* [arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services'
@ 2021-02-02 22:55 ` kernel test robot
0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2021-02-02 22:55 UTC (permalink / raw)
To: Will Deacon
Cc: clang-built-linux, Jianyong Wu, kbuild-all, linux-arm-kernel,
Marc Zyngier
[-- Attachment #1: Type: text/plain, Size: 3623 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/ptp
head: fecd9f021d3220b48d00597bd8e04e4fa6fd9dee
commit: 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2 [1/7] arm/arm64: Probe for the presence of KVM hypervisor
config: arm64-randconfig-r032-20210202 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 275c6af7d7f1ed63a03d05b4484413e447133269)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
git fetch --no-tags arm-platforms kvm-arm64/ptp
git checkout 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang 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 >>):
>> drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services' [-Wmissing-prototypes]
void __init kvm_init_hyp_services(void)
^
drivers/firmware/smccc/kvm_guest.c:12:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init kvm_init_hyp_services(void)
^
static
>> drivers/firmware/smccc/kvm_guest.c:44:6: warning: no previous prototype for function 'kvm_arm_hyp_service_available' [-Wmissing-prototypes]
bool kvm_arm_hyp_service_available(u32 func_id)
^
drivers/firmware/smccc/kvm_guest.c:44:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
bool kvm_arm_hyp_service_available(u32 func_id)
^
static
2 warnings generated.
vim +/kvm_init_hyp_services +12 drivers/firmware/smccc/kvm_guest.c
11
> 12 void __init kvm_init_hyp_services(void)
13 {
14 int i;
15 struct arm_smccc_res res;
16
17 if (arm_smccc_1_1_get_conduit() != SMCCC_CONDUIT_HVC)
18 return;
19
20 arm_smccc_1_1_invoke(ARM_SMCCC_VENDOR_HYP_CALL_UID_FUNC_ID, &res);
21 if (res.a0 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_0 ||
22 res.a1 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_1 ||
23 res.a2 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_2 ||
24 res.a3 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_3)
25 return;
26
27 memset(&res, 0, sizeof(res));
28 arm_smccc_1_1_invoke(ARM_SMCCC_VENDOR_HYP_KVM_FEATURES_FUNC_ID, &res);
29 for (i = 0; i < 32; ++i) {
30 if (res.a0 & (i))
31 set_bit(i + (32 * 0), __kvm_arm_hyp_services);
32 if (res.a1 & (i))
33 set_bit(i + (32 * 1), __kvm_arm_hyp_services);
34 if (res.a2 & (i))
35 set_bit(i + (32 * 2), __kvm_arm_hyp_services);
36 if (res.a3 & (i))
37 set_bit(i + (32 * 3), __kvm_arm_hyp_services);
38 }
39
40 pr_info("hypervisor services detected (0x%08lx 0x%08lx 0x%08lx 0x%08lx)\n",
41 res.a3, res.a2, res.a1, res.a0);
42 }
43
> 44 bool kvm_arm_hyp_service_available(u32 func_id)
---
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: 31314 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] 4+ messages in thread
* [arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services'
@ 2021-02-02 22:55 ` kernel test robot
0 siblings, 0 replies; 4+ messages in thread
From: kernel test robot @ 2021-02-02 22:55 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3704 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git kvm-arm64/ptp
head: fecd9f021d3220b48d00597bd8e04e4fa6fd9dee
commit: 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2 [1/7] arm/arm64: Probe for the presence of KVM hypervisor
config: arm64-randconfig-r032-20210202 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 275c6af7d7f1ed63a03d05b4484413e447133269)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
git fetch --no-tags arm-platforms kvm-arm64/ptp
git checkout 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang 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 >>):
>> drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services' [-Wmissing-prototypes]
void __init kvm_init_hyp_services(void)
^
drivers/firmware/smccc/kvm_guest.c:12:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __init kvm_init_hyp_services(void)
^
static
>> drivers/firmware/smccc/kvm_guest.c:44:6: warning: no previous prototype for function 'kvm_arm_hyp_service_available' [-Wmissing-prototypes]
bool kvm_arm_hyp_service_available(u32 func_id)
^
drivers/firmware/smccc/kvm_guest.c:44:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
bool kvm_arm_hyp_service_available(u32 func_id)
^
static
2 warnings generated.
