/sev.h:16,
from arch/x86/virt/svm/cmdline.c:13:
>> arch/x86/include/asm/coco.h:28:18: warning: 'cc_mask' defined but not used [-Wunused-const-variable=]
28 | static const u64 cc_mask = 0;
| ^~~~~~~
vim +/cc_mask +28 arch/x86/include/asm/coco.h
1c811d403afd73 Ard Biesheuvel 2024-02-03 22
b577f542f93cbb Kirill A. Shutemov 2022-02-22 23 u64 cc_mkenc(u64 val);
b577f542f93cbb Kirill A. Shutemov 2022-02-22 24 u64 cc_mkdec(u64 val);
99485c4c026f02 Jason A. Donenfeld 2024-03-26 25 void cc_random_init(void);
b577f542f93cbb Kirill A. Shutemov 2022-02-22 26 #else
e4596477100706 Nathan Chancellor 2024-02-02 27 #define cc_vendor (CC_VENDOR_NONE)
a0a8d15a798be4 Kirill A. Shutemov 2024-04-24 @28 static const u64 cc_mask = 0;
e4596477100706 Nathan Chancellor 2024-02-02 29
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