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Date: Sat, 7 Nov 2015 23:32:57 -0800 From: tip-bot for Wang Nan <tipbot@...or.com> To: linux-tip-commits@...r.kernel.org Cc: tglx@...utronix.de, namhyung@...nel.org, lizefan@...wei.com, hpa@...or.com, linux-kernel@...r.kernel.org, wangnan0@...wei.com, mingo@...nel.org, jolsa@...nel.org, acme@...hat.com Subject: [tip:perf/urgent] bpf tools: Add new API bpf_object__get_kversion () Commit-ID: 45825d8ab8ef6287f5d05aea141419d8d4278852 Gitweb: http://git.kernel.org/tip/45825d8ab8ef6287f5d05aea141419d8d4278852 Author: Wang Nan <wangnan0@...wei.com> AuthorDate: Fri, 6 Nov 2015 13:49:38 +0000 Committer: Arnaldo Carvalho de Melo <acme@...hat.com> CommitDate: Fri, 6 Nov 2015 15:56:41 -0300 bpf tools: Add new API bpf_object__get_kversion() bpf_object__get_kversion() can be used to fetch value of object's 'version' section. Following patch will use it for error reporting. Signed-off-by: Wang Nan <wangnan0@...wei.com> Cc: Jiri Olsa <jolsa@...nel.org> Cc: Namhyung Kim <namhyung@...nel.org> Cc: Zefan Li <lizefan@...wei.com> Cc: pi3orama@....com Link: http://lkml.kernel.org/r/1446817783-86722-3-git-send-email-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> --- tools/lib/bpf/libbpf.c | 8 ++++++++ tools/lib/bpf/libbpf.h | 1 + 2 files changed, 9 insertions(+) diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 07b492d..e176bad 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1055,6 +1055,14 @@ bpf_object__get_name(struct bpf_object *obj) return obj->path; } +unsigned int +bpf_object__get_kversion(struct bpf_object *obj) +{ + if (!obj) + return 0; + return obj->kern_version; +} + struct bpf_program * bpf_program__next(struct bpf_program *prev, struct bpf_object *obj) { diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h index 30a40e9..c9a9aef 100644 --- a/tools/lib/bpf/libbpf.h +++ b/tools/lib/bpf/libbpf.h @@ -56,6 +56,7 @@ void bpf_object__close(struct bpf_object *object); int bpf_object__load(struct bpf_object *obj); int bpf_object__unload(struct bpf_object *obj); const char *bpf_object__get_name(struct bpf_object *obj); +unsigned int bpf_object__get_kversion(struct bpf_object *obj); struct bpf_object *bpf_object__next(struct bpf_object *prev); #define bpf_object__for_each_safe(pos, tmp) \ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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