From cfc542411bd40ff4f8a70b3d061bd6acdfb05629 Mon Sep 17 00:00:00 2001 From: Yonghong Song Date: Mon, 10 Dec 2018 14:14:10 -0800 Subject: [PATCH] tools/bpf: rename *_info_cnt to nr_*_info Rename all occurances of *_info_cnt field access to nr_*_info in tools directory. The local variables finfo_cnt, linfo_cnt and jited_linfo_cnt in function do_dump() of tools/bpf/bpftool/prog.c are also changed to nr_finfo, nr_linfo and nr_jited_linfo to keep naming convention consistent. Acked-by: Martin KaFai Lau Signed-off-by: Yonghong Song Signed-off-by: Alexei Starovoitov --- tools/bpf/bpftool/prog.c | 48 ++++++++++----------- tools/lib/bpf/bpf_prog_linfo.c | 4 +- tools/testing/selftests/bpf/test_btf.c | 60 +++++++++++++------------- 3 files changed, 56 insertions(+), 56 deletions(-) diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c index 9a78ebbcea1d..b73b4e473948 100644 --- a/tools/bpf/bpftool/prog.c +++ b/tools/bpf/bpftool/prog.c @@ -425,7 +425,7 @@ static int do_dump(int argc, char **argv) { unsigned int finfo_rec_size, linfo_rec_size, jited_linfo_rec_size; void *func_info = NULL, *linfo = NULL, *jited_linfo = NULL; - unsigned int finfo_cnt, linfo_cnt = 0, jited_linfo_cnt = 0; + unsigned int nr_finfo, nr_linfo = 0, nr_jited_linfo = 0; struct bpf_prog_linfo *prog_linfo = NULL; unsigned long *func_ksyms = NULL; struct bpf_prog_info info = {}; @@ -537,10 +537,10 @@ static int do_dump(int argc, char **argv) } } - finfo_cnt = info.func_info_cnt; + nr_finfo = info.nr_func_info; finfo_rec_size = info.func_info_rec_size; - if (finfo_cnt && finfo_rec_size) { - func_info = malloc(finfo_cnt * finfo_rec_size); + if (nr_finfo && finfo_rec_size) { + func_info = malloc(nr_finfo * finfo_rec_size); if (!func_info) { p_err("mem alloc failed"); close(fd); @@ -549,9 +549,9 @@ static int do_dump(int argc, char **argv) } linfo_rec_size = info.line_info_rec_size; - if (info.line_info_cnt && linfo_rec_size && info.btf_id) { - linfo_cnt = info.line_info_cnt; - linfo = malloc(linfo_cnt * linfo_rec_size); + if (info.nr_line_info && linfo_rec_size && info.btf_id) { + nr_linfo = info.nr_line_info; + linfo = malloc(nr_linfo * linfo_rec_size); if (!linfo) { p_err("mem alloc failed"); close(fd); @@ -560,13 +560,13 @@ static int do_dump(int argc, char **argv) } jited_linfo_rec_size = info.jited_line_info_rec_size; - if (info.jited_line_info_cnt && + if (info.nr_jited_line_info && jited_linfo_rec_size && info.nr_jited_ksyms && info.nr_jited_func_lens && info.btf_id) { - jited_linfo_cnt = info.jited_line_info_cnt; - jited_linfo = malloc(jited_linfo_cnt * jited_linfo_rec_size); + nr_jited_linfo = info.nr_jited_line_info; + jited_linfo = malloc(nr_jited_linfo * jited_linfo_rec_size); if (!jited_linfo) { p_err("mem alloc failed"); close(fd); @@ -582,13 +582,13 @@ static int do_dump(int argc, char **argv) info.nr_jited_ksyms = nr_func_ksyms; info.jited_func_lens = ptr_to_u64(func_lens); info.nr_jited_func_lens = nr_func_lens; - info.func_info_cnt = finfo_cnt; + info.nr_func_info = nr_finfo; info.func_info_rec_size = finfo_rec_size; info.func_info = ptr_to_u64(func_info); - info.line_info_cnt = linfo_cnt; + info.nr_line_info = nr_linfo; info.line_info_rec_size = linfo_rec_size; info.line_info = ptr_to_u64(linfo); - info.jited_line_info_cnt = jited_linfo_cnt; + info.nr_jited_line_info = nr_jited_linfo; info.jited_line_info_rec_size = jited_linfo_rec_size; info.jited_line_info = ptr_to_u64(jited_linfo); @@ -614,9 +614,9 @@ static int do_dump(int argc, char **argv) goto err_free; } - if (info.func_info_cnt != finfo_cnt) { - p_err("incorrect func_info_cnt %d vs. expected %d", - info.func_info_cnt, finfo_cnt); + if (info.nr_func_info != nr_finfo) { + p_err("incorrect nr_func_info %d vs. expected %d", + info.nr_func_info, nr_finfo); goto err_free; } @@ -630,12 +630,12 @@ static int do_dump(int argc, char **argv) /* kernel.kptr_restrict is set. No func_info available. */ free(func_info); func_info = NULL; - finfo_cnt = 0; + nr_finfo = 0; } - if (linfo && info.line_info_cnt != linfo_cnt) { - p_err("incorrect line_info_cnt %u vs. expected %u", - info.line_info_cnt, linfo_cnt); + if (linfo && info.nr_line_info != nr_linfo) { + p_err("incorrect nr_line_info %u vs. expected %u", + info.nr_line_info, nr_linfo); goto err_free; } @@ -645,9 +645,9 @@ static int do_dump(int argc, char **argv) goto err_free; } - if (jited_linfo && info.jited_line_info_cnt != jited_linfo_cnt) { - p_err("incorrect jited_line_info_cnt %u vs. expected %u", - info.jited_line_info_cnt, jited_linfo_cnt); + if (jited_linfo && info.nr_jited_line_info != nr_jited_linfo) { + p_err("incorrect nr_jited_line_info %u vs. expected %u", + info.nr_jited_line_info, nr_jited_linfo); goto err_free; } @@ -670,7 +670,7 @@ static int do_dump(int argc, char **argv) goto err_free; } - if (linfo_cnt) { + if (nr_linfo) { prog_linfo = bpf_prog_linfo__new(&info); if (!prog_linfo) p_info("error in processing bpf_line_info. continue without it."); diff --git a/tools/lib/bpf/bpf_prog_linfo.c b/tools/lib/bpf/bpf_prog_linfo.c index b8af65145408..addd6e9971cc 100644 --- a/tools/lib/bpf/bpf_prog_linfo.c +++ b/tools/lib/bpf/bpf_prog_linfo.c @@ -105,7 +105,7 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info) struct bpf_prog_linfo *prog_linfo; __u32 nr_linfo, nr_jited_func; - nr_linfo = info->line_info_cnt; + nr_linfo = info->nr_line_info; /* * Test !info->line_info because the kernel may NULL @@ -138,7 +138,7 @@ struct bpf_prog_linfo *bpf_prog_linfo__new(const struct bpf_prog_info *info) nr_jited_func = info->nr_jited_ksyms; if (!nr_jited_func || !info->jited_line_info || - info->jited_line_info_cnt != nr_linfo || + info->nr_jited_line_info != nr_linfo || info->jited_line_info_rec_size < sizeof(__u64) || info->nr_jited_func_lens != nr_jited_func || !info->jited_ksyms || diff --git a/tools/testing/selftests/bpf/test_btf.c b/tools/testing/selftests/bpf/test_btf.c index 7707273736ac..d4c63316c862 100644 --- a/tools/testing/selftests/bpf/test_btf.c +++ b/tools/testing/selftests/bpf/test_btf.c @@ -2548,9 +2548,9 @@ static int do_test_file(unsigned int test_num) err = -1; goto done; } - if (CHECK(info.func_info_cnt != 3, - "incorrect info.func_info_cnt (1st) %d", - info.func_info_cnt)) { + if (CHECK(info.nr_func_info != 3, + "incorrect info.nr_func_info (1st) %d", + info.nr_func_info)) { err = -1; goto done; } @@ -2561,7 +2561,7 @@ static int do_test_file(unsigned int test_num) goto done; } - func_info = malloc(info.func_info_cnt * rec_size); + func_info = malloc(info.nr_func_info * rec_size); if (CHECK(!func_info, "out of memory")) { err = -1; goto done; @@ -2569,7 +2569,7 @@ static int do_test_file(unsigned int test_num) /* reset info to only retrieve func_info related data */ memset(&info, 0, sizeof(info)); - info.func_info_cnt = 3; + info.nr_func_info = 3; info.func_info_rec_size = rec_size; info.func_info = ptr_to_u64(func_info); @@ -2580,9 +2580,9 @@ static int do_test_file(unsigned int test_num) err = -1; goto done; } - if (CHECK(info.func_info_cnt != 3, - "incorrect info.func_info_cnt (2nd) %d", - info.func_info_cnt)) { + if (CHECK(info.nr_func_info != 3, + "incorrect info.nr_func_info (2nd) %d", + info.nr_func_info)) { err = -1; goto done; } @@ -3544,9 +3544,9 @@ static int test_get_finfo(const struct prog_info_raw_test *test, fprintf(stderr, "%s\n", btf_log_buf); return -1; } - if (CHECK(info.func_info_cnt != test->func_info_cnt, - "incorrect info.func_info_cnt (1st) %d", - info.func_info_cnt)) { + if (CHECK(info.nr_func_info != test->func_info_cnt, + "incorrect info.nr_func_info (1st) %d", + info.nr_func_info)) { return -1; } @@ -3556,16 +3556,16 @@ static int test_get_finfo(const struct prog_info_raw_test *test, return -1; } - if (!info.func_info_cnt) + if (!info.nr_func_info) return 0; - func_info = malloc(info.func_info_cnt * rec_size); + func_info = malloc(info.nr_func_info * rec_size); if (CHECK(!func_info, "out of memory")) return -1; /* reset info to only retrieve func_info related data */ memset(&info, 0, sizeof(info)); - info.func_info_cnt = test->func_info_cnt; + info.nr_func_info = test->func_info_cnt; info.func_info_rec_size = rec_size; info.func_info = ptr_to_u64(func_info); err = bpf_obj_get_info_by_fd(prog_fd, &info, &info_len); @@ -3574,9 +3574,9 @@ static int test_get_finfo(const struct prog_info_raw_test *test, err = -1; goto done; } - if (CHECK(info.func_info_cnt != test->func_info_cnt, - "incorrect info.func_info_cnt (2nd) %d", - info.func_info_cnt)) { + if (CHECK(info.nr_func_info != test->func_info_cnt, + "incorrect info.nr_func_info (2nd) %d", + info.nr_func_info)) { err = -1; goto done; } @@ -3648,14 +3648,14 @@ static int test_get_linfo(const struct prog_info_raw_test *test, nr_jited_func_lens = 1; } - if (CHECK(info.line_info_cnt != cnt || - info.jited_line_info_cnt != jited_cnt || + if (CHECK(info.nr_line_info != cnt || + info.nr_jited_line_info != jited_cnt || info.nr_jited_ksyms != nr_jited_ksyms || info.nr_jited_func_lens != nr_jited_func_lens || - (!info.line_info_cnt && info.jited_line_info_cnt), - "info: line_info_cnt:%u(expected:%u) jited_line_info_cnt:%u(expected:%u) nr_jited_ksyms:%u(expected:%u) nr_jited_func_lens:%u(expected:%u)", - info.line_info_cnt, cnt, - info.jited_line_info_cnt, jited_cnt, + (!info.nr_line_info && info.nr_jited_line_info), + "info: nr_line_info:%u(expected:%u) nr_jited_line_info:%u(expected:%u) nr_jited_ksyms:%u(expected:%u) nr_jited_func_lens:%u(expected:%u)", + info.nr_line_info, cnt, + info.nr_jited_line_info, jited_cnt, info.nr_jited_ksyms, nr_jited_ksyms, info.nr_jited_func_lens, nr_jited_func_lens)) { err = -1; @@ -3684,7 +3684,7 @@ static int test_get_linfo(const struct prog_info_raw_test *test, err = -1; goto done; } - info.line_info_cnt = cnt; + info.nr_line_info = cnt; info.line_info_rec_size = rec_size; info.line_info = ptr_to_u64(linfo); @@ -3700,7 +3700,7 @@ static int test_get_linfo(const struct prog_info_raw_test *test, goto done; } - info.jited_line_info_cnt = jited_cnt; + info.nr_jited_line_info = jited_cnt; info.jited_line_info_rec_size = jited_rec_size; info.jited_line_info = ptr_to_u64(jited_linfo); info.nr_jited_ksyms = nr_jited_ksyms; @@ -3717,15 +3717,15 @@ static int test_get_linfo(const struct prog_info_raw_test *test, */ if (CHECK(err == -1 || !info.line_info || - info.line_info_cnt != cnt || + info.nr_line_info != cnt || (jited_cnt && !info.jited_line_info) || - info.jited_line_info_cnt != jited_cnt || + info.nr_jited_line_info != jited_cnt || info.line_info_rec_size != rec_size || info.jited_line_info_rec_size != jited_rec_size, - "err:%d errno:%d info: line_info_cnt:%u(expected:%u) jited_line_info_cnt:%u(expected:%u) line_info_rec_size:%u(expected:%u) jited_linfo_rec_size:%u(expected:%u) line_info:%p jited_line_info:%p", + "err:%d errno:%d info: nr_line_info:%u(expected:%u) nr_jited_line_info:%u(expected:%u) line_info_rec_size:%u(expected:%u) jited_linfo_rec_size:%u(expected:%u) line_info:%p jited_line_info:%p", err, errno, - info.line_info_cnt, cnt, - info.jited_line_info_cnt, jited_cnt, + info.nr_line_info, cnt, + info.nr_jited_line_info, jited_cnt, info.line_info_rec_size, rec_size, info.jited_line_info_rec_size, jited_rec_size, (void *)(long)info.line_info, -- GitLab