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Message-ID: <202201301106.JEw1Ix9b-lkp@intel.com>
Date: Sun, 30 Jan 2022 11:12:51 +0800
From: kernel test robot <lkp@...el.com>
To: Kees Cook <keescook@...omium.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org, Marco Elver <elver@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>
Subject: arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f8c7e4ede46fe63ff10000669652648aab09d112
commit: 69d0db01e210e07fe915e5da91b54a867cda040f ubsan: remove CONFIG_UBSAN_OBJECT_SIZE
date: 10 days ago
config: s390-randconfig-c005-20220130 (https://download.01.org/0day-ci/archive/20220130/202201301106.JEw1Ix9b-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 33b45ee44b1f32ffdbc995e6fec806271b4b3ba4)
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 s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=69d0db01e210e07fe915e5da91b54a867cda040f
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 69d0db01e210e07fe915e5da91b54a867cda040f
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash arch/s390/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:111:2: note: expanded from macro 'ALTERNATIVE'
ALTINSTR_REPLACEMENT(altinstr, 1) \
^
arch/s390/include/asm/alternative.h:106:2: note: expanded from macro 'ALTINSTR_REPLACEMENT'
INSTR_LEN_SANITY_CHECK(altinstr_len(num))
^
arch/s390/include/asm/alternative.h:62:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if " len " > 254\n" \
^
<inline asm>:7:5: note: instantiated into assembly here
.if 6651b-6641b > 254
^
>> arch/s390/kernel/vtime.c:132:2: error: cpu alternatives does not support instructions blocks > 254 bytes
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:111:2: note: expanded from macro 'ALTERNATIVE'
ALTINSTR_REPLACEMENT(altinstr, 1) \
^
arch/s390/include/asm/alternative.h:106:2: note: expanded from macro 'ALTINSTR_REPLACEMENT'
INSTR_LEN_SANITY_CHECK(altinstr_len(num))
^
arch/s390/include/asm/alternative.h:63:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives does not support instructions " \
^
<inline asm>:8:2: note: instantiated into assembly here
.error "cpu alternatives does not support instructions blocks > 254 bytes"
^
>> arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:111:2: note: expanded from macro 'ALTERNATIVE'
ALTINSTR_REPLACEMENT(altinstr, 1) \
^
arch/s390/include/asm/alternative.h:106:2: note: expanded from macro 'ALTINSTR_REPLACEMENT'
INSTR_LEN_SANITY_CHECK(altinstr_len(num))
^
arch/s390/include/asm/alternative.h:66:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if (" len ") %% 2\n" \
^
<inline asm>:10:5: note: instantiated into assembly here
.if (6651b-6641b) % 2
^
>> arch/s390/kernel/vtime.c:132:2: error: cpu alternatives instructions length is odd
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:111:2: note: expanded from macro 'ALTERNATIVE'
ALTINSTR_REPLACEMENT(altinstr, 1) \
^
arch/s390/include/asm/alternative.h:106:2: note: expanded from macro 'ALTINSTR_REPLACEMENT'
INSTR_LEN_SANITY_CHECK(altinstr_len(num))
^
arch/s390/include/asm/alternative.h:67:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives instructions length is odd\"\n" \
^
<inline asm>:11:2: note: instantiated into assembly here
.error "cpu alternatives instructions length is odd"
^
>> arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:83:2: note: expanded from macro 'OLDINSTR'
OLDINSTR_PADDING(oldinstr, num) \
^
arch/s390/include/asm/alternative.h:71:3: note: expanded from macro 'OLDINSTR_PADDING'
".if " oldinstr_pad_len(num) " > 6\n" \
^
<inline asm>:19:5: note: instantiated into assembly here
.if -(((6651b-6641b)-(662b-661b)) > 0) * ((6651b-6641b)-(662b-661b)) > 6
^
>> arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:62:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if " len " > 254\n" \
^
<inline asm>:29:5: note: instantiated into assembly here
.if 662b-661b > 254
^
>> arch/s390/kernel/vtime.c:132:2: error: cpu alternatives does not support instructions blocks > 254 bytes
