* [dm:block-dm-4.21-inflight 4/9] include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
@ 2018-12-13 0:44 kbuild test robot
2018-12-13 0:47 ` Mike Snitzer
0 siblings, 1 reply; 2+ messages in thread
From: kbuild test robot @ 2018-12-13 0:44 UTC (permalink / raw)
To: Mikulas Patocka; +Cc: dm-devel, kbuild-all, Mike Snitzer
[-- Attachment #1: Type: text/plain, Size: 22779 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git block-dm-4.21-inflight
head: 847fb34c0a7f7bbfca9d6053316aafb864a550b2
commit: 525770fecc9110905dfc5e6b447155b08d865936 [4/9] block: switch to per-cpu in-flight counters
config: arm-at91_dt_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 525770fecc9110905dfc5e6b447155b08d865936
# save the attached .config to linux build tree
GCC_VERSION=7.2.0 make.cross ARCH=arm
All errors (new ones prefixed by >>):
In file included from ./arch/arm/include/generated/asm/local.h:1:0,
from include/linux/genhd.h:20,
from block/genhd.c:7:
block/genhd.c: In function 'part_inc_in_flight':
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:31:40: note: in definition of macro 'local_inc'
#define local_inc(l) atomic_long_inc(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:53:13: note: in expansion of macro 'per_cpu_ptr'
local_inc(&per_cpu_ptr(part->dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:31:40: note: in definition of macro 'local_inc'
#define local_inc(l) atomic_long_inc(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:53:13: note: in expansion of macro 'per_cpu_ptr'
local_inc(&per_cpu_ptr(part->dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:31:40: note: in definition of macro 'local_inc'
#define local_inc(l) atomic_long_inc(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:55:14: note: in expansion of macro 'per_cpu_ptr'
local_inc(&per_cpu_ptr(part_to_disk(part)->part0.dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:31:40: note: in definition of macro 'local_inc'
#define local_inc(l) atomic_long_inc(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:55:14: note: in expansion of macro 'per_cpu_ptr'
local_inc(&per_cpu_ptr(part_to_disk(part)->part0.dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
block/genhd.c: In function 'part_dec_in_flight':
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:32:40: note: in definition of macro 'local_dec'
#define local_dec(l) atomic_long_dec(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:63:13: note: in expansion of macro 'per_cpu_ptr'
local_dec(&per_cpu_ptr(part->dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:32:40: note: in definition of macro 'local_dec'
#define local_dec(l) atomic_long_dec(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:63:13: note: in expansion of macro 'per_cpu_ptr'
local_dec(&per_cpu_ptr(part->dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:32:40: note: in definition of macro 'local_dec'
#define local_dec(l) atomic_long_dec(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:65:14: note: in expansion of macro 'per_cpu_ptr'
local_dec(&per_cpu_ptr(part_to_disk(part)->part0.dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:32:40: note: in definition of macro 'local_dec'
#define local_dec(l) atomic_long_dec(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:65:14: note: in expansion of macro 'per_cpu_ptr'
local_dec(&per_cpu_ptr(part_to_disk(part)->part0.dkstats, cpu)->in_flight[rw]);
^~~~~~~~~~~
block/genhd.c: In function 'part_in_flight':
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:80:30: note: in expansion of macro 'per_cpu_ptr'
inflight[0] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]) +
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:80:30: note: in expansion of macro 'per_cpu_ptr'
inflight[0] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]) +
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:81:17: note: in expansion of macro 'per_cpu_ptr'
