diff options
| author |   Quentin Monnet <quentin@isovalent.com> | 2020-05-11 17:15:33 +0100 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2020-05-11 21:20:46 +0200 |
| commit | 6e7e034e88e8e22cb14765c86da92416017e45b8 (patch) | |
| tree | a51838934255b07523f0eaf6517713ff7c92a99f /tools/bpf | |
| parent | bpf, libbpf: Replace zero-length array with flexible-array (diff) | |
| download | linux-dev-6e7e034e88e8e22cb14765c86da92416017e45b8.tar.xz linux-dev-6e7e034e88e8e22cb14765c86da92416017e45b8.zip | |
tools, bpftool: Poison and replace kernel integer typedefs
Replace the use of kernel-only integer typedefs (u8, u32, etc.) by their
user space counterpart (__u8, __u32, etc.).
Similarly to what libbpf does, poison the typedefs to avoid introducing
them again in the future.
Signed-off-by: Quentin Monnet <quentin@isovalent.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20200511161536.29853-2-quentin@isovalent.com
Diffstat (limited to 'tools/bpf')
| -rw-r--r-- | tools/bpf/bpftool/btf_dumper.c | 4 | ||||
| -rw-r--r-- | tools/bpf/bpftool/cfg.c | 4 | ||||
| -rw-r--r-- | tools/bpf/bpftool/main.h | 3 | ||||
| -rw-r--r-- | tools/bpf/bpftool/map_perf_ring.c | 2 | ||||
| -rw-r--r-- | tools/bpf/bpftool/prog.c | 2 |
5 files changed, 9 insertions, 6 deletions
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 497807bec675..ede162f83eea 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -271,8 +271,8 @@ static void btf_int128_print(json_writer_t *jw, const void *data, } } -static void btf_int128_shift(__u64 *print_num, u16 left_shift_bits, - u16 right_shift_bits) +static void btf_int128_shift(__u64 *print_num, __u16 left_shift_bits, + __u16 right_shift_bits) { __u64 upper_num, lower_num; diff --git a/tools/bpf/bpftool/cfg.c b/tools/bpf/bpftool/cfg.c index 3e21f994f262..1951219a9af7 100644 --- a/tools/bpf/bpftool/cfg.c +++ b/tools/bpf/bpftool/cfg.c @@ -157,7 +157,7 @@ static bool cfg_partition_funcs(struct cfg *cfg, struct bpf_insn *cur, return false; } -static bool is_jmp_insn(u8 code) +static bool is_jmp_insn(__u8 code) { return BPF_CLASS(code) == BPF_JMP || BPF_CLASS(code) == BPF_JMP32; } @@ -176,7 +176,7 @@ static bool func_partition_bb_head(struct func_node *func) for (; cur <= end; cur++) { if (is_jmp_insn(cur->code)) { - u8 opcode = BPF_OP(cur->code); + __u8 opcode = BPF_OP(cur->code); if (opcode == BPF_EXIT || opcode == BPF_CALL) continue; diff --git a/tools/bpf/bpftool/main.h b/tools/bpf/bpftool/main.h index a41cefabccaf..f89ac70ef973 100644 --- a/tools/bpf/bpftool/main.h +++ b/tools/bpf/bpftool/main.h @@ -18,6 +18,9 @@ #include "json_writer.h" +/* Make sure we do not use kernel-only integer typedefs */ +#pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64 + #define ptr_to_u64(ptr) ((__u64)(unsigned long)(ptr)) #define NEXT_ARG() ({ argc--; argv++; if (argc < 0) usage(); }) diff --git a/tools/bpf/bpftool/map_perf_ring.c b/tools/bpf/bpftool/map_perf_ring.c index d9b29c17fbb8..825f29f93a57 100644 --- a/tools/bpf/bpftool/map_perf_ring.c +++ b/tools/bpf/bpftool/map_perf_ring.c @@ -39,7 +39,7 @@ struct event_ring_info { struct perf_event_sample { struct perf_event_header header; - u64 time; + __u64 time; __u32 size; unsigned char data[]; }; diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c index f6a5974a7b0a..b6e5ba568f98 100644 --- a/tools/bpf/bpftool/prog.c +++ b/tools/bpf/bpftool/prog.c @@ -238,7 +238,7 @@ exit_free: return fd; } -static void show_prog_maps(int fd, u32 num_maps) +static void show_prog_maps(int fd, __u32 num_maps) { struct bpf_prog_info info = {}; __u32 len = sizeof(info); |