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:63:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives does not support instructions " \
^
<inline asm>:30:2: note: instantiated into assembly here
.error "cpu alternatives does not support instructions blocks > 254 bytes"
^
>> arch/s390/kernel/vtime.c:132:2: error: expected absolute expression
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:66:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if (" len ") %% 2\n" \
^
<inline asm>:32:5: note: instantiated into assembly here
.if (662b-661b) % 2
^
>> arch/s390/kernel/vtime.c:132:2: error: cpu alternatives instructions length is odd
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:67:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives instructions length is odd\"\n" \
^
<inline asm>:33:2: note: instantiated into assembly here
.error "cpu alternatives instructions length is odd"
^
>> arch/s390/kernel/vtime.c:132:2: error: invalid number of bytes
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:83:2: note: expanded from macro 'OLDINSTR'
OLDINSTR_PADDING(oldinstr, num) \
^
arch/s390/include/asm/alternative.h:74:3: note: expanded from macro 'OLDINSTR_PADDING'
"\t.fill (" oldinstr_pad_len(num) " - (6620b-662b)) / 2, 2, 0x0700\n" \
^
<inline asm>:22:8: note: instantiated into assembly here
.fill (-(((6651b-6641b)-(662b-661b)) > 0) * ((6651b-6641b)-(662b-661b)) - (6620b-662b)) / 2, 2, 0x0700
^
>> arch/s390/kernel/vtime.c:132:2: error: invalid number of bytes
alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
^
arch/s390/include/asm/alternative.h:155:22: note: expanded from macro 'alternative_io'
asm_inline volatile(ALTERNATIVE(oldinstr, altinstr, facility) \
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:83:2: note: expanded from macro 'OLDINSTR'
OLDINSTR_PADDING(oldinstr, num) \
^
arch/s390/include/asm/alternative.h:74:3: note: expanded from macro 'OLDINSTR_PADDING'
"\t.fill (" oldinstr_pad_len(num) " - (6620b-662b)) / 2, 2, 0x0700\n" \
^
<inline asm>:22:8: note: instantiated into assembly here
.fill (-(((6651b-6641b)-(662b-661b)) > 0) * ((6651b-6641b)-(662b-661b)) - (6620b-662b)) / 2, 2, 0x0700
^
11 errors generated.
--
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:67:4: note: while in macro instantiation
" VSTM 8,23,128,1\n" /* vstm %v8,%v23,128(%r1) */
^
<inline asm>:7:2: note: instantiated into assembly here
VSTM 8,23,128,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:74:4: note: while in macro instantiation
" VSTM 0,7,0,1\n" /* vstm %v0,%v7,0(%r1) */
^
<inline asm>:13:2: note: instantiated into assembly here
VSTM 0,7,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:76:4: note: while in macro instantiation
"1: VSTM 8,15,128,1\n" /* vstm %v8,%v15,128(%r1) */
^
<inline asm>:15:4: note: instantiated into assembly here
1: VSTM 8,15,128,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:78:4: note: while in macro instantiation
"2: VSTM 0,15,0,1\n" /* vstm %v0,%v15,0(%r1) */
^
<inline asm>:17:4: note: instantiated into assembly here
2: VSTM 0,15,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:84:4: note: while in macro instantiation
" VSTM 16,23,256,1\n" /* vstm %v16,%v23,256(%r1) */
^
<inline asm>:22:2: note: instantiated into assembly here
VSTM 16,23,256,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:86:4: note: while in macro instantiation
"4: VSTM 24,31,384,1\n" /* vstm %v24,%v31,384(%r1) */
^
<inline asm>:24:4: note: instantiated into assembly here
4: VSTM 24,31,384,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:88:4: note: while in macro instantiation
"5: VSTM 0,15,0,1\n" /* vstm %v0,%v15,0(%r1) */
^
<inline asm>:26:4: note: instantiated into assembly here
5: VSTM 0,15,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:89:4: note: while in macro instantiation
"6: VSTM 16,31,256,1\n" /* vstm %v16,%v31,256(%r1) */
^
<inline asm>:27:4: note: instantiated into assembly here
6: VSTM 16,31,256,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:149:4: note: while in macro instantiation
" VLM 8,23,128,1\n" /* vlm %v8,%v23,128(%r1) */
^
