From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-175.mta1.migadu.com (out-175.mta1.migadu.com [95.215.58.175]) (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 1D267255E3E for ; Wed, 19 Feb 2025 21:05:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.175 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739999139; cv=none; b=MbLkRWbFTyhLrqA8D+XanMYN8nwGCKioqdFF6q4TE01fBkuD+A6xStKAoir6AWK+NH4nJTflym60IgZQ0g7nYso7qQTUbtTkWhiM9mKxRYi2GtaQJm+cDi/jOChpKcxde41A8eltN+Z5AZ/J85WD2lv4x6VRLv51aNM1fokaGbY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739999139; c=relaxed/simple; bh=vg72N/6DHfjyoSjIakVAL/xbwxGciAKI+kj6lrkH/RI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=sIsZKMMuozV7IgqjzBAdnpdtSPrk+IYmtxVkVkK6zxENmsmWZLtkv9LKmWANQ40ZWn6laj50ZBoDj+jLNmLUxgghKTHskbnaaMy8LgYTgT/L3dhSCFsfxki2bHB22ETK54mvad8LmvsbugBqCUL16GZTlat9AHDALPmoRB1JsuA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=CTk6HhQ6; arc=none smtp.client-ip=95.215.58.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="CTk6HhQ6" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1739999136; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=NuvyfCtG+VEG28gEE9qzAwxBAEPojdpIbDgPKLNVZaI=; b=CTk6HhQ6/UVPDSxCLFsFjHNkxqG9D7KVOi3yoHpFxW0Xghy4c9uZSTmu/E5YhcqVLcl8Lp SnJRVWzJAwB7MiasSjN6YoJr7vp27q3GD26VpteW02FQfzOqTx263je1ommfYWjAD4q+VA 7to35ehPdmH6Mc0nwZuS67UcRIk0W2A= From: Ihor Solodrai To: dwarves@vger.kernel.org, bpf@vger.kernel.org Cc: acme@kernel.org, alan.maguire@oracle.com, ast@kernel.org, andrii@kernel.org, eddyz87@gmail.com, mykolal@fb.com, kernel-team@meta.com Subject: [PATCH bpf-next v3 4/4] man-pages: describe attributes and remove reproducible_build Date: Wed, 19 Feb 2025 13:05:20 -0800 Message-ID: <20250219210520.2245369-5-ihor.solodrai@linux.dev> In-Reply-To: <20250219210520.2245369-1-ihor.solodrai@linux.dev> References: <20250219210520.2245369-1-ihor.solodrai@linux.dev> Precedence: bulk X-Mailing-List: dwarves@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT Add a description of the new --btf_feature=attributes. Also remove reproducible_build description, as it is now a moot feature flag. Signed-off-by: Ihor Solodrai Reviewed-by: Jiri Olsa --- man-pages/pahole.1 | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/man-pages/pahole.1 b/man-pages/pahole.1 index 39e7b46..3125de3 100644 --- a/man-pages/pahole.1 +++ b/man-pages/pahole.1 @@ -327,9 +327,10 @@ Encode BTF using the specified feature list, or specify 'default' for all standa Supported non-standard features (not enabled for 'default') .nf - reproducible_build Ensure generated BTF is consistent every time; - without this parallel BTF encoding can result in - inconsistent BTF ids. + attributes Allow generation of decl_tags and type_tags with + kind_flag = 1. These tags can be used to encode + arbitrary compiler attributes in BTF, but are + backward incompatible. decl_tag_kfuncs Inject a BTF_KIND_DECL_TAG for each discovered kfunc. distilled_base For split BTF, generate a distilled version of the associated base BTF to support later relocation -- 2.48.1