4f3db0746c
We will need it for atomic.h, so move it from the ad-hoc tools/perf/ place to a tools/ subset of the kernel arch/ hierarchy. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-cgfhreaejd7ohitdjccu9k2o@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
13 lines
400 B
C
13 lines
400 B
C
#ifndef _TOOLS_LINUX_ASM_ARM_BARRIER_H
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#define _TOOLS_LINUX_ASM_ARM_BARRIER_H
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/*
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* Use the __kuser_memory_barrier helper in the CPU helper page. See
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* arch/arm/kernel/entry-armv.S in the kernel source for details.
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*/
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#define mb() ((void(*)(void))0xffff0fa0)()
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#define wmb() ((void(*)(void))0xffff0fa0)()
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#define rmb() ((void(*)(void))0xffff0fa0)()
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#endif /* _TOOLS_LINUX_ASM_ARM_BARRIER_H */
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