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e2164f0406
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: Deng-Cheng Zhu <dengcheng.zhu@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: Ralf Baechle <ralf@linux-mips.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-c5a8m8lbjuy0agep6giykxbz@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
21 lines
690 B
C
21 lines
690 B
C
#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
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#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
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/*
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* FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
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* in c1e028ef40b8d6943b767028ba17d4f2ba020edb, more work needed to make it
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* more closely follow the Linux kernel arch/mips/include/asm/barrier.h file.
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* Probably when we continue work on tools/ Kconfig support to have all the
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* CONFIG_ needed for properly doing that.
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*/
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#define mb() asm volatile( \
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".set mips2\n\t" \
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"sync\n\t" \
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".set mips0" \
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: /* no output */ \
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: /* no input */ \
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: "memory")
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#define wmb() mb()
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#define rmb() mb()
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#endif /* _TOOLS_LINUX_ASM_MIPS_BARRIER_H */
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