<inline asm>:7:2: note: instantiated into assembly here
VLM 8,23,128,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:156:4: note: while in macro instantiation
" VLM 0,7,0,1\n" /* vlm %v0,%v7,0(%r1) */
^
<inline asm>:13:2: note: instantiated into assembly here
VLM 0,7,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:158:4: note: while in macro instantiation
"1: VLM 8,15,128,1\n" /* vlm %v8,%v15,128(%r1) */
^
<inline asm>:15:4: note: instantiated into assembly here
1: VLM 8,15,128,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:160:4: note: while in macro instantiation
"2: VLM 0,15,0,1\n" /* vlm %v0,%v15,0(%r1) */
^
<inline asm>:17:4: note: instantiated into assembly here
2: VLM 0,15,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:166:4: note: while in macro instantiation
" VLM 16,23,256,1\n" /* vlm %v16,%v23,256(%r1) */
^
<inline asm>:22:2: note: instantiated into assembly here
VLM 16,23,256,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:168:4: note: while in macro instantiation
"4: VLM 24,31,384,1\n" /* vlm %v24,%v31,384(%r1) */
^
<inline asm>:24:4: note: instantiated into assembly here
4: VLM 24,31,384,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:170:4: note: while in macro instantiation
"5: VLM 0,15,0,1\n" /* vlm %v0,%v15,0(%r1) */
^
<inline asm>:26:4: note: instantiated into assembly here
5: VLM 0,15,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:171:4: note: while in macro instantiation
"6: VLM 16,31,256,1\n" /* vlm %v16,%v31,256(%r1) */
^
<inline asm>:27:4: note: instantiated into assembly here
6: VLM 16,31,256,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:187:10: note: while in macro instantiation
"VLM 0,15,0,1\n"
^
<inline asm>:2:1: note: instantiated into assembly here
VLM 0,15,0,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:188:10: note: while in macro instantiation
"VLM 16,31,256,1\n"
^
<inline asm>:3:1: note: instantiated into assembly here
VLM 16,31,256,1
^
>> <instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
arch/s390/kernel/fpu.c:187:10: note: while in macro instantiation
"VLM 0,15,0,1\n"
^
<inline asm>:2:1: note: instantiated into assembly here
VLM 0,15,0,1
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
vim +132 arch/s390/kernel/vtime.c
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 120
^1da177e4c3f41 Linus Torvalds 2005-04-16 121 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 122 * Update process times based on virtual cpu times stored by entry.S
^1da177e4c3f41 Linus Torvalds 2005-04-16 123 * to the lowcore fields user_timer, system_timer & steal_clock.
^1da177e4c3f41 Linus Torvalds 2005-04-16 124 */
8f2b468aadc81c Martin Schwidefsky 2016-12-20 125 static int do_account_vtime(struct task_struct *tsk)
^1da177e4c3f41 Linus Torvalds 2005-04-16 126 {
152e9b8676c6e7 Martin Schwidefsky 2019-03-06 127 u64 timer, clock, user, guest, system, hardirq, softirq;
^1da177e4c3f41 Linus Torvalds 2005-04-16 128
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 timer = S390_lowcore.last_update_timer;
^1da177e4c3f41 Linus Torvalds 2005-04-16 130 clock = S390_lowcore.last_update_clock;
1c7673476b8298 Heiko Carstens 2021-02-02 131 /* Use STORE CLOCK by default, STORE CLOCK FAST if available. */
1c7673476b8298 Heiko Carstens 2021-02-02 @132 alternative_io("stpt %0\n .insn s,0xb2050000,%1\n",
1c7673476b8298 Heiko Carstens 2021-02-02 133 "stpt %0\n .insn s,0xb27c0000,%1\n",
1c7673476b8298 Heiko Carstens 2021-02-02 134 25,
1c7673476b8298 Heiko Carstens 2021-02-02 135 ASM_OUTPUT2("=Q" (S390_lowcore.last_update_timer),
1c7673476b8298 Heiko Carstens 2021-02-02 136 "=Q" (S390_lowcore.last_update_clock)),
1c7673476b8298 Heiko Carstens 2021-02-02 137 ASM_NO_INPUT_CLOBBER("cc"));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 138 clock = S390_lowcore.last_update_clock - clock;
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 139 timer -= S390_lowcore.last_update_timer;
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 140
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 141 if (hardirq_count())
