From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6BAD92D0C98 for ; Tue, 9 Jun 2026 10:43:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781001800; cv=none; b=fjEFQqkCQX8VzMYH+9+yvd/CaKIEDXOEZFtQ0woP5kAXYT4TX9CNqlvwwV4LUstuRKCrJIEt3xLMQCEHPXGHEt5CMsgTBo+/YuruUTF3Uys7v9jlDlkJg46fy76+ltML8ilJL7tgaDfArQ2suXWpK4H24jdvsAG1xPJqD/PGvFo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781001800; c=relaxed/simple; bh=Vv1cZAv+0c1IBEatJNuSKcFZRHTQi6NTL8A+Gzrw4oM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ACUQcwX+uZTbqc5HOx/SEMUb5GffocSHwm/aR226dCq+GmHH6oBHgUNgq3D7wJUgShjV7cNvQG8bh+G32SO9kEPMQXLhD9Uepl8oK3ps2IQOeLLTL+kB7ZCrzkMdN08Y3X73oYy0yK4OJ0brzLNfVKkL7nSIbpo01xciAy3hs5U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=j6hU5L9d; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="j6hU5L9d" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D5FE1F00893; Tue, 9 Jun 2026 10:43:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781001799; bh=v+v3iXW2lWkTytq7OLGagYfrOsYjsQexmVsAgWSCYOY=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=j6hU5L9dPlFTi8BPytDvqO9bhClesKaDy9vEvOlx3xzgAv7ytEOhRxsN0Cz52emLx qsC7ay6AP9amZfZ0+o+GON3+PeeCrU26XPMW/QAYE7bxZr4qit45v8YoSMo/TiEOWb RS8FFq3nVZFOkVUZj70nLfXVxn8QRT19rqpYaI97VYR4NMOLzB+VZsvWADRD+pLXmn iQIbNS2IwYAuSal5TvNH07bnWkN5dUCkwMZ9DsAn6eUjOyfY7Moj/4Qg7D4qHHBcyo d0nsQk58T/rcJFm5m6nJbaM2Vmr5PG9IWs8jOZ6G8CVfdEFIGOStPZJSaCwGqLGVJ1 E1Jc6hoVEgd/A== From: Jiri Olsa To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: bpf@vger.kernel.org, Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , Oleg Nesterov , Masami Hiramatsu Subject: [PATCH bpf-next 3/6] libbpf: Add path_fd to struct bpf_link_create_opts Date: Tue, 9 Jun 2026 12:42:41 +0200 Message-ID: <20260609104244.588321-4-jolsa@kernel.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260609104244.588321-1-jolsa@kernel.org> References: <20260609104244.588321-1-jolsa@kernel.org> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Adding the path_fd field to struct bpf_link_create_opts and passing it through kernel attr interface. Assisted-by: Codex:GPT-5.4 Signed-off-by: Jiri Olsa --- tools/lib/bpf/bpf.c | 1 + tools/lib/bpf/bpf.h | 3 ++- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index f37e3416f61a..96819c082c77 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -842,6 +842,7 @@ int bpf_link_create(int prog_fd, int target_fd, attr.link_create.uprobe_multi.ref_ctr_offsets = ptr_to_u64(OPTS_GET(opts, uprobe_multi.ref_ctr_offsets, 0)); attr.link_create.uprobe_multi.cookies = ptr_to_u64(OPTS_GET(opts, uprobe_multi.cookies, 0)); attr.link_create.uprobe_multi.pid = OPTS_GET(opts, uprobe_multi.pid, 0); + attr.link_create.uprobe_multi.path_fd = OPTS_GET(opts, uprobe_multi.path_fd, 0); if (!OPTS_ZEROED(opts, uprobe_multi)) return libbpf_err(-EINVAL); break; diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index 012354131cf6..7534a593edae 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -444,6 +444,7 @@ struct bpf_link_create_opts { const unsigned long *ref_ctr_offsets; const __u64 *cookies; __u32 pid; + __u32 path_fd; } uprobe_multi; struct { __u64 cookie; @@ -477,7 +478,7 @@ struct bpf_link_create_opts { }; size_t :0; }; -#define bpf_link_create_opts__last_field uprobe_multi.pid +#define bpf_link_create_opts__last_field uprobe_multi.path_fd LIBBPF_API int bpf_link_create(int prog_fd, int target_fd, enum bpf_attach_type attach_type, -- 2.54.0