* arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
@ 2020-09-11 11:43 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2020-09-11 11:43 UTC (permalink / raw)
To: Junaid Shahid
Cc: Paolo Bonzini, Thomas Gleixner, kbuild-all, linux-arm-kernel
[-- Attachment #1: Type: text/plain, Size: 2423 bytes --]
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
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 25606 bytes --]
[-- Attachment #3: Type: text/plain, Size: 176 bytes --]
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 8+ messages in thread* arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
@ 2020-09-11 11:43 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2020-09-11 11:43 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2483 bytes --]
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
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 25606 bytes --]
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
2020-09-11 11:43 ` kernel test robot
(?)
@ 2020-09-12 6:52 ` Paolo Bonzini
-1 siblings, 0 replies; 8+ messages in thread
From: Paolo Bonzini @ 2020-09-12 6:52 UTC (permalink / raw)
To: kernel test robot, Junaid Shahid; +Cc: kbuild-all, kvm-ppc, linux-arm-kernel
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
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch
@ 2020-09-12 6:52 ` Paolo Bonzini
0 siblings, 0 replies; 8+ messages in thread
From: Paolo Bonzini @ 2020-09-12 6:52 UTC (permalink / raw)
To: kernel test robot, Junaid Shahid; +Cc: kbuild-all, kvm-ppc, linux-arm-kernel
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
>
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
@ 2020-09-12 6:52 ` Paolo Bonzini
0 siblings, 0 replies; 8+ messages in thread
From: Paolo Bonzini @ 2020-09-12 6:52 UTC (permalink / raw)
To: kbuild-all
[-- 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
>
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: [kbuild-all] Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
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 ` Rong Chen
-1 siblings, 0 replies; 8+ messages in thread
From: Rong Chen @ 2020-09-18 5:46 UTC (permalink / raw)
To: Paolo Bonzini, kernel test robot, Junaid Shahid
Cc: kbuild-all, kvm-ppc, linux-arm-kernel
On 9/12/20 2:52 PM, Paolo Bonzini wrote:
> 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?
Hi Paolo,
The error can be reproduced with W=1:
$ make W=1
CROSS_COMPILE=/home/nfs/0day/gcc-9.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-
ARCH=powerpc M=arch/powerpc/kvm | grep kvm_main
CC [M] arch/powerpc/kvm/../../../virt/kvm/kvm_main.o
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: warning: no
previous prototype for 'kvm_arch_post_init_vm' [-Wmissing-prototypes]
633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: warning: no
previous prototype for 'kvm_arch_pre_destroy_vm' [-Wmissing-prototypes]
642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~~~
Best Regards,
Rong Chen
>
> 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
>>
> _______________________________________________
> kbuild-all mailing list -- kbuild-all@lists.01.org
> To unsubscribe send an email to kbuild-all-leave@lists.01.org
_______________________________________________
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^ permalink raw reply [flat|nested] 8+ messages in thread* Re: [kbuild-all] Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous
@ 2020-09-18 5:46 ` Rong Chen
0 siblings, 0 replies; 8+ messages in thread
From: Rong Chen @ 2020-09-18 5:46 UTC (permalink / raw)
To: Paolo Bonzini, kernel test robot, Junaid Shahid
Cc: kbuild-all, kvm-ppc, linux-arm-kernel
On 9/12/20 2:52 PM, Paolo Bonzini wrote:
> 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?
Hi Paolo,
The error can be reproduced with W=1:
$ make W=1
CROSS_COMPILE=/home/nfs/0day/gcc-9.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-
ARCH=powerpc M=arch/powerpc/kvm | grep kvm_main
CC [M] arch/powerpc/kvm/../../../virt/kvm/kvm_main.o
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: warning: no
previous prototype for 'kvm_arch_post_init_vm' [-Wmissing-prototypes]
633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: warning: no
previous prototype for 'kvm_arch_pre_destroy_vm' [-Wmissing-prototypes]
642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~~~
Best Regards,
Rong Chen
>
> 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
>>
> _______________________________________________
> kbuild-all mailing list -- kbuild-all@lists.01.org
> To unsubscribe send an email to kbuild-all-leave@lists.01.org
^ permalink raw reply [flat|nested] 8+ messages in thread* Re: arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: error: no previous prototype for 'kvm_arch_post_init_vm'
@ 2020-09-18 5:46 ` Rong Chen
0 siblings, 0 replies; 8+ messages in thread
From: Rong Chen @ 2020-09-18 5:46 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 4532 bytes --]
On 9/12/20 2:52 PM, Paolo Bonzini wrote:
> 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?
Hi Paolo,
The error can be reproduced with W=1:
$ make W=1
CROSS_COMPILE=/home/nfs/0day/gcc-9.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-
ARCH=powerpc M=arch/powerpc/kvm | grep kvm_main
CC [M] arch/powerpc/kvm/../../../virt/kvm/kvm_main.o
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:633:12: warning: no
previous prototype for 'kvm_arch_post_init_vm' [-Wmissing-prototypes]
633 | int __weak kvm_arch_post_init_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~
arch/powerpc/kvm/../../../virt/kvm/kvm_main.c:642:13: warning: no
previous prototype for 'kvm_arch_pre_destroy_vm' [-Wmissing-prototypes]
642 | void __weak kvm_arch_pre_destroy_vm(struct kvm *kvm)
| ^~~~~~~~~~~~~~~~~~~~~~~
Best Regards,
Rong Chen
>
> 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
>>
> _______________________________________________
> kbuild-all mailing list -- kbuild-all(a)lists.01.org
> To unsubscribe send an email to kbuild-all-leave(a)lists.01.org
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2020-09-18 5:48 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
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
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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