local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:81:17: note: in expansion of macro 'per_cpu_ptr'
local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:90:31: note: in expansion of macro 'per_cpu_ptr'
inflight[1] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]) +
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:90:31: note: in expansion of macro 'per_cpu_ptr'
inflight[1] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]) +
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:91:18: note: in expansion of macro 'per_cpu_ptr'
local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:91:18: note: in expansion of macro 'per_cpu_ptr'
local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
block/genhd.c: In function 'part_in_flight_rw':
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:111:30: note: in expansion of macro 'per_cpu_ptr'
inflight[0] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:111:30: note: in expansion of macro 'per_cpu_ptr'
inflight[0] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[0]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
~~~~~ ^
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:259:2: note: in expansion of macro '__verify_pcpu_ptr'
__verify_pcpu_ptr(__p); \
^~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:112:30: note: in expansion of macro 'per_cpu_ptr'
inflight[1] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
>> include/linux/percpu-defs.h:260:10: error: invalid type argument of unary '*' (have 'struct disk_stats')
(typeof(*(__p)) __kernel __force *)(__p); \
^~~~~~
include/asm-generic/local.h:29:42: note: in definition of macro 'local_read'
#define local_read(l) atomic_long_read(&(l)->a)
^
include/linux/percpu-defs.h:263:47: note: in expansion of macro 'VERIFY_PERCPU_PTR'
#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); })
^~~~~~~~~~~~~~~~~
block/genhd.c:112:30: note: in expansion of macro 'per_cpu_ptr'
inflight[1] += local_read(&per_cpu_ptr(part->dkstats, cpu)->in_flight[1]);
^~~~~~~~~~~
vim +219 include/linux/percpu-defs.h
62fde54123 Tejun Heo 2014-06-17 205
9c28278a24 Tejun Heo 2014-06-17 206 /*
6fbc07bbe2 Tejun Heo 2014-06-17 207 * __verify_pcpu_ptr() verifies @ptr is a percpu pointer without evaluating
6fbc07bbe2 Tejun Heo 2014-06-17 208 * @ptr and is invoked once before a percpu area is accessed by all
6fbc07bbe2 Tejun Heo 2014-06-17 209 * accessors and operations. This is performed in the generic part of
6fbc07bbe2 Tejun Heo 2014-06-17 210 * percpu and arch overrides don't need to worry about it; however, if an
6fbc07bbe2 Tejun Heo 2014-06-17 211 * arch wants to implement an arch-specific percpu accessor or operation,
6fbc07bbe2 Tejun Heo 2014-06-17 212 * it may use __verify_pcpu_ptr() to verify the parameters.
9c28278a24 Tejun Heo 2014-06-17 213 *
9c28278a24 Tejun Heo 2014-06-17 214 * + 0 is required in order to convert the pointer type from a
9c28278a24 Tejun Heo 2014-06-17 215 * potential array type to a pointer to a single item of the array.
9c28278a24 Tejun Heo 2014-06-17 216 */
eba117889a Tejun Heo 2014-06-17 217 #define __verify_pcpu_ptr(ptr) \
eba117889a Tejun Heo 2014-06-17 218 do { \
9c28278a24 Tejun Heo 2014-06-17 @219 const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
9c28278a24 Tejun Heo 2014-06-17 220 (void)__vpp_verify; \
9c28278a24 Tejun Heo 2014-06-17 221 } while (0)
9c28278a24 Tejun Heo 2014-06-17 222
62fde54123 Tejun Heo 2014-06-17 223 #ifdef CONFIG_SMP
62fde54123 Tejun Heo 2014-06-17 224
62fde54123 Tejun Heo 2014-06-17 225 /*
62fde54123 Tejun Heo 2014-06-17 226 * Add an offset to a pointer but keep the pointer as-is. Use RELOC_HIDE()
62fde54123 Tejun Heo 2014-06-17 227 * to prevent the compiler from making incorrect assumptions about the
62fde54123 Tejun Heo 2014-06-17 228 * pointer value. The weird cast keeps both GCC and sparse happy.
