From: Wang Nan <[email protected]>

I hit following building error randomly:

    ...
  /bin/sh: /path/to/kernel/buildperf/util/intel-pt-decoder/inat-tables.c: No 
such file or directory
    ...
    LINK     /path/to/kernel/buildperf/plugin_mac80211.so
    LINK     /path/to/kernel/buildperf/plugin_kmem.so
    LINK     /path/to/kernel/buildperf/plugin_xen.so
    LINK     /path/to/kernel/buildperf/plugin_hrtimer.so
  In file included from util/intel-pt-decoder/intel-pt-insn-decoder.c:25:0:
  util/intel-pt-decoder/inat.c:24:25: fatal error: inat-tables.c: No such file 
or directory
   #include "inat-tables.c"
                           ^
  compilation terminated.
  make[4]: *** 
[/path/to/kernel/buildperf/util/intel-pt-decoder/intel-pt-insn-decoder.o] Error 
1
  make[4]: *** Waiting for unfinished jobs....
    LINK     /path/to/kernel/buildperf/plugin_function.so

This is caused by tools/perf/util/intel-pt-decoder/Build that, it tries
to generate $(OUTPUT)util/intel-pt-decoder/inat-tables.c atomatically
but forget to ensure the existance of $(OUTPUT)util/intel-pt-decoder
directory.

This patch fixes it by adding $(call rule_mkdir) like other similar rules.

Signed-off-by: Wang Nan <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Cc: Zefan Li <[email protected]>
Cc: [email protected]
Link: 
http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/intel-pt-decoder/Build | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/intel-pt-decoder/Build 
b/tools/perf/util/intel-pt-decoder/Build
index 240730d682c1..2386322ece4f 100644
--- a/tools/perf/util/intel-pt-decoder/Build
+++ b/tools/perf/util/intel-pt-decoder/Build
@@ -4,6 +4,7 @@ inat_tables_script = util/intel-pt-decoder/gen-insn-attr-x86.awk
 inat_tables_maps = util/intel-pt-decoder/x86-opcode-map.txt
 
 $(OUTPUT)util/intel-pt-decoder/inat-tables.c: $(inat_tables_script) 
$(inat_tables_maps)
+       $(call rule_mkdir)
        @$(call echo-cmd,gen)$(AWK) -f $(inat_tables_script) 
$(inat_tables_maps) > $@ || rm -f $@
 
 $(OUTPUT)util/intel-pt-decoder/intel-pt-insn-decoder.o: 
util/intel-pt-decoder/inat.c $(OUTPUT)util/intel-pt-decoder/inat-tables.c
-- 
2.1.0

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