Merge branch 'bpftool: miscellaneous fixes'

Quentin Monnet says:

====================

This set contains several independent minor fixes for bpftool, its
Makefile, and its documentation. Please refer to individual commits for
details.
====================
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>

tools/bpf/bpftool/Documentation/Makefile

 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 include ../../../scripts/Makefile.include
-include ../../../scripts/utilities.mak
 
 INSTALL ?= install
 RM ?= rm -f

tools/bpf/bpftool/Documentation/bpftool-map.rst

@@ -16,8 +16,8 @@ SYNOPSIS
 	{ **-f** | **--bpffs** } | { **-n** | **--nomount** } }
 
 	*COMMANDS* :=
-	{ **show** | **list** | **create** | **dump** | **update** | **lookup** | **getnext**
-	| **delete** | **pin** | **help** }
+	{ **show** | **list** | **create** | **dump** | **update** | **lookup** | **getnext** |
+	**delete** | **pin** | **help** }
 
 MAP COMMANDS
 =============
@@ -52,7 +52,7 @@ MAP COMMANDS
 |		| **devmap** | **devmap_hash** | **sockmap** | **cpumap** | **xskmap** | **sockhash**
 |		| **cgroup_storage** | **reuseport_sockarray** | **percpu_cgroup_storage**
 |		| **queue** | **stack** | **sk_storage** | **struct_ops** | **ringbuf** | **inode_storage**
-		| **task_storage** }
+|		| **task_storage** | **bloom_filter** }
 
 DESCRIPTION
 ===========

tools/bpf/bpftool/Documentation/bpftool-prog.rst

@@ -17,8 +17,8 @@ SYNOPSIS
 	{ **-L** | **--use-loader** } }
 
 	*COMMANDS* :=
-	{ **show** | **list** | **dump xlated** | **dump jited** | **pin** | **load**
-	| **loadall** | **help** }
+	{ **show** | **list** | **dump xlated** | **dump jited** | **pin** | **load** |
+	**loadall** | **help** }
 
 PROG COMMANDS
 =============

tools/bpf/bpftool/Makefile

 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 include ../../scripts/Makefile.include
-include ../../scripts/utilities.mak
 
 ifeq ($(srctree),)
 srctree := $(patsubst %/,%,$(dir $(CURDIR)))

tools/bpf/bpftool/bash-completion/bpftool

@@ -710,7 +710,8 @@ _bpftool()
                                 hash_of_maps devmap devmap_hash sockmap cpumap \
                                 xskmap sockhash cgroup_storage reuseport_sockarray \
                                 percpu_cgroup_storage queue stack sk_storage \
-                                struct_ops inode_storage task_storage ringbuf'
+                                struct_ops ringbuf inode_storage task_storage \
+                                bloom_filter'
                             COMPREPLY=( $( compgen -W "$BPFTOOL_MAP_CREATE_TYPES" -- "$cur" ) )
                             return 0
                             ;;

tools/bpf/bpftool/common.c

@@ -74,6 +74,7 @@ const char * const attach_type_name[__MAX_BPF_ATTACH_TYPE] = {
 	[BPF_XDP]			= "xdp",
 	[BPF_SK_REUSEPORT_SELECT]	= "sk_skb_reuseport_select",
 	[BPF_SK_REUSEPORT_SELECT_OR_MIGRATE]	= "sk_skb_reuseport_select_or_migrate",
+	[BPF_PERF_EVENT]		= "perf_event",
 };
 
 void p_err(const char *fmt, ...)

tools/bpf/bpftool/map.c

@@ -53,6 +53,7 @@ const char * const map_type_name[] = {
 	[BPF_MAP_TYPE_RINGBUF]			= "ringbuf",
 	[BPF_MAP_TYPE_INODE_STORAGE]		= "inode_storage",
 	[BPF_MAP_TYPE_TASK_STORAGE]		= "task_storage",
+	[BPF_MAP_TYPE_BLOOM_FILTER]		= "bloom_filter",
 };
 
 const size_t map_type_name_size = ARRAY_SIZE(map_type_name);
@@ -1477,7 +1478,7 @@ static int do_help(int argc, char **argv)
 		"                 devmap | devmap_hash | sockmap | cpumap | xskmap | sockhash |\n"
 		"                 cgroup_storage | reuseport_sockarray | percpu_cgroup_storage |\n"
 		"                 queue | stack | sk_storage | struct_ops | ringbuf | inode_storage |\n"
-		"                 task_storage }\n"
+		"                 task_storage | bloom_filter }\n"
 		"       " HELP_SPEC_OPTIONS " |\n"
 		"                    {-f|--bpffs} | {-n|--nomount} }\n"
 		"",

tools/bpf/bpftool/prog.c

@@ -709,8 +709,8 @@ prog_dump(struct bpf_prog_info *info, enum dump_mode mode,
 	char func_sig[1024];
 	unsigned char *buf;
 	__u32 member_len;
+	int fd, err = -1;
 	ssize_t n;
-	int fd;
 
 	if (mode == DUMP_JITED) {
 		if (info->jited_prog_len == 0 || !info->jited_prog_insns) {
@@ -749,7 +749,7 @@ prog_dump(struct bpf_prog_info *info, enum dump_mode mode,
 		if (fd < 0) {
 			p_err("can't open file %s: %s", filepath,
 			      strerror(errno));
-			return -1;
+			goto exit_free;
 		}
 
 		n = write(fd, buf, member_len);
@@ -757,7 +757,7 @@ prog_dump(struct bpf_prog_info *info, enum dump_mode mode,
 		if (n != (ssize_t)member_len) {
 			p_err("error writing output file: %s",
 			      n < 0 ? strerror(errno) : "short write");
-			return -1;
+			goto exit_free;
 		}
 
 		if (json_output)
@@ -771,7 +771,7 @@ prog_dump(struct bpf_prog_info *info, enum dump_mode mode,
 						     info->netns_ino,
 						     &disasm_opt);
 			if (!name)
-				return -1;
+				goto exit_free;
 		}
 
 		if (info->nr_jited_func_lens && info->jited_func_lens) {
@@ -866,9 +866,12 @@ prog_dump(struct bpf_prog_info *info, enum dump_mode mode,
 		kernel_syms_destroy(&dd);
 	}
 
-	btf__free(btf);
+	err = 0;
 
-	return 0;
+exit_free:
+	btf__free(btf);
+	bpf_prog_linfo__free(prog_linfo);
+	return err;
 }
 
 static int do_dump(int argc, char **argv)