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Revert "perf cs-etm: Move definition of 'traceid_list' global variable from header file"

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This reverts commit 168200b6d6 upstream.
(but only from 4.19.y)

The original commit introduces a build failure as seen on Debian buster
when compiled with gcc (Debian 8.3.0-6) 8.3.0:

  $ LC_ALL=C.UTF-8 ARCH=x86 make perf
  [...]
  Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf.h' differs from latest version at 'include/uapi/linux/bpf.h'
    CC       util/cs-etm-decoder/cs-etm-decoder.o
    CC       util/intel-pt.o
  util/cs-etm-decoder/cs-etm-decoder.c: In function 'cs_etm_decoder__buffer_packet':
  util/cs-etm-decoder/cs-etm-decoder.c:287:24: error: 'traceid_list' undeclared (first use in this function); did you mean 'trace_event'?
    inode = intlist__find(traceid_list, trace_chan_id);
                          ^~~~~~~~~~~~
                          trace_event
  util/cs-etm-decoder/cs-etm-decoder.c:287:24: note: each undeclared identifier is reported only once for each function it appears in
  make[6]: *** [/build/linux-stable/tools/build/Makefile.build:97: util/cs-etm-decoder/cs-etm-decoder.o] Error 1
  make[5]: *** [/build/linux-stable/tools/build/Makefile.build:139: cs-etm-decoder] Error 2
  make[5]: *** Waiting for unfinished jobs....
  make[4]: *** [/build/linux-stable/tools/build/Makefile.build:139: util] Error 2
  make[3]: *** [Makefile.perf:633: libperf-in.o] Error 2
  make[2]: *** [Makefile.perf:206: sub-make] Error 2
  make[1]: *** [Makefile:70: all] Error 2
  make: *** [Makefile:77: perf] Error 2

Link: https://lore.kernel.org/stable/20201114083501.GA468764@eldamar.lan/
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Tor Jeremiassen <tor@ti.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <stable@vger.kernel.org> # 4.19.y
Signed-off-by: Salvatore Bonaccorso <carnil@debian.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Salvatore Bonaccorso
2020-11-20 08:39:09 +01:00
committed by Greg Kroah-Hartman
parent 31ebc2fe02
commit 5e7ceb3ace
2 changed files with 3 additions and 3 deletions
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3
tools/perf/util/cs-etm.c
View File

@@ -87,9 +87,6 @@ struct cs_etm_queue {
struct cs_etm_packet *packet;
};
/* RB tree for quick conversion between traceID and metadata pointers */
static struct intlist *traceid_list;
static int cs_etm__update_queues(struct cs_etm_auxtrace *etm);
static int cs_etm__process_timeless_queues(struct cs_etm_auxtrace *etm,
pid_t tid, u64 time_);

3
tools/perf/util/cs-etm.h
View File

@@ -53,6 +53,9 @@ enum {
CS_ETMV4_PRIV_MAX,
};
/* RB tree for quick conversion between traceID and CPUs */
struct intlist *traceid_list;
#define KiB(x) ((x) * 1024)
#define MiB(x) ((x) * 1024 * 1024)