vim +/kvm_init_hyp_services +12 drivers/firmware/smccc/kvm_guest.c
11
> 12 void __init kvm_init_hyp_services(void)
13 {
14 int i;
15 struct arm_smccc_res res;
16
17 if (arm_smccc_1_1_get_conduit() != SMCCC_CONDUIT_HVC)
18 return;
19
20 arm_smccc_1_1_invoke(ARM_SMCCC_VENDOR_HYP_CALL_UID_FUNC_ID, &res);
21 if (res.a0 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_0 ||
22 res.a1 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_1 ||
23 res.a2 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_2 ||
24 res.a3 != ARM_SMCCC_VENDOR_HYP_UID_KVM_REG_3)
25 return;
26
27 memset(&res, 0, sizeof(res));
28 arm_smccc_1_1_invoke(ARM_SMCCC_VENDOR_HYP_KVM_FEATURES_FUNC_ID, &res);
29 for (i = 0; i < 32; ++i) {
30 if (res.a0 & (i))
31 set_bit(i + (32 * 0), __kvm_arm_hyp_services);
32 if (res.a1 & (i))
33 set_bit(i + (32 * 1), __kvm_arm_hyp_services);
34 if (res.a2 & (i))
35 set_bit(i + (32 * 2), __kvm_arm_hyp_services);
36 if (res.a3 & (i))
37 set_bit(i + (32 * 3), __kvm_arm_hyp_services);
38 }
39
40 pr_info("hypervisor services detected (0x%08lx 0x%08lx 0x%08lx 0x%08lx)\n",
41 res.a3, res.a2, res.a1, res.a0);
42 }
43
> 44 bool kvm_arm_hyp_service_available(u32 func_id)
---
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: 31314 bytes --]
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services'
2021-02-02 22:55 ` kernel test robot
@ 2021-02-03 9:27 ` Marc Zyngier
-1 siblings, 0 replies; 4+ messages in thread
From: Marc Zyngier @ 2021-02-03 9:27 UTC (permalink / raw)
To: kernel test robot
Cc: kbuild-all, Jianyong Wu, Will Deacon, linux-arm-kernel,
clang-built-linux
On 2021-02-02 22:55, kernel test robot wrote:
> tree:
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
> kvm-arm64/ptp
> head: fecd9f021d3220b48d00597bd8e04e4fa6fd9dee
> commit: 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2 [1/7] arm/arm64:
> Probe for the presence of KVM hypervisor
> config: arm64-randconfig-r032-20210202 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
> 275c6af7d7f1ed63a03d05b4484413e447133269)
> 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
> # install arm64 cross compiling tool for clang build
> # apt-get install binutils-aarch64-linux-gnu
> #
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
> git remote add arm-platforms
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
> git fetch --no-tags arm-platforms kvm-arm64/ptp
> git checkout 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang 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 >>):
>
>>> drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous
>>> prototype for function 'kvm_init_hyp_services' [-Wmissing-prototypes]
> void __init kvm_init_hyp_services(void)
> ^
> drivers/firmware/smccc/kvm_guest.c:12:1: note: declare 'static' if
> the function is not intended to be used outside of this translation
> unit
> void __init kvm_init_hyp_services(void)
> ^
> static
>>> drivers/firmware/smccc/kvm_guest.c:44:6: warning: no previous
>>> prototype for function 'kvm_arm_hyp_service_available'
>>> [-Wmissing-prototypes]
> bool kvm_arm_hyp_service_available(u32 func_id)
> ^
> drivers/firmware/smccc/kvm_guest.c:44:1: note: declare 'static' if
> the function is not intended to be used outside of this translation
> unit
> bool kvm_arm_hyp_service_available(u32 func_id)
> ^
> static
> 2 warnings generated.
>
Now fixed with an include of <asm/hypervisor.h>
M.
--
Jazz is not dead. It just smells funny...
_______________________________________________
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] 4+ messages in thread
* Re: [arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services'
@ 2021-02-03 9:27 ` Marc Zyngier
0 siblings, 0 replies; 4+ messages in thread
From: Marc Zyngier @ 2021-02-03 9:27 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2516 bytes --]
On 2021-02-02 22:55, kernel test robot wrote:
> tree:
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
> kvm-arm64/ptp
> head: fecd9f021d3220b48d00597bd8e04e4fa6fd9dee
> commit: 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2 [1/7] arm/arm64:
> Probe for the presence of KVM hypervisor
> config: arm64-randconfig-r032-20210202 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
> 275c6af7d7f1ed63a03d05b4484413e447133269)
> 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
> # install arm64 cross compiling tool for clang build
> # apt-get install binutils-aarch64-linux-gnu
> #
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?id=0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
> git remote add arm-platforms
> https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
> git fetch --no-tags arm-platforms kvm-arm64/ptp
> git checkout 0f90140a1f02cefb2ce98a94d7f01f5892b95fc2
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang 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 >>):
>
>>> drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous
>>> prototype for function 'kvm_init_hyp_services' [-Wmissing-prototypes]
> void __init kvm_init_hyp_services(void)
> ^
> drivers/firmware/smccc/kvm_guest.c:12:1: note: declare 'static' if
> the function is not intended to be used outside of this translation
> unit
> void __init kvm_init_hyp_services(void)
> ^
> static
>>> drivers/firmware/smccc/kvm_guest.c:44:6: warning: no previous
>>> prototype for function 'kvm_arm_hyp_service_available'
>>> [-Wmissing-prototypes]
> bool kvm_arm_hyp_service_available(u32 func_id)
> ^
> drivers/firmware/smccc/kvm_guest.c:44:1: note: declare 'static' if
> the function is not intended to be used outside of this translation
> unit
> bool kvm_arm_hyp_service_available(u32 func_id)
> ^
> static
> 2 warnings generated.
>
Now fixed with an include of <asm/hypervisor.h>
M.
--
Jazz is not dead. It just smells funny...
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-02-03 9:28 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-02-02 22:55 [arm-platforms:kvm-arm64/ptp 1/7] drivers/firmware/smccc/kvm_guest.c:12:13: warning: no previous prototype for function 'kvm_init_hyp_services' kernel test robot
2021-02-02 22:55 ` kernel test robot
2021-02-03 9:27 ` Marc Zyngier
2021-02-03 9:27 ` Marc Zyngier
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.