From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate001.proxmox.com (gate001.proxmox.com [45.144.208.40]) by lore.proxmox.com (Postfix) with ESMTPS id 1D34A1FF0DF for ; Thu, 05 Nov 2026 12:14:57 +0100 (CET) Received: from gate001.proxmox.com (localhost.localdomain [127.0.0.1]) by gate001.proxmox.com (Proxmox) with ESMTP id CC3A921750; Thu, 05 Nov 2026 12:13:52 +0100 (CET) From: Hannes Laimer To: pve-devel@lists.proxmox.com Subject: [PATCH proxmox v4 01/45] ebpf: build: keep the build directory out of the BPF objects Date: Thu, 5 Nov 2026 12:12:40 +0100 Message-ID: <20261105111324.706922-2-h.laimer@proxmox.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20261105111324.706922-1-h.laimer@proxmox.com> References: <20261105111324.706922-1-h.laimer@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1793877207872 X-SPAM-LEVEL: Spam detection results: 0 AWL 0.281 Adjusted score from AWL reputation of From: address DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment (newer systems) RCVD_IN_DNSWL_MED -2.3 Sender listed at https://www.dnswl.org/, medium trust SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Message-ID-Hash: 3CAQ3BUNEEYQDO2NKODEMWMGMKY37TA3 X-Message-ID-Hash: 3CAQ3BUNEEYQDO2NKODEMWMGMKY37TA3 X-MailFrom: h.laimer@proxmox.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list List-Id: Proxmox VE development discussion List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: A subsystem's pinned state is keyed by the bytes of its object, and the debug info that BTF needs carries the source paths. The same program built from another directory therefore got a new fingerprint. A version bump of the crate alone, built from a path that carries the version, made every node reinstall the programs on its next pass. Signed-off-by: Hannes Laimer --- proxmox-ebpf/build.rs | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/proxmox-ebpf/build.rs b/proxmox-ebpf/build.rs index 5ac1df60bbcd..8a2577957a75 100644 --- a/proxmox-ebpf/build.rs +++ b/proxmox-ebpf/build.rs @@ -172,6 +172,10 @@ fn compile_bpf( // the host target only .arg("-I") .arg(format!("/usr/include/{}", multiarch())); + // the pinned state is keyed by the object's bytes, and -g writes the source paths into it, so + // a build from another directory would count as another program + let manifest_dir = env::var("CARGO_MANIFEST_DIR").unwrap(); + cmd.arg(format!("-ffile-prefix-map={manifest_dir}=.")); if debug { cmd.arg("-DBPF_DEBUG"); } -- 2.47.3