From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794447509; b=xUtZYcnSGPVaMQyJrecup9yAYQpnZRSrdYdMLwNCYoBvz1Q4N+tpI73GkdDRgnurdbgZ LCDEl90G/3Tg2DAl/GTjCU5WD0P83QG3VjQBdO3Ms+2msDaK1m3xDCQGqWqsEr3WycmSE a2JQvyBRm5y1v7uQW02d5l3Wt7tzP8LafpSBN24y6eXI3ymusnQGNacpOcfKpiNr878eO ABAUkE7U6hrFdhGXejZ58mNgz1B9N8B2OUk44nVJEChMw5HuMI2UzCQHBaAYZoYc2xxdn EFfJUaia/oAMhSjFjf4SMP2GcfoidATSSKkabarheCiZBdmpyoj30beW9BvtWfK5sYg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794447509; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=jjIaTrYcEzw6WReKB7K1tzW445G8ptEgd9uakp+7ots=; b=o1xYC3r1c8TYzj9/CYxkzZogn90pxQP5d5MscAOBOnYpBu2wYkK7FpAgje4LzXuGyYjF mdwcTiILeqcxnSs8ClbacclNX5AMaVmDMXgz1T593cfvpPQP0dF3dA/jbNwoVxmhSt3U1 CqUWfj8mwNWoHM6L0LXOLFDvCGnhciVVDYHqRck+r38Zfeqdqq18SRev+y1ZRx7V7aICd J6w//+jB2ZZFRUsSmnCf8plll9uNqP2lz638LS3CQn3tmh8F7v9D5IhZSk4i+c2QHn9lf MfcUvuDYBkJUIYI9RjDOZIKArWVxJHl/4D5Q0L480ACjYXqgXRkEAC6rdkzieKHtk+Q== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=eoSU9U+E; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4C664606A31C for ; Thu, 12 Nov 2026 01:38:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=eoSU9U+E Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0889B1F00A05; Thu, 12 Nov 2026 01:38:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794447509; bh=jjIaTrYcEzw6WReKB7K1tzW445G8ptEgd9uakp+7ots=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=eoSU9U+ElZl7j32msOy9AfeTcRrVqcB+UiKQ7BXETgcJZmwGc4DLGZAJ0W2n6d7Zb K7WA8yeVDrs2j+IO2WY0+/cwDfn0I4tK1K7knlHIkr7IzE8V6nBXQ/NOe0oGcTiZ5a W1v9jnFu7VkDSz/OkdNrdoAWxtkyPoEUlgPmN2pbbDMR50N9MumV1nltnLX2HUKVTv IIUNFIad2F2RZBsCtZzB5OfrE830x00+nbZgJulmsMPlAw/DcKMDrQAZ6YwXU9OuTr 5yGsSyrir+cosAfRPTQkr2K82SIJXEgpxF+DxjC8HPOUXA/o4jnQCgrejNT4QV4xJa qC3zTCE1L656A== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 3/5] perf build: Support building BPF skeletons with bpf-gcc Reply-To: sashiko-reviews@lists.linux.dev To: "Ian Rogers" Cc: linux-perf-users@vger.kernel.org In-Reply-To: <20261112011514.4032822-4-irogers@google.com> References: <20261022204627.1813821-1-irogers@google.com> <20261112011514.4032822-1-irogers@google.com> <20261112011514.4032822-4-irogers@google.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 12 Nov 2026 01:38:28 +0000 X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Support building perf BPF skeletons with bpf-gcc (>=3D 14.0.0) in addition > to clang (>=3D 12.0.1), similar to tools/testing/selftests/bpf/Makefile. >=20 > When building perf with GCC (CC_NO_CLANG=3D1), prefer bpf-gcc and fall > back to clang if bpf-gcc is unavailable or too old. When building with > Clang/LLVM (CC_NO_CLANG=3D0), prefer clang and fall back to bpf-gcc. > Explicit command-line overrides via BPF_GCC=3D... or CLANG=3D... are > respected, and setting BPF_GCC=3D or CLANG=3D to empty disables that > compiler. >=20 > In bpf_skel.mak, pass the bpf-gcc flags (-mcpu=3Dv3, -fno-ident, > -DBPF_NO_PRESERVE_ACCESS_INDEX, -Wno-attributes, > -D__TARGET_ARCH_$(SRCARCH), and target endianness) and query system > include paths from $(CC). >=20 > Signed-off-by: Ian Rogers Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261112011514.4032= 822-1-irogers@google.com?part=3D3