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Message-ID: <202210221713.s0tiA2Jl-lkp@intel.com>
Date: Sat, 22 Oct 2022 17:09:29 +0800
From: kernel test robot <lkp@...el.com>
To: Andi Kleen <ak@...ux.intel.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: [intel-tdx:guest-hardening-rebased 13/39]
arch/x86/coco/tdx/tdx.c:531:15: sparse: sparse: symbol 'tdx_mmio_readq' was
not declared. Should it be static?
tree: https://github.com/intel/tdx.git guest-hardening-rebased
head: a776cd6bccecbc2d28182725dc9ad4788df6cb65
commit: 5442303a33dba3c23478eb8ef347b9ce3e0bae7a [13/39] x86/tdx: Enable direct iomap MMIO optimizations
config: x86_64-randconfig-s021
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-39-gce1a6720-dirty
# https://github.com/intel/tdx/commit/5442303a33dba3c23478eb8ef347b9ce3e0bae7a
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx guest-hardening-rebased
git checkout 5442303a33dba3c23478eb8ef347b9ce3e0bae7a
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/coco/tdx/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
arch/x86/coco/tdx/tdx.c:298:14: sparse: sparse: symbol 'tdx_write_msr' was not declared. Should it be static?
>> arch/x86/coco/tdx/tdx.c:531:15: sparse: sparse: symbol 'tdx_mmio_readq' was not declared. Should it be static?
vim +/tdx_mmio_readq +531 arch/x86/coco/tdx/tdx.c
530
> 531 unsigned long tdx_mmio_readq(void __iomem* addr)
532 {
533 unsigned long val;
534
535 if (tdx_virt_mmio(8, false, (unsigned long)addr, &val))
536 return 0xffffffffffffffff;
537 return val;
538 }
539
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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