From: Paolo Bonzini <pbonzini@redhat.com>
To: kernel test robot <lkp@intel.com>, Junaid Shahid <junaids@google.com>
Cc: kbuild-all@lists.01.org,
"kvm-ppc@vger.kernel.org" <kvm-ppc@vger.kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
Date: Sat, 12 Sep 2020 08:52:16 +0200 [thread overview]
Message-ID: <8012684b-145a-3355-abdd-0cf281887b41@redhat.com> (raw)
In-Reply-To: <202009111950.BkbYSqxt%lkp@intel.com>
On 11/09/20 13:43, kernel test robot wrote:
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
This makes little sense, the prototypes are in include/linux/kvm_host.h
Also this code is not architecture-dependent...
kvm-ppc guys, can you reproduce it?
Paolo
>
>
> Hi Junaid,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: e5bd0d2afe7061562c483d301e4aabb51b13fcfa
> commit: 1aa9b9572b10529c2e64e2b8f44025d86e124308 kvm: x86: mmu: Recovery of shattered NX large pages
> date: 10 months ago
> config: powerpc-defconfig (attached as .config)
> compiler: powerpc64-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
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
>
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1aa9b9572b10529c2e64e2b8f44025d86e124308
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus xlnx/master
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> vim +/kvm_arch_post_init_vm +633 arch/powerpc/kvm/../../../virt/kvm/kvm_main.c
>
> 628
> 629 /*
> 630 * Called after the VM is otherwise initialized, but just before adding it to
> 631 * the vm_list.
> 632 */
> > 633 int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> 634 {
> 635 return 0;
> 636 }
> 637
> 638 /*
> 639 * Called just after removing the VM from the vm_list, but before doing any
> 640 * other destruction.
> 641 */
> > 642 void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> 643 {
> 644 }
> 645
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
>
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: kbuild-all@lists.01.org
Subject: Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
Date: Sat, 12 Sep 2020 08:52:16 +0200 [thread overview]
Message-ID: <8012684b-145a-3355-abdd-0cf281887b41@redhat.com> (raw)
In-Reply-To: <202009111950.BkbYSqxt%lkp@intel.com>
[-- Attachment #1: Type: text/plain, Size: 3396 bytes --]
On 11/09/20 13:43, kernel test robot wrote:
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
This makes little sense, the prototypes are in include/linux/kvm_host.h
Also this code is not architecture-dependent...
kvm-ppc guys, can you reproduce it?
Paolo
>
>
> Hi Junaid,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: e5bd0d2afe7061562c483d301e4aabb51b13fcfa
> commit: 1aa9b9572b10529c2e64e2b8f44025d86e124308 kvm: x86: mmu: Recovery of shattered NX large pages
> date: 10 months ago
> config: powerpc-defconfig (attached as .config)
> compiler: powerpc64-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
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
>
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1aa9b9572b10529c2e64e2b8f44025d86e124308
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus xlnx/master
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> vim +/kvm_arch_post_init_vm +633 arch/powerpc/kvm/../../../virt/kvm/kvm_main.c
>
> 628
> 629 /*
> 630 * Called after the VM is otherwise initialized, but just before adding it to
> 631 * the vm_list.
> 632 */
> > 633 int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> 634 {
> 635 return 0;
> 636 }
> 637
> 638 /*
> 639 * Called just after removing the VM from the vm_list, but before doing any
> 640 * other destruction.
> 641 */
> > 642 void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> 643 {
> 644 }
> 645
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
>
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: kernel test robot <lkp@intel.com>, Junaid Shahid <junaids@google.com>
Cc: kbuild-all@lists.01.org,
"kvm-ppc@vger.kernel.org" <kvm-ppc@vger.kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch
Date: Sat, 12 Sep 2020 06:52:16 +0000 [thread overview]
Message-ID: <8012684b-145a-3355-abdd-0cf281887b41@redhat.com> (raw)
In-Reply-To: <202009111950.BkbYSqxt%lkp@intel.com>
On 11/09/20 13:43, kernel test robot wrote:
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
This makes little sense, the prototypes are in include/linux/kvm_host.h
Also this code is not architecture-dependent...
kvm-ppc guys, can you reproduce it?
Paolo
>
>
> Hi Junaid,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: e5bd0d2afe7061562c483d301e4aabb51b13fcfa
> commit: 1aa9b9572b10529c2e64e2b8f44025d86e124308 kvm: x86: mmu: Recovery of shattered NX large pages
> date: 10 months ago
> config: powerpc-defconfig (attached as .config)
> compiler: powerpc64-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
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>):
>
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' [-Werror=missing-prototypes]
> 633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~
>>> arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: error: no previous prototype for 'kvm_arch_pre_destroy_vm' [-Werror=missing-prototypes]
> 642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> | ^~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
>
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id\x1aa9b9572b10529c2e64e2b8f44025d86e124308
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus xlnx/master
> git checkout 1aa9b9572b10529c2e64e2b8f44025d86e124308
> vim +/kvm_arch_post_init_vm +633 arch/powerpc/kvm/../../../virt/kvm/kvm_main.c
>
> 628
> 629 /*
> 630 * Called after the VM is otherwise initialized, but just before adding it to
> 631 * the vm_list.
> 632 */
> > 633 int __weak kvm_arch_post_init_vm(struct kvm *kvm)
> 634 {
> 635 return 0;
> 636 }
> 637
> 638 /*
> 639 * Called just after removing the VM from the vm_list, but before doing any
> 640 * other destruction.
> 641 */
> > 642 void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
> 643 {
> 644 }
> 645
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
>
next prev parent reply other threads:[~2020-09-12 6:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-11 11:43 arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' kernel test robot
2020-09-11 11:43 ` kernel test robot
2020-09-12 6:52 ` Paolo Bonzini [this message]
2020-09-12 6:52 ` arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch Paolo Bonzini
2020-09-12 6:52 ` arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' Paolo Bonzini
2020-09-18 5:46 ` [kbuild-all] " Rong Chen
2020-09-18 5:46 ` [kbuild-all] Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous Rong Chen
2020-09-18 5:46 ` arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm' Rong Chen
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