62fde54123 Tejun Heo 2014-06-17 229 */
eba117889a Tejun Heo 2014-06-17 230 #define SHIFT_PERCPU_PTR(__p, __offset) \
6fbc07bbe2 Tejun Heo 2014-06-17 231 RELOC_HIDE((typeof(*(__p)) __kernel __force *)(__p), (__offset))
6fbc07bbe2 Tejun Heo 2014-06-17 232
6fbc07bbe2 Tejun Heo 2014-06-17 233 #define per_cpu_ptr(ptr, cpu) \
eba117889a Tejun Heo 2014-06-17 234 ({ \
6fbc07bbe2 Tejun Heo 2014-06-17 235 __verify_pcpu_ptr(ptr); \
6fbc07bbe2 Tejun Heo 2014-06-17 236 SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
62fde54123 Tejun Heo 2014-06-17 237 })
62fde54123 Tejun Heo 2014-06-17 238
6fbc07bbe2 Tejun Heo 2014-06-17 239 #define raw_cpu_ptr(ptr) \
6fbc07bbe2 Tejun Heo 2014-06-17 240 ({ \
6fbc07bbe2 Tejun Heo 2014-06-17 241 __verify_pcpu_ptr(ptr); \
6fbc07bbe2 Tejun Heo 2014-06-17 242 arch_raw_cpu_ptr(ptr); \
6fbc07bbe2 Tejun Heo 2014-06-17 243 })
62fde54123 Tejun Heo 2014-06-17 244
62fde54123 Tejun Heo 2014-06-17 245 #ifdef CONFIG_DEBUG_PREEMPT
6fbc07bbe2 Tejun Heo 2014-06-17 246 #define this_cpu_ptr(ptr) \
6fbc07bbe2 Tejun Heo 2014-06-17 247 ({ \
6fbc07bbe2 Tejun Heo 2014-06-17 248 __verify_pcpu_ptr(ptr); \
6fbc07bbe2 Tejun Heo 2014-06-17 249 SHIFT_PERCPU_PTR(ptr, my_cpu_offset); \
6fbc07bbe2 Tejun Heo 2014-06-17 250 })
62fde54123 Tejun Heo 2014-06-17 251 #else
62fde54123 Tejun Heo 2014-06-17 252 #define this_cpu_ptr(ptr) raw_cpu_ptr(ptr)
62fde54123 Tejun Heo 2014-06-17 253 #endif
62fde54123 Tejun Heo 2014-06-17 254
62fde54123 Tejun Heo 2014-06-17 255 #else /* CONFIG_SMP */
62fde54123 Tejun Heo 2014-06-17 256
eba117889a Tejun Heo 2014-06-17 257 #define VERIFY_PERCPU_PTR(__p) \
eba117889a Tejun Heo 2014-06-17 258 ({ \
eba117889a Tejun Heo 2014-06-17 @259 __verify_pcpu_ptr(__p); \
62fde54123 Tejun Heo 2014-06-17 @260 (typeof(*(__p)) __kernel __force *)(__p); \
62fde54123 Tejun Heo 2014-06-17 261 })
62fde54123 Tejun Heo 2014-06-17 262
:::::: The code at line 219 was first introduced by commit
:::::: 9c28278a24c01c0073fb89e53c1d2a605ab9587d percpu: reorder macros in percpu header files
:::::: TO: Tejun Heo <tj@kernel.org>
:::::: CC: Tejun Heo <tj@kernel.org>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dm:block-dm-4.21-inflight 4/9] include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int')
2018-12-13 0:44 [dm:block-dm-4.21-inflight 4/9] include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int') kbuild test robot
@ 2018-12-13 0:47 ` Mike Snitzer
0 siblings, 0 replies; 2+ messages in thread
From: Mike Snitzer @ 2018-12-13 0:47 UTC (permalink / raw)
To: kbuild test robot; +Cc: dm-devel, Mikulas Patocka, kbuild-all
On Wed, Dec 12 2018 at 7:44pm -0500,
kbuild test robot <lkp@intel.com> wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git block-dm-4.21-inflight
> head: 847fb34c0a7f7bbfca9d6053316aafb864a550b2
No idea why the kbuild test robot is just testing random branches but
this code was just a point in time for the percpu inflight counter
patchset. Since merged into linux-block with full support for
CONFIG_SMP not being set.
I'll delete this old block-dm-4.21-inflight branch now though...
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-12-13 0:44 [dm:block-dm-4.21-inflight 4/9] include/linux/percpu-defs.h:219:52: error: invalid operands to binary + (have 'struct disk_stats' and 'int') kbuild test robot
2018-12-13 0:47 ` Mike Snitzer
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