linux-kernel - [PATCH v6.19-rc1 1/1] perf auxtrace: Include sys/types.h for pid

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Message-ID: <aTBOG7H7OAST04iB@x1>
Date: Wed, 3 Dec 2025 11:50:03 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Namhyung Kim <namhyung@...nel.org>
Cc: Adrian Hunter <adrian.hunter@...el.com>,
	Ian Rogers <irogers@...gle.com>,
	James Clark <james.clark@...aro.org>, Jiri Olsa <jolsa@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-perf-users@...r.kernel.org
Subject: [PATCH v6.19-rc1 1/1] perf auxtrace: Include sys/types.h for pid_t

In 754187ad73b73bcb ("perf build: Remove NO_AUXTRACE build option")
sys/types.h was removed, which broke the build in all Alpine Linux
releases, as musl libc has pid_t defined via sys/types.h, add it back.

Fixes: 754187ad73b73bcb ("perf build: Remove NO_AUXTRACE build option")
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Ian Rogers <irogers@...gle.com>
Cc: James Clark <james.clark@...aro.org>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/auxtrace.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h
index eee2c11f76668348..6947f3f284c02928 100644
--- a/tools/perf/util/auxtrace.h
+++ b/tools/perf/util/auxtrace.h
@@ -7,6 +7,7 @@
 #ifndef __PERF_AUXTRACE_H
 #define __PERF_AUXTRACE_H
 
+#include <sys/types.h>
 #include <stdio.h> // FILE
 #include <linux/perf_event.h>
 #include <linux/types.h>
-- 
2.52.0