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In file included from ./../include/linux/compiler_types.h:68,
from <command-line>:
../include/asm-generic/mmiowb.h: In function ‘mmiowb_set_pending’:
../include/asm-generic/percpu.h:34:38: error: implicit declaration of function ‘smp_processor_id’; did you mean ‘raw_smp_processor_id’? [-Werror=implicit-function-declaration]
#define my_cpu_offset per_cpu_offset(smp_processor_id())
^~~~~~~~~~~~~~~~
../include/linux/compiler-gcc.h:58:26: note: in definition of macro ‘RELOC_HIDE’
(typeof(ptr)) (__ptr + (off)); \
^~~
../include/linux/percpu-defs.h:249:2: note: in expansion of macro ‘SHIFT_PERCPU_PTR’
SHIFT_PERCPU_PTR(ptr, my_cpu_offset); \
^~~~~~~~~~~~~~~~
../include/asm-generic/percpu.h:34:23: note: in expansion of macro ‘per_cpu_offset’
#define my_cpu_offset per_cpu_offset(smp_processor_id())
^~~~~~~~~~~~~~
../include/linux/percpu-defs.h:249:24: note: in expansion of macro ‘my_cpu_offset’
SHIFT_PERCPU_PTR(ptr, my_cpu_offset); \
^~~~~~~~~~~~~
../include/asm-generic/mmiowb.h:30:26: note: in expansion of macro ‘this_cpu_ptr’
#define __mmiowb_state() this_cpu_ptr(&__mmiowb_state)
^~~~~~~~~~~~
../include/asm-generic/mmiowb.h:37:28: note: in expansion of macro ‘__mmiowb_state’
struct mmiowb_state *ms = __mmiowb_state();
^~~~~~~~~~~~~~
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
16 lines
398 B
C
16 lines
398 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_RISCV_MMIOWB_H
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#define _ASM_RISCV_MMIOWB_H
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/*
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* "o,w" is sufficient to ensure that all writes to the device have completed
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* before the write to the spinlock is allowed to commit.
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*/
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#define mmiowb() __asm__ __volatile__ ("fence o,w" : : : "memory");
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#include <linux/smp.h>
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#include <asm-generic/mmiowb.h>
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#endif /* _ASM_RISCV_MMIOWB_H */
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