From: kbuild test robot <lkp@intel.com>
To: Yang Weijiang <weijiang.yang@intel.com>
Cc: kbuild-all@lists.01.org, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, sean.j.christopherson@intel.com,
pbonzini@redhat.com, jmattson@google.com
Subject: Re: [PATCH v10 4/8] KVM: X86: Refresh CPUID on guest XSS change
Date: Fri, 20 Mar 2020 19:02:45 +0800 [thread overview]
Message-ID: <202003201858.bPUEbKaQ%lkp@intel.com> (raw)
In-Reply-To: <20200320034342.26610-5-weijiang.yang@intel.com>
[-- Attachment #1: Type: text/plain, Size: 3456 bytes --]
Hi Yang,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on kvm/linux-next]
[also build test ERROR on next-20200319]
[cannot apply to vhost/linux-next tip/auto-latest linux/master linus/master v5.6-rc6]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Yang-Weijiang/Introduce-support-for-guest-CET-feature/20200320-155517
base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git linux-next
config: i386-allyesconfig (attached as .config)
compiler: gcc-7 (Debian 7.5.0-5) 7.5.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
arch/x86/kvm/x86.c: In function 'kvm_set_cr0':
arch/x86/kvm/x86.c:807:53: error: 'X86_CR4_CET' undeclared (first use in this function); did you mean 'X86_CR4_DE'?
if (!(cr0 & X86_CR0_WP) && kvm_read_cr4_bits(vcpu, X86_CR4_CET))
^~~~~~~~~~~
X86_CR4_DE
arch/x86/kvm/x86.c:807:53: note: each undeclared identifier is reported only once for each function it appears in
arch/x86/kvm/x86.c: In function 'kvm_arch_hardware_setup':
>> arch/x86/kvm/x86.c:189:28: error: 'XFEATURE_MASK_CET_USER' undeclared (first use in this function); did you mean 'XFEATURE_MASK_BNDCSR'?
#define KVM_SUPPORTED_XSS (XFEATURE_MASK_CET_USER | \
^
>> arch/x86/kvm/x86.c:9650:30: note: in expansion of macro 'KVM_SUPPORTED_XSS'
supported_xss = host_xss & KVM_SUPPORTED_XSS;
^~~~~~~~~~~~~~~~~
>> arch/x86/kvm/x86.c:190:6: error: 'XFEATURE_MASK_CET_KERNEL' undeclared (first use in this function); did you mean 'XFEATURE_MASK_CET_USER'?
XFEATURE_MASK_CET_KERNEL)
^
>> arch/x86/kvm/x86.c:9650:30: note: in expansion of macro 'KVM_SUPPORTED_XSS'
supported_xss = host_xss & KVM_SUPPORTED_XSS;
^~~~~~~~~~~~~~~~~
vim +189 arch/x86/kvm/x86.c
18863bdd60f895 Avi Kivity 2009-09-07 183
cfc481810c903a Sean Christopherson 2020-03-02 184 #define KVM_SUPPORTED_XCR0 (XFEATURE_MASK_FP | XFEATURE_MASK_SSE \
cfc481810c903a Sean Christopherson 2020-03-02 185 | XFEATURE_MASK_YMM | XFEATURE_MASK_BNDREGS \
cfc481810c903a Sean Christopherson 2020-03-02 186 | XFEATURE_MASK_BNDCSR | XFEATURE_MASK_AVX512 \
cfc481810c903a Sean Christopherson 2020-03-02 187 | XFEATURE_MASK_PKRU)
cfc481810c903a Sean Christopherson 2020-03-02 188
4d0c7566d56266 Yang Weijiang 2020-03-20 @189 #define KVM_SUPPORTED_XSS (XFEATURE_MASK_CET_USER | \
4d0c7566d56266 Yang Weijiang 2020-03-20 @190 XFEATURE_MASK_CET_KERNEL)
4d0c7566d56266 Yang Weijiang 2020-03-20 191
:::::: The code at line 189 was first introduced by commit
:::::: 4d0c7566d56266fc80759b1780e660edbb6f2fa8 KVM: VMX: Introduce CET VMX fields and flags
:::::: TO: Yang Weijiang <weijiang.yang@intel.com>
:::::: CC: 0day robot <lkp@intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 71473 bytes --]
next prev parent reply other threads:[~2020-03-20 11:03 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-20 3:43 [PATCH v10 0/8] Introduce support for guest CET feature Yang Weijiang
2020-03-20 3:43 ` [PATCH v10 1/8] KVM: VMX: Introduce CET VMX fields and flags Yang Weijiang
2020-03-20 3:43 ` [PATCH v10 2/8] KVM: VMX: Set up guest CET MSRs per KVM and host configuration Yang Weijiang
2020-03-20 3:43 ` [PATCH v10 3/8] KVM: VMX: Load CET states on vmentry/vmexit Yang Weijiang
2020-03-20 10:13 ` kbuild test robot
2020-03-20 11:22 ` kbuild test robot
2020-03-20 3:43 ` [PATCH v10 4/8] KVM: X86: Refresh CPUID on guest XSS change Yang Weijiang
2020-03-20 11:02 ` kbuild test robot [this message]
2020-03-20 3:43 ` [PATCH v10 5/8] KVM: X86: Load guest fpu state when accessing MSRs managed by XSAVES Yang Weijiang
2020-03-20 3:43 ` [PATCH v10 6/8] KVM: X86: Add userspace access interface for CET MSRs Yang Weijiang
2020-03-20 10:14 ` kbuild test robot
2020-03-20 15:48 ` kbuild test robot
2020-03-20 3:43 ` [PATCH v10 7/8] KVM: VMX: Enable CET support for nested VM Yang Weijiang
2020-03-20 11:02 ` kbuild test robot
2020-03-20 3:43 ` [PATCH v10 8/8] KVM: X86: Set CET feature bits for CPUID enumeration Yang Weijiang
2020-03-20 17:18 ` kbuild test robot
2020-03-20 3:43 ` [kvm-unit-tests PATCH] x86: Add tests for user-mode CET Yang Weijiang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202003201858.bPUEbKaQ%lkp@intel.com \
--to=lkp@intel.com \
--cc=jmattson@google.com \
--cc=kbuild-all@lists.01.org \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=pbonzini@redhat.com \
--cc=sean.j.christopherson@intel.com \
--cc=weijiang.yang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
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).