perf build: Compare mman.h related headers against kernel originals

As with other cloned headers, compare the newly introduced mman related
headers against their source copy in kernel tree.

Signed-off-by: Wang Nan <wangnan0@huawei.com>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1473684871-209320-4-git-send-email-wangnan0@huawei.com
[ Added -I to ignore the uapi/ difference ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 828cfd766e31892e8b1cf5543bfcac5b33b19df8..d710db16b9639a14e1b7cb5a662f154c0bff53b3 100644 (file)
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -432,6 +432,15 @@ $(PERF_IN): prepare FORCE
        @(test -f ../../include/linux/coresight-pmu.h && ( \
        (diff -B ../include/linux/coresight-pmu.h ../../include/linux/coresight-pmu.h >/dev/null) \
        || echo "Warning: tools/include/linux/coresight-pmu.h differs from kernel" >&2 )) || true
+       @(test -f ../../include/uapi/asm-generic/mman-common.h && ( \
+       (diff -B ../include/uapi/asm-generic/mman-common.h ../../include/uapi/asm-generic/mman-common.h >/dev/null) \
+       || echo "Warning: tools/include/uapi/asm-generic/mman-common.h differs from kernel" >&2 )) || true
+       @(test -f ../../include/uapi/asm-generic/mman.h && ( \
+       (diff -B -I "^#include <\(uapi/\)*asm-generic/mman-common.h>$$" ../include/uapi/asm-generic/mman.h ../../include/uapi/asm-generic/mman.h >/dev/null) \
+       || echo "Warning: tools/include/uapi/asm-generic/mman.h differs from kernel" >&2 )) || true
+       @(test -f ../../include/uapi/linux/mman.h && ( \
+       (diff -B -I "^#include <\(uapi/\)*asm/mman.h>$$" ../include/uapi/linux/mman.h ../../include/uapi/linux/mman.h >/dev/null) \
+       || echo "Warning: tools/include/uapi/linux/mman.h differs from kernel" >&2 )) || true
        $(Q)$(MAKE) $(build)=perf
 
 $(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)