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tools: Copy uapi/linux/hw_breakpoint.h from the kernel
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To allow the build to complete on older systems, where those files are
either not uptodate, lacking some recent additions or not present at
all.

And check if the copy drifts from the kernel.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-3jz31pz4nw526uko5da9e7o3@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Arnaldo Carvalho de Melo committed Jul 12, 2016
1 parent 4ffde49 commit 4998a12
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Showing 3 changed files with 34 additions and 2 deletions.
30 changes: 30 additions & 0 deletions tools/include/uapi/linux/hw_breakpoint.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,30 @@
#ifndef _UAPI_LINUX_HW_BREAKPOINT_H
#define _UAPI_LINUX_HW_BREAKPOINT_H

enum {
HW_BREAKPOINT_LEN_1 = 1,
HW_BREAKPOINT_LEN_2 = 2,
HW_BREAKPOINT_LEN_4 = 4,
HW_BREAKPOINT_LEN_8 = 8,
};

enum {
HW_BREAKPOINT_EMPTY = 0,
HW_BREAKPOINT_R = 1,
HW_BREAKPOINT_W = 2,
HW_BREAKPOINT_RW = HW_BREAKPOINT_R | HW_BREAKPOINT_W,
HW_BREAKPOINT_X = 4,
HW_BREAKPOINT_INVALID = HW_BREAKPOINT_RW | HW_BREAKPOINT_X,
};

enum bp_type_idx {
TYPE_INST = 0,
#ifdef CONFIG_HAVE_MIXED_BREAKPOINTS_REGS
TYPE_DATA = 0,
#else
TYPE_DATA = 1,
#endif
TYPE_MAX
};

#endif /* _UAPI_LINUX_HW_BREAKPOINT_H */
3 changes: 1 addition & 2 deletions tools/perf/MANIFEST
Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,7 @@ tools/include/linux/list.h
tools/include/linux/log2.h
tools/include/uapi/linux/bpf.h
tools/include/uapi/linux/bpf_common.h
tools/include/uapi/linux/hw_breakpoint.h
tools/include/uapi/linux/perf_event.h
tools/include/linux/poison.h
tools/include/linux/rbtree.h
Expand All @@ -82,10 +83,8 @@ arch/*/include/asm/unistd*.h
arch/*/include/uapi/asm/unistd*.h
tools/arch/*/include/uapi/asm/perf_regs.h
include/linux/poison.h
include/linux/hw_breakpoint.h
include/uapi/linux/const.h
include/uapi/linux/swab.h
include/uapi/linux/hw_breakpoint.h
arch/x86/include/asm/svm.h
arch/x86/include/asm/vmx.h
arch/x86/include/asm/kvm_host.h
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3 changes: 3 additions & 0 deletions tools/perf/Makefile.perf
Original file line number Diff line number Diff line change
Expand Up @@ -348,6 +348,9 @@ $(PERF_IN): prepare FORCE
@(test -f ../../include/uapi/linux/perf_event.h && ( \
(diff -B ../include/uapi/linux/perf_event.h ../../include/uapi/linux/perf_event.h >/dev/null) \
|| echo "Warning: tools/include/uapi/linux/perf_event.h differs from kernel" >&2 )) || true
@(test -f ../../include/uapi/linux/hw_breakpoint.h && ( \
(diff -B ../include/uapi/linux/hw_breakpoint.h ../../include/uapi/linux/hw_breakpoint.h >/dev/null) \
|| echo "Warning: tools/include/uapi/linux/hw_breakpoint.h differs from kernel" >&2 )) || true
@(test -f ../../arch/x86/include/asm/disabled-features.h && ( \
(diff -B ../arch/x86/include/asm/disabled-features.h ../../arch/x86/include/asm/disabled-features.h >/dev/null) \
|| echo "Warning: tools/arch/x86/include/asm/disabled-features.h differs from kernel" >&2 )) || true
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