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Open Source and information security mailing list archives
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Date: Thu, 27 Oct 2022 08:14:25 +0800
From: kernel test robot <lkp@...el.com>
To: Wen Yao <haiwenyao@...ontech.com>, paul.walmsley@...ive.com,
palmer@...belt.com, aou@...s.berkeley.edu, dennis@...nel.org,
tj@...nel.org, cl@...ux.com
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-mm@...ck.org, Wen Yao <haiwenyao@...ontech.com>
Subject: Re: [PATCH 1/2] riscv: percpu:Add riscv percpu operations
Hi Wen,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.1-rc2 next-20221026]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Wen-Yao/riscv-Rewrite-percpu-operations-and-support-cmpxchg-local-feature/20221026-184310
patch link: https://lore.kernel.org/r/20221026104015.565468-2-haiwenyao%40uniontech.com
patch subject: [PATCH 1/2] riscv: percpu:Add riscv percpu operations
config: riscv-rv32_defconfig
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920)
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 riscv cross compiling tool for clang build
# apt-get install binutils-riscv-linux-gnu
# https://github.com/intel-lab-lkp/linux/commit/bb33e199935b65336d45c367d7581682dff63cdb
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Wen-Yao/riscv-Rewrite-percpu-operations-and-support-cmpxchg-local-feature/20221026-184310
git checkout bb33e199935b65336d45c367d7581682dff63cdb
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from fs/nfs/file.c:20:
In file included from include/linux/module.h:13:
In file included from include/linux/stat.h:19:
In file included from include/linux/time.h:6:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, s3, 0(a0)
^
In file included from fs/nfs/file.c:20:
In file included from include/linux/module.h:13:
In file included from include/linux/stat.h:19:
In file included from include/linux/time.h:6:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, s4, 0(a0)
^
2 errors generated.
--
In file included from fs/nfs/direct.c:43:
In file included from include/linux/sched.h:14:
In file included from include/linux/pid.h:5:
In file included from include/linux/rculist.h:11:
In file included from include/linux/rcupdate.h:26:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, s1, 0(a0)
^
In file included from fs/nfs/direct.c:43:
In file included from include/linux/sched.h:14:
In file included from include/linux/pid.h:5:
In file included from include/linux/rculist.h:11:
In file included from include/linux/rcupdate.h:26:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, s4, 0(a0)
^
2 errors generated.
--
In file included from fs/nfs/read.c:11:
In file included from include/linux/time.h:6:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a0, 0(a1)
^
In file included from fs/nfs/read.c:11:
In file included from include/linux/time.h:6:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a0, 0(a1)
^
In file included from fs/nfs/read.c:11:
In file included from include/linux/time.h:6:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a1, 0(a0)
^
3 errors generated.
--
In file included from fs/nfs/write.c:11:
In file included from include/linux/slab.h:15:
In file included from include/linux/gfp.h:7:
In file included from include/linux/mmzone.h:8:
In file included from include/linux/spinlock.h:56:
In file included from include/linux/preempt.h:78:
In file included from ./arch/riscv/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:14:
In file included from include/linux/restart_block.h:10:
In file included from include/linux/time64.h:5:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a1, 0(a0)
^
In file included from fs/nfs/write.c:11:
In file included from include/linux/slab.h:15:
In file included from include/linux/gfp.h:7:
In file included from include/linux/mmzone.h:8:
In file included from include/linux/spinlock.h:56:
In file included from include/linux/preempt.h:78:
In file included from ./arch/riscv/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:14:
In file included from include/linux/restart_block.h:10:
In file included from include/linux/time64.h:5:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a1, 0(a0)
^
2 errors generated.
--
In file included from fs/ext4/mballoc.c:12:
In file included from fs/ext4/ext4_jbd2.h:15:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:56:
In file included from include/linux/preempt.h:78:
In file included from ./arch/riscv/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:14:
In file included from include/linux/restart_block.h:10:
In file included from include/linux/time64.h:5:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a1, 0(a0)
^
In file included from fs/ext4/mballoc.c:12:
In file included from fs/ext4/ext4_jbd2.h:15:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:56:
In file included from include/linux/preempt.h:78:
In file included from ./arch/riscv/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:14:
In file included from include/linux/restart_block.h:10:
In file included from include/linux/time64.h:5:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a2)
^
In file included from fs/ext4/mballoc.c:12:
In file included from fs/ext4/ext4_jbd2.h:15:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:56:
In file included from include/linux/preempt.h:78:
In file included from ./arch/riscv/include/generated/asm/preempt.h:1:
In file included from include/asm-generic/preempt.h:5:
In file included from include/linux/thread_info.h:14:
In file included from include/linux/restart_block.h:10:
In file included from include/linux/time64.h:5:
In file included from include/linux/math64.h:6:
In file included from include/linux/math.h:6:
In file included from ./arch/riscv/include/generated/asm/div64.h:1:
In file included from include/asm-generic/div64.h:55:
In file included from include/linux/log2.h:12:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, s9, 0(a0)
^
3 errors generated.
--
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a2)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a3, 0(a1)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a2)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, a2, 0(a0)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a2)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a3, 0(a1)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a2)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a2, a3, 0(a1)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a1)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, a2, 0(a0)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a4, a3, 0(a1)
^
In file included from net/ipv6/ip6_output.c:26:
In file included from include/linux/kernel.h:22:
In file included from include/linux/bitops.h:68:
In file included from arch/riscv/include/asm/bitops.h:14:
In file included from include/linux/irqflags.h:17:
>> arch/riscv/include/asm/percpu.h:38:1: error: instruction requires the following: RV64I Base Instruction Set
PERCPU_OP(add, add, +)
^
arch/riscv/include/asm/percpu.h:25:5: note: expanded from macro 'PERCPU_OP'
"amo" #asm_op ".d" \
^
<inline asm>:1:2: note: instantiated into assembly here
amoadd.d a1, a2, 0(a0)
^
12 errors generated.
..
vim +38 arch/riscv/include/asm/percpu.h
9
10 #define PERCPU_OP(op, asm_op, c_op) \
11 static inline unsigned long __percpu_##op(void *ptr, \
12 unsigned long val, int size) \
13 { \
14 unsigned long ret; \
15 switch (size) { \
16 case 4: \
17 __asm__ __volatile__( \
18 "amo" #asm_op ".w" \
19 " %[ret], %[val], %[ptr]\n" \
20 : [ret] "=&r"(ret), [ptr] "+A"(*(u32 *)ptr) \
21 : [val] "r"(val)); \
22 break; \
23 case 8: \
24 __asm__ __volatile__( \
25 "amo" #asm_op ".d" \
26 " %[ret], %[val], %[ptr]\n" \
27 : [ret] "=&r"(ret), [ptr] "+A"(*(u64 *)ptr) \
28 : [val] "r"(val)); \
29 break; \
30 default: \
31 ret = 0; \
32 BUILD_BUG(); \
33 } \
34 \
35 return ret c_op val; \
36 }
37
> 38 PERCPU_OP(add, add, +)
39 PERCPU_OP(and, and, &)
40 PERCPU_OP(or, or, |)
41 #undef PERCPU_OP
42
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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