perf debug: Remove needless include directives from debug.h

All we need there is a forward declaration for 'union perf_event', so
remove it from there and add missing header directives in places using
things from this indirect include.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-7ftk0ztstqub1tirjj8o8xbl@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

31 files changed, 41 insertions, 4 deletions

diff --git a/tools/perf/util/bpf-prologue.c b/tools/perf/util/bpf-prologue.c
index 09e6c76e1c3b..b020a8678eb9 100644
--- a/tools/perf/util/bpf-prologue.c
+++ b/tools/perf/util/bpf-prologue.c
@@ -13,6 +13,7 @@
 #include "bpf-prologue.h"
 #include "probe-finder.h"
 #include <errno.h>
+#include <stdlib.h>
 #include <dwarf-regs.h>
 #include <linux/filter.h>
 
diff --git a/tools/perf/util/branch.c b/tools/perf/util/branch.c
index 02d6d839ff24..30642e1f2b1b 100644
--- a/tools/perf/util/branch.c
+++ b/tools/perf/util/branch.c
@@ -1,6 +1,7 @@
 #include "util/util.h"
 #include "util/debug.h"
 #include "util/branch.h"
+#include <linux/kernel.h>
 
 static bool cross_area(u64 addr1, u64 addr2, int size)
 {
diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
index a47d0e8c2434..76bf05b26d3b 100644
--- a/tools/perf/util/callchain.c
+++ b/tools/perf/util/callchain.c
@@ -16,6 +16,7 @@
 #include <stdbool.h>
 #include <errno.h>
 #include <math.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 
 #include "asm/bug.h"
diff --git a/tools/perf/util/cloexec.c b/tools/perf/util/cloexec.c
index 92d08198e64a..4e904fcb2783 100644
--- a/tools/perf/util/cloexec.c
+++ b/tools/perf/util/cloexec.c
@@ -4,10 +4,12 @@
 #include "util.h"
 #include "../perf-sys.h"
 #include "cloexec.h"
+#include "event.h"
 #include "asm/bug.h"
 #include "debug.h"
 #include <unistd.h>
 #include <sys/syscall.h>
+#include <linux/string.h>
 
 static unsigned long flag = PERF_FLAG_FD_CLOEXEC;
 
diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c
index 74aafe0df506..e75c3a279fe8 100644
--- a/tools/perf/util/data.c
+++ b/tools/perf/util/data.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <linux/compiler.h>
 #include <linux/kernel.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 #include <sys/types.h>
 #include <sys/stat.h>
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index c822c5943340..522887ee4c02 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -19,6 +19,7 @@
 #include "print_binary.h"
 #include "util.h"
 #include "target.h"
+#include "ui/helpline.h"
 
 #include <linux/ctype.h>
 
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index 77445dfc5c7d..b2deee987ffa 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -4,11 +4,7 @@
 #define __PERF_DEBUG_H
 
 #include <stdbool.h>
-#include <string.h>
 #include <linux/compiler.h>
-#include "event.h"
-#include "../ui/helpline.h"
-#include "../ui/progress.h"
 #include "../ui/util.h"
 
 extern int verbose;
@@ -42,6 +38,8 @@ extern int debug_data_convert;
 
 #define STRERR_BUFSIZE	128	/* For the buffer size of str_error_r */
 
+union perf_event;
+
 int dump_printf(const char *fmt, ...) __printf(1, 2);
 void trace_event(union perf_event *event);
 
diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c
index 03b2de1f5a35..df6cee5c071f 100644
--- a/tools/perf/util/dwarf-aux.c
+++ b/tools/perf/util/dwarf-aux.c
@@ -9,6 +9,7 @@
 #include <stdlib.h>
 #include "debug.h"
 #include "dwarf-aux.h"
+#include "strbuf.h"
 #include "string2.h"
 
 /**
diff --git a/tools/perf/util/dwarf-aux.h b/tools/perf/util/dwarf-aux.h
index 0489b0cf8e2c..f204e5892403 100644
--- a/tools/perf/util/dwarf-aux.h
+++ b/tools/perf/util/dwarf-aux.h
@@ -10,6 +10,8 @@
 #include <elfutils/libdwfl.h>
 #include <elfutils/version.h>
 
