From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C327C6FD19 for ; Thu, 16 Mar 2023 10:32:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230082AbjCPKcR (ORCPT ); Thu, 16 Mar 2023 06:32:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39686 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229951AbjCPKcQ (ORCPT ); Thu, 16 Mar 2023 06:32:16 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 09D1B7F014 for ; Thu, 16 Mar 2023 03:31:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1678962681; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=SzJaaWO/7EuX5tDnjB19knJh8PK6PQAkAoydrrzGacg=; b=P0JZdBp6/k/FyZQ3k09sbVSdnUwp4DX7rNAaEJT8q0aydLDNUV1TaeEnWd/JB3AtE018s4 GMSuBZtgHjqYjMHUQMsSLH6L5b7a/aw1/4RsLbTXdPjKZ3vMJe3igaTQAOTU+X6LiRJWhY bp0FPfXAoPiZagrnCaCwltHaBzqzIm4= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-470-hLH4sHgYP6Co6ScYQP4OPQ-1; Thu, 16 Mar 2023 06:31:12 -0400 X-MC-Unique: hLH4sHgYP6Co6ScYQP4OPQ-1 Received: by mail-ed1-f72.google.com with SMTP id t26-20020a50d71a000000b005003c5087caso1111355edi.1 for ; Thu, 16 Mar 2023 03:31:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678962671; h=content-transfer-encoding:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=SzJaaWO/7EuX5tDnjB19knJh8PK6PQAkAoydrrzGacg=; b=UGbnrnYfJ0RxA/6AXI2n2QscAI3hjV5qLwRItwzxGIn2fEvBWRyDNqJqzlBn8OmJwz Ma1vH4QZv5n3S/G7QNCPlb8f2GtHxsg7kjsmZaz9SlXryOpniv/mA22rYCaISISZWOg6 iVNHn8WUgSG3SOkRux6rXmoFhAyDFf44GEMIe0QzWBEVs/CS/IEX453TiyawRDf/khKM Pv1UBEyXWkBgk2NjAmxXn0fQAnZRr5bf+XHhcNM2ROFUwFhT+ObyvjiqvmyMumzd99iq Ot76RgobzazJ2subBNW7may6kTQHS5Fp1+xyFNYgb5bUoH7PXC0QyIHF9VOiVOjydOd8 eDeg== X-Gm-Message-State: AO0yUKWFH88+B+GiNSWI/Kqdcw0doP04MHqBYtpy0SjKAkg2As0qoJ+v fh2xSFnL9nmdp9U3F6ZBrPLM0hxZ/kaia/POpDJAk9spLqtV/KOUCryiNDMg0HlcBXbhEeR4oaH Gd/Qdn0U/5Mj+ X-Received: by 2002:a17:906:1e14:b0:92c:5f1:8288 with SMTP id g20-20020a1709061e1400b0092c05f18288mr9361683ejj.13.1678962670601; Thu, 16 Mar 2023 03:31:10 -0700 (PDT) X-Google-Smtp-Source: AK7set8VG9YlCq6/l+AX88fmGMGeO24S81Vya4FY3NfMGbeFbMIn3Ilod/VTed7mwPcXxk9CZAZUgg== X-Received: by 2002:a17:906:1e14:b0:92c:5f1:8288 with SMTP id g20-20020a1709061e1400b0092c05f18288mr9361623ejj.13.1678962669766; Thu, 16 Mar 2023 03:31:09 -0700 (PDT) Received: from alrua-x1.borgediget.toke.dk ([2a0c:4d80:42:443::2]) by smtp.gmail.com with ESMTPSA id d20-20020a1709063ed400b008d1693c212csm3643695ejj.8.2023.03.16.03.31.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Mar 2023 03:31:09 -0700 (PDT) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id B9EC69E2F89; Thu, 16 Mar 2023 11:31:08 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Alexei Starovoitov , davem@davemloft.net Cc: daniel@iogearbox.net, andrii@kernel.org, martin.lau@kernel.org, void@manifault.com, davemarchevsky@meta.com, tj@kernel.org, memxor@gmail.com, netdev@vger.kernel.org, bpf@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH bpf-next 0/2] bpf: Add detection of kfuncs. In-Reply-To: <20230315223607.50803-1-alexei.starovoitov@gmail.com> References: <20230315223607.50803-1-alexei.starovoitov@gmail.com> X-Clacks-Overhead: GNU Terry Pratchett Date: Thu, 16 Mar 2023 11:31:08 +0100 Message-ID: <87jzzh9edv.fsf@toke.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Alexei Starovoitov writes: > From: Alexei Starovoitov > > Allow BPF programs detect at load time whether particular kfunc exists. > > Alexei Starovoitov (2): > bpf: Allow ld_imm64 instruction to point to kfunc. > selftests/bpf: Add test for bpf_kfunc_exists(). > > kernel/bpf/verifier.c | 7 +++++-- > tools/lib/bpf/bpf_helpers.h | 3 +++ > .../selftests/bpf/progs/task_kfunc_success.c | 14 +++++++++++++- > 3 files changed, 21 insertions(+), 3 deletions(-) Nice! For the series: Reviewed-by: Toke H=C3=B8iland-J=C3=B8rgensen