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 142 S390_lowcore.hardirq_timer += timer;
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 143 else
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 144 S390_lowcore.system_timer += timer;
^1da177e4c3f41 Linus Torvalds 2005-04-16 145
72d38b19781de4 Martin Schwidefsky 2015-09-18 146 /* Update MT utilization calculation */
f341b8dff9823a Martin Schwidefsky 2015-08-03 147 if (smp_cpu_mtid &&
72d38b19781de4 Martin Schwidefsky 2015-09-18 148 time_after64(jiffies_64, this_cpu_read(mt_scaling_jiffies)))
72d38b19781de4 Martin Schwidefsky 2015-09-18 149 update_mt_scaling();
10ad34bc76dfbc Martin Schwidefsky 2015-01-14 150
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 151 /* Calculate cputime delta */
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 152 user = update_tsk_timer(&tsk->thread.user_timer,
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 153 READ_ONCE(S390_lowcore.user_timer));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 154 guest = update_tsk_timer(&tsk->thread.guest_timer,
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 155 READ_ONCE(S390_lowcore.guest_timer));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 156 system = update_tsk_timer(&tsk->thread.system_timer,
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 157 READ_ONCE(S390_lowcore.system_timer));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 158 hardirq = update_tsk_timer(&tsk->thread.hardirq_timer,
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 159 READ_ONCE(S390_lowcore.hardirq_timer));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 160 softirq = update_tsk_timer(&tsk->thread.softirq_timer,
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 161 READ_ONCE(S390_lowcore.softirq_timer));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 162 S390_lowcore.steal_timer +=
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 163 clock - user - guest - system - hardirq - softirq;
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 164
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 165 /* Push account value */
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 166 if (user) {
23244a5c8003d4 Frederic Weisbecker 2017-01-31 167 account_user_time(tsk, cputime_to_nsecs(user));
5613fda9a503cd Frederic Weisbecker 2017-01-31 168 tsk->utimescaled += cputime_to_nsecs(scale_vtime(user));
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 169 }
10ad34bc76dfbc Martin Schwidefsky 2015-01-14 170
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 171 if (guest) {
fb8b049c988f1f Frederic Weisbecker 2017-01-31 172 account_guest_time(tsk, cputime_to_nsecs(guest));
5613fda9a503cd Frederic Weisbecker 2017-01-31 173 tsk->utimescaled += cputime_to_nsecs(scale_vtime(guest));
10ad34bc76dfbc Martin Schwidefsky 2015-01-14 174 }
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 175
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 176 if (system)
b29e061bb7a8d2 Martin Schwidefsky 2017-05-12 177 account_system_index_scaled(tsk, system, CPUTIME_SYSTEM);
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 178 if (hardirq)
b29e061bb7a8d2 Martin Schwidefsky 2017-05-12 179 account_system_index_scaled(tsk, hardirq, CPUTIME_IRQ);
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 180 if (softirq)
b29e061bb7a8d2 Martin Schwidefsky 2017-05-12 181 account_system_index_scaled(tsk, softirq, CPUTIME_SOFTIRQ);
^1da177e4c3f41 Linus Torvalds 2005-04-16 182
b7394a5f4ce954 Martin Schwidefsky 2017-01-05 183 return virt_timer_forward(user + guest + system + hardirq + softirq);
^1da177e4c3f41 Linus Torvalds 2005-04-16 184 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 185
:::::: The code at line 132 was first introduced by commit
:::::: 1c7673476b82983768c6a4dd78775f817f0e0f88 s390/vtime: use cpu alternative for stck/stckf
:::::: TO: Heiko Carstens <hca@...ux.ibm.com>
:::::: CC: Vasily Gorbik <gor@...ux.ibm.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
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