From: kernel test robot <lkp@intel.com>
To: Andrew Scull <ascull@google.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Marc Zyngier <maz@kernel.org>
Subject: arch/arm64/kvm/hyp/vhe/switch.c:217:17: warning: no previous prototype for 'hyp_panic'
Date: Thu, 1 Jul 2021 21:15:10 +0800 [thread overview]
Message-ID: <202107012102.0pXa7ikr-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: dbe69e43372212527abf48609aba7fc39a6daa27
commit: f79e616f27ab6cd74deb0995a8eead3d1c9d65af KVM: arm64: Use BUG and BUG_ON in nVHE hyp
date: 3 months ago
config: arm64-buildonly-randconfig-r002-20210701 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f79e616f27ab6cd74deb0995a8eead3d1c9d65af
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout f79e616f27ab6cd74deb0995a8eead3d1c9d65af
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> arch/arm64/kvm/hyp/vhe/switch.c:217:17: warning: no previous prototype for 'hyp_panic' [-Wmissing-prototypes]
217 | void __noreturn hyp_panic(void)
| ^~~~~~~~~
arch/arm64/kvm/hyp/vhe/switch.c:227:17: warning: no previous prototype for 'kvm_unexpected_el2_exception' [-Wmissing-prototypes]
227 | asmlinkage void kvm_unexpected_el2_exception(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
>> arch/arm64/kvm/hyp/nvhe/switch.c:264:17: warning: no previous prototype for 'hyp_panic' [-Wmissing-prototypes]
264 | void __noreturn hyp_panic(void)
| ^~~~~~~~~
arch/arm64/kvm/hyp/nvhe/switch.c:286:17: warning: no previous prototype for 'kvm_unexpected_el2_exception' [-Wmissing-prototypes]
286 | asmlinkage void kvm_unexpected_el2_exception(void)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/hyp_panic +217 arch/arm64/kvm/hyp/vhe/switch.c
09cf57eba30424 David Brazdil 2020-06-25 216
6a0259ed29bba8 Andrew Scull 2020-09-15 @217 void __noreturn hyp_panic(void)
09cf57eba30424 David Brazdil 2020-06-25 218 {
09cf57eba30424 David Brazdil 2020-06-25 219 u64 spsr = read_sysreg_el2(SYS_SPSR);
09cf57eba30424 David Brazdil 2020-06-25 220 u64 elr = read_sysreg_el2(SYS_ELR);
96d389ca10110d Rob Herring 2020-10-28 221 u64 par = read_sysreg_par();
09cf57eba30424 David Brazdil 2020-06-25 222
6a0259ed29bba8 Andrew Scull 2020-09-15 223 __hyp_call_panic(spsr, elr, par);
09cf57eba30424 David Brazdil 2020-06-25 224 unreachable();
09cf57eba30424 David Brazdil 2020-06-25 225 }
e9ee186bb735bf James Morse 2020-08-21 226
:::::: The code at line 217 was first introduced by commit
:::::: 6a0259ed29bba83653a36fabcdf6b06aecd78596 KVM: arm64: Remove hyp_panic arguments
:::::: TO: Andrew Scull <ascull@google.com>
:::::: CC: Marc Zyngier <maz@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-07-01 13:15 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-01 13:15 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-01-01 4:39 arch/arm64/kvm/hyp/vhe/switch.c:217:17: warning: no previous prototype for 'hyp_panic' kernel test robot
2022-04-10 0:41 kernel test robot
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