* [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
@ 2021-04-14 23:13 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-04-14 23:13 UTC (permalink / raw)
To: Mark Brown
Cc: kbuild-all, clang-built-linux, linux-arm-kernel, Catalin Marinas
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/misc
head: 839157876f97fcc7ead0b62c9377bb50f75a3df9
commit: ef9c5d09797db874a29a97407c3ea3990210432b [13/14] arm64/sve: Remove redundant system_supports_sve() tests
config: arm64-randconfig-r036-20210414 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
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/arm64/linux.git/commit/?id=ef9c5d09797db874a29a97407c3ea3990210432b
git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
git fetch --no-tags arm64 for-next/misc
git checkout ef9c5d09797db874a29a97407c3ea3990210432b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
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 >>):
>> ld.lld: error: undefined symbol: sve_get_vl
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(fpsimd_save) in archive arch/arm64/built-in.a
--
>> ld.lld: error: undefined symbol: sve_save_state
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(fpsimd_save) in archive arch/arm64/built-in.a
--
>> ld.lld: error: undefined symbol: sve_load_state
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(task_fpsimd_load) in archive arch/arm64/built-in.a
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
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[-- 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
* [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
@ 2021-04-14 23:13 ` kernel test robot
0 siblings, 0 replies; 8+ messages in thread
From: kernel test robot @ 2021-04-14 23:13 UTC (permalink / raw)
To: kbuild-all
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/misc
head: 839157876f97fcc7ead0b62c9377bb50f75a3df9
commit: ef9c5d09797db874a29a97407c3ea3990210432b [13/14] arm64/sve: Remove redundant system_supports_sve() tests
config: arm64-randconfig-r036-20210414 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
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/arm64/linux.git/commit/?id=ef9c5d09797db874a29a97407c3ea3990210432b
git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
git fetch --no-tags arm64 for-next/misc
git checkout ef9c5d09797db874a29a97407c3ea3990210432b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
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 >>):
>> ld.lld: error: undefined symbol: sve_get_vl
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(fpsimd_save) in archive arch/arm64/built-in.a
--
>> ld.lld: error: undefined symbol: sve_save_state
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(fpsimd_save) in archive arch/arm64/built-in.a
--
>> ld.lld: error: undefined symbol: sve_load_state
>>> referenced by fpsimd.c
>>> kernel/fpsimd.o:(task_fpsimd_load) in archive arch/arm64/built-in.a
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
2021-04-14 23:13 ` kernel test robot
@ 2021-04-15 12:41 ` Catalin Marinas
-1 siblings, 0 replies; 8+ messages in thread
From: Catalin Marinas @ 2021-04-15 12:41 UTC (permalink / raw)
To: kernel test robot
Cc: Mark Brown, kbuild-all, clang-built-linux, linux-arm-kernel
On Thu, Apr 15, 2021 at 07:13:41AM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/misc
> head: 839157876f97fcc7ead0b62c9377bb50f75a3df9
> commit: ef9c5d09797db874a29a97407c3ea3990210432b [13/14] arm64/sve: Remove redundant system_supports_sve() tests
> config: arm64-randconfig-r036-20210414 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
> 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/arm64/linux.git/commit/?id=ef9c5d09797db874a29a97407c3ea3990210432b
> git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> git fetch --no-tags arm64 for-next/misc
> git checkout ef9c5d09797db874a29a97407c3ea3990210432b
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
disabled. Proposed fix:
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
index f6cd89131dc3..9d433854a662 100644
--- a/arch/arm64/kernel/fpsimd.c
+++ b/arch/arm64/kernel/fpsimd.c
@@ -285,7 +285,7 @@ static void task_fpsimd_load(void)
WARN_ON(!system_supports_fpsimd());
WARN_ON(!have_cpu_fpsimd_context());
- if (test_thread_flag(TIF_SVE))
+ if (IS_ENABLED(CONFIG_ARM64_SVE) && test_thread_flag(TIF_SVE))
sve_load_state(sve_pffr(¤t->thread),
¤t->thread.uw.fpsimd_state.fpsr,
sve_vq_from_vl(current->thread.sve_vl) - 1);
@@ -307,7 +307,7 @@ static void fpsimd_save(void)
WARN_ON(!have_cpu_fpsimd_context());
if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) {
- if (test_thread_flag(TIF_SVE)) {
+ if (IS_ENABLED(CONFIG_ARM64_SVE) && test_thread_flag(TIF_SVE)) {
if (WARN_ON(sve_get_vl() != last->sve_vl)) {
/*
* Can't save the user regs, so current would
--
Catalin
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
@ 2021-04-15 12:41 ` Catalin Marinas