+struct strbuf;
+
 /* Find the realpath of the target file */
 const char *cu_find_realpath(Dwarf_Die *cu_die, const char *fname);
 
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index 571efb4f0351..3baca06786fb 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -9,6 +9,7 @@
 #include <sys/utsname.h>
 #include <bpf/libbpf.h>
 #include <stdlib.h>
+#include <string.h>
 
 struct perf_env perf_env;
 
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 71b231c7097f..b5d6d6ec9a9b 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -35,6 +35,7 @@
 #include <linux/hash.h>
 #include <linux/log2.h>
 #include <linux/err.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 #include <perf/evlist.h>
 #include <perf/evsel.h>
diff --git a/tools/perf/util/expr.y b/tools/perf/util/expr.y
index 432b8560cf51..f9a20a39b64a 100644
--- a/tools/perf/util/expr.y
+++ b/tools/perf/util/expr.y
@@ -2,9 +2,11 @@
 %{
 #include "util.h"
 #include "util/debug.h"
+#include <stdlib.h> // strtod()
 #define IN_EXPR_Y 1
 #include "expr.h"
 #include "smt.h"
+#include <assert.h>
 #include <string.h>
 
 #define MAXIDLEN 256
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index adae4134e972..02ea2ee62814 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -19,6 +19,7 @@
 #include <math.h>
 #include <inttypes.h>
 #include <sys/param.h>
+#include <linux/string.h>
 #include <linux/time64.h>
 #include <linux/zalloc.h>
 
diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
index 825e3690940d..9b56fb74bedf 100644
--- a/tools/perf/util/intel-pt.c
+++ b/tools/perf/util/intel-pt.c
@@ -9,6 +9,7 @@
 #include <stdbool.h>
 #include <errno.h>
 #include <linux/kernel.h>
+#include <linux/string.h>
 #include <linux/types.h>
 #include <linux/zalloc.h>
 
diff --git a/tools/perf/util/llvm-utils.c b/tools/perf/util/llvm-utils.c
index 9f0470ecbca9..55fb4b3b1157 100644
--- a/tools/perf/util/llvm-utils.c
+++ b/tools/perf/util/llvm-utils.c
@@ -9,6 +9,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <linux/err.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 #include "debug.h"
 #include "llvm-utils.h"
diff --git a/tools/perf/util/lzma.c b/tools/perf/util/lzma.c
index b1dd29a9d915..397447066033 100644
--- a/tools/perf/util/lzma.c
+++ b/tools/perf/util/lzma.c
@@ -9,6 +9,7 @@
 #include "compress.h"
 #include "util.h"
 #include "debug.h"
+#include <string.h>
 #include <unistd.h>
 
 #define BUFSIZE 8192
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index a1542b4c047b..6e9afe4e55dd 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -30,6 +30,7 @@
 #include <linux/ctype.h>
 #include <symbol/kallsyms.h>
 #include <linux/mman.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 
 static void __machine__remove_thread(struct machine *machine, struct thread *th, bool lock);
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 27b7b102e4a2..c75b20b93820 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -20,6 +20,7 @@
 #include "namespaces.h"
 #include "unwind.h"
 #include "srccode.h"
+#include "ui/ui.h"
 
 static void __maps__insert(struct maps *maps, struct map *map);
 static void __maps__insert_name(struct maps *maps, struct map *map);
diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index bb5f34b7ab44..359db2b1fcef 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -8,6 +8,7 @@
 #include "session.h"
 #include "asm/bug.h"
 #include "debug.h"
+#include "ui/progress.h"
 
 #define pr_N(n, fmt, ...) \
 	eprintf(n, debug_ordered_events, fmt, ##__VA_ARGS__)
diff --git a/tools/perf/util/parse-branch-options.c b/tools/perf/util/parse-branch-options.c
index 1430437b9d51..bb4aa88c50a8 100644
--- a/tools/perf/util/parse-branch-options.c
+++ b/tools/perf/util/parse-branch-options.c
@@ -1,8 +1,10 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "util/debug.h"
+#include "util/event.h"
 #include <subcmd/parse-options.h>
 #include "util/parse-branch-options.h"
 #include <stdlib.h>
+#include <string.h>
 
