* [intel-tdx:kvm-upstream-workaround 425/432] arch/x86/kvm/mmu/mmu.c:701:5: error: no previous prototype for function 'kvm_mmu_topup_memory_cache_for_split'
@ 2023-03-10 15:32 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-03-10 15:32 UTC (permalink / raw)
To: Isaku Yamahata; +Cc: llvm, oe-kbuild-all
tree: https://github.com/intel/tdx.git kvm-upstream-workaround
head: b4a08c4cd3ed29e3977509b24adc2c59e39825c1
commit: 40b0194e911eba584f34f1ff407cb2abf1844656 [425/432] [REVERTME] KVM: TDX, x86/tdp_mmu: Protect Secure-EPT page
config: i386-randconfig-a002 (https://download.01.org/0day-ci/archive/20230310/202303102326.ExMJk6LL-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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://github.com/intel/tdx/commit/40b0194e911eba584f34f1ff407cb2abf1844656
git remote add intel-tdx https://github.com/intel/tdx.git
git fetch --no-tags intel-tdx kvm-upstream-workaround
git checkout 40b0194e911eba584f34f1ff407cb2abf1844656
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kvm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303102326.ExMJk6LL-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/x86/kvm/mmu/mmu.c:19:
In file included from arch/x86/kvm/irq.h:15:
In file included from include/linux/kvm_host.h:42:
In file included from include/linux/kvm_para.h:5:
In file included from include/uapi/linux/kvm_para.h:37:
In file included from arch/x86/include/asm/kvm_para.h:10:
arch/x86/include/asm/tdx.h:184:49: error: shift count >= width of type [-Werror,-Wshift-count-overflow]
struct tdx_module_output *out) { return TDX_SEAMCALL_UD; };
^~~~~~~~~~~~~~~
arch/x86/include/asm/tdx.h:26:28: note: expanded from macro 'TDX_SEAMCALL_UD'
#define TDX_SEAMCALL_UD (TDX_SW_ERROR | X86_TRAP_UD)
^~~~~~~~~~~~
arch/x86/include/asm/tdx.h:21:25: note: expanded from macro 'TDX_SW_ERROR'
#define TDX_SW_ERROR (TDX_ERROR | GENMASK_ULL(47, 40))
^~~~~~~~~
arch/x86/include/asm/tdx.h:20:21: note: expanded from macro 'TDX_ERROR'
#define TDX_ERROR _BITUL(TDX_ERROR_BIT)
^~~~~~~~~~~~~~~~~~~~~
include/uapi/linux/const.h:28:27: note: expanded from macro '_BITUL'
#define _BITUL(x) (_UL(1) << (x))
^ ~~~
>> arch/x86/kvm/mmu/mmu.c:701:5: error: no previous prototype for function 'kvm_mmu_topup_memory_cache_for_split' [-Werror,-Wmissing-prototypes]
int kvm_mmu_topup_memory_cache_for_split(struct kvm *kvm)
^
arch/x86/kvm/mmu/mmu.c:701:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int kvm_mmu_topup_memory_cache_for_split(struct kvm *kvm)
^
static
2 errors generated.
vim +/kvm_mmu_topup_memory_cache_for_split +701 arch/x86/kvm/mmu/mmu.c
700
> 701 int kvm_mmu_topup_memory_cache_for_split(struct kvm *kvm)
702 {
703 int r = 0;
704 #ifdef CONFIG_INTEL_TDX_HOST_DEBUG_MEMORY_CORRUPT
705 struct kvm_mmu_memory_cache *mc;
706 int start, end, i;
707
708 mutex_lock(&kvm->arch.private_spt_for_split_lock);
709 mc = &kvm->arch.private_spt_for_split_cache;
710 start = kvm_mmu_memory_cache_nr_free_objects(mc);
711 r = kvm_mmu_topup_memory_cache(mc, KVM_MAX_HUGEPAGE_LEVEL *
712 kvm->created_vcpus);
713 end = kvm_mmu_memory_cache_nr_free_objects(mc);
714 for (i = start; i < end; i++)
715 kvm_mmu_split_direct_map(virt_to_page(mc->objects[i]));
716 mutex_unlock(&kvm->arch.private_spt_for_split_lock);
717 #endif
718 return r;
719 }
720
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2023-03-10 15:33 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-03-10 15:32 [intel-tdx:kvm-upstream-workaround 425/432] arch/x86/kvm/mmu/mmu.c:701:5: error: no previous prototype for function 'kvm_mmu_topup_memory_cache_for_split' kernel test robot
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).