0 siblings, 0 replies; 8+ messages in thread
From: Catalin Marinas @ 2021-04-15 12:41 UTC (permalink / raw)
To: kbuild-all
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On Thu, Apr 15, 2021 at 07:13:41AM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/misc
> head: 839157876f97fcc7ead0b62c9377bb50f75a3df9
> commit: ef9c5d09797db874a29a97407c3ea3990210432b [13/14] arm64/sve: Remove redundant system_supports_sve() tests
> config: arm64-randconfig-r036-20210414 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
> 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/arm64/linux.git/commit/?id=ef9c5d09797db874a29a97407c3ea3990210432b
> git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> git fetch --no-tags arm64 for-next/misc
> git checkout ef9c5d09797db874a29a97407c3ea3990210432b
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
disabled. Proposed fix:
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
index f6cd89131dc3..9d433854a662 100644
--- a/arch/arm64/kernel/fpsimd.c
+++ b/arch/arm64/kernel/fpsimd.c
@@ -285,7 +285,7 @@ static void task_fpsimd_load(void)
WARN_ON(!system_supports_fpsimd());
WARN_ON(!have_cpu_fpsimd_context());
- if (test_thread_flag(TIF_SVE))
+ if (IS_ENABLED(CONFIG_ARM64_SVE) && test_thread_flag(TIF_SVE))
sve_load_state(sve_pffr(¤t->thread),
¤t->thread.uw.fpsimd_state.fpsr,
sve_vq_from_vl(current->thread.sve_vl) - 1);
@@ -307,7 +307,7 @@ static void fpsimd_save(void)
WARN_ON(!have_cpu_fpsimd_context());
if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) {
- if (test_thread_flag(TIF_SVE)) {
+ if (IS_ENABLED(CONFIG_ARM64_SVE) && test_thread_flag(TIF_SVE)) {
if (WARN_ON(sve_get_vl() != last->sve_vl)) {
/*
* Can't save the user regs, so current would
--
Catalin
^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
2021-04-15 12:41 ` Catalin Marinas
@ 2021-04-15 12:49 ` Mark Brown
-1 siblings, 0 replies; 8+ messages in thread
From: Mark Brown @ 2021-04-15 12:49 UTC (permalink / raw)
To: Catalin Marinas
Cc: kernel test robot, kbuild-all, clang-built-linux, linux-arm-kernel
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On Thu, Apr 15, 2021 at 01:41:22PM +0100, Catalin Marinas wrote:
> Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
> disabled. Proposed fix:
Yes, I sent a patch that looks very similar earlier today.
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_______________________________________________
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: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
@ 2021-04-15 12:49 ` Mark Brown
0 siblings, 0 replies; 8+ messages in thread
From: Mark Brown @ 2021-04-15 12:49 UTC (permalink / raw)
To: kbuild-all
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On Thu, Apr 15, 2021 at 01:41:22PM +0100, Catalin Marinas wrote:
> Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
> disabled. Proposed fix:
Yes, I sent a patch that looks very similar earlier today.
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 488 bytes --]
^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
2021-04-15 12:49 ` Mark Brown
@ 2021-04-15 12:52 ` Catalin Marinas
-1 siblings, 0 replies; 8+ messages in thread
From: Catalin Marinas @ 2021-04-15 12:52 UTC (permalink / raw)
To: Mark Brown
Cc: kernel test robot, kbuild-all, clang-built-linux, linux-arm-kernel
On Thu, Apr 15, 2021 at 01:49:22PM +0100, Mark Brown wrote:
> On Thu, Apr 15, 2021 at 01:41:22PM +0100, Catalin Marinas wrote:
>
> > Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
> > disabled. Proposed fix:
>
> Yes, I sent a patch that looks very similar earlier today.
Ah, haven't got there yet. I'll apply yours. Thanks.
--
Catalin
_______________________________________________
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: [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl
@ 2021-04-15 12:52 ` Catalin Marinas
0 siblings, 0 replies; 8+ messages in thread
From: Catalin Marinas @ 2021-04-15 12:52 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 370 bytes --]
On Thu, Apr 15, 2021 at 01:49:22PM +0100, Mark Brown wrote:
> On Thu, Apr 15, 2021 at 01:41:22PM +0100, Catalin Marinas wrote:
>
> > Thanks for the report. That indeed triggers if CONFIG_ARM64_SVE is
> > disabled. Proposed fix:
>
> Yes, I sent a patch that looks very similar earlier today.
Ah, haven't got there yet. I'll apply yours. Thanks.
--
Catalin
^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2021-04-15 12:54 UTC | newest]
Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-04-14 23:13 [arm64:for-next/misc 13/14] ld.lld: error: undefined symbol: sve_get_vl kernel test robot
2021-04-14 23:13 ` kernel test robot
2021-04-15 12:41 ` Catalin Marinas
2021-04-15 12:41 ` Catalin Marinas
2021-04-15 12:49 ` Mark Brown
2021-04-15 12:49 ` Mark Brown
2021-04-15 12:52 ` Catalin Marinas
2021-04-15 12:52 ` Catalin Marinas
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