 #define BRANCH_OPT(n, m) \
 	{ .name = n, .mode = (m) }
diff --git a/tools/perf/util/perf-hooks.c b/tools/perf/util/perf-hooks.c
index 4f3aa8d99ef4..e635c594f773 100644
--- a/tools/perf/util/perf-hooks.c
+++ b/tools/perf/util/perf-hooks.c
@@ -8,6 +8,7 @@
 
 #include <errno.h>
 #include <stdlib.h>
+#include <string.h>
 #include <setjmp.h>
 #include <linux/err.h>
 #include <linux/kernel.h>
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index 025fc4491993..505905fc21c5 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -24,6 +24,7 @@
 #include "dso.h"
 #include "debug.h"
 #include "intlist.h"
+#include "strbuf.h"
 #include "strlist.h"
 #include "symbol.h"
 #include "probe-finder.h"
diff --git a/tools/perf/util/pstack.c b/tools/perf/util/pstack.c
index 28de8a4c2ce8..80ff41fc45be 100644
--- a/tools/perf/util/pstack.c
+++ b/tools/perf/util/pstack.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/zalloc.h>
 #include <stdlib.h>
+#include <string.h>
 
 struct pstack {
 	unsigned short	top;
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 23d0ab7c801c..035355a9945e 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -22,6 +22,7 @@
 #include "annotate.h"
 #include "time-utils.h"
 #include <linux/kernel.h>
+#include <linux/string.h>
 
 regex_t		parent_regex;
 const char	default_parent_pattern[] = "^sys_|^do_page_fault";
diff --git a/tools/perf/util/strbuf.c b/tools/perf/util/strbuf.c
index 0afdbf38a2b2..a64a37628f12 100644
--- a/tools/perf/util/strbuf.c
+++ b/tools/perf/util/strbuf.c
@@ -1,8 +1,12 @@
 // SPDX-License-Identifier: GPL-2.0
+#include "cache.h"
 #include "debug.h"
+#include "strbuf.h"
 #include <linux/kernel.h>
+#include <linux/string.h>
 #include <linux/zalloc.h>
 #include <errno.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 035f2e75728c..c37cca690864 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -7,6 +7,7 @@
 #include <linux/capability.h>
 #include <linux/kernel.h>
 #include <linux/mman.h>
+#include <linux/string.h>
 #include <linux/time64.h>
 #include <sys/types.h>
 #include <sys/stat.h>
diff --git a/tools/perf/util/target.c b/tools/perf/util/target.c
index 3adc65480349..565f7aef7e6c 100644
--- a/tools/perf/util/target.c
+++ b/tools/perf/util/target.c
@@ -10,8 +10,11 @@
 #include "debug.h"
 
 #include <pwd.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
 
 enum target_errno target__validate(struct target *target)
 {
diff --git a/tools/perf/util/thread-stack.c b/tools/perf/util/thread-stack.c
index 15134ac9b8f1..cd8a948d03ec 100644
--- a/tools/perf/util/thread-stack.c
+++ b/tools/perf/util/thread-stack.c
@@ -10,6 +10,7 @@
 #include <linux/zalloc.h>
 #include <errno.h>
 #include <stdlib.h>
+#include <string.h>
 #include "thread.h"
 #include "event.h"
 #include "machine.h"
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 607daec22943..32322a20a68b 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 #include "util.h"
 #include "debug.h"
+#include "event.h"
 #include "namespaces.h"
 #include <api/fs/fs.h>
 #include <sys/mman.h>
diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index c59154e2d124..b9823f414f10 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -2,6 +2,7 @@
 #include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <errno.h>
 #include <linux/zalloc.h>
 
diff --git a/tools/perf/util/zlib.c b/tools/perf/util/zlib.c
index 512ad7c09b13..59d456f716e9 100644
--- a/tools/perf/util/zlib.c
+++ b/tools/perf/util/zlib.c
@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <fcntl.h>
 #include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 #include <sys/stat.h>
 #include <sys/mman.h>