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 F3AF5C25B0D for ; Mon, 15 Aug 2022 23:49:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354337AbiHOXtt (ORCPT ); Mon, 15 Aug 2022 19:49:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354287AbiHOXoL (ORCPT ); Mon, 15 Aug 2022 19:44:11 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1547586C00; Mon, 15 Aug 2022 13:14:03 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 37824B80EA9; Mon, 15 Aug 2022 20:14:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 80A53C433D6; Mon, 15 Aug 2022 20:14:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660594441; bh=FiWPRepBVlrOCz8sETsw5mhm5qijt3xISAdoOf8lMx8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qoCaXMUxiL2QDD0u6ambXfpv2ppLFGduAE3RYKe/XZy7ZgUvQeztF1/Ym/XQvzYre lUcLbgj09Vf7F77JhL3vPFqPMXYK6R2C9pty4Ag3HaQWf9BGUYGGsLHG8aLRicXDj0 xJxqn4Um+UkBqYg/iwmZC1AyB+Ior/+r8mZgJ2TQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yixun Lan , Daniel Borkmann , =?UTF-8?q?Bj=C3=B6rn=20T=C3=B6pel?= , Amjad OULED-AMEUR , Sasha Levin Subject: [PATCH 5.19 0449/1157] libbpf, riscv: Use a0 for RC register Date: Mon, 15 Aug 2022 19:56:45 +0200 Message-Id: <20220815180457.555616682@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yixun Lan [ Upstream commit 935dc35c75318fa213d26808ad8bb130fb0b486e ] According to the RISC-V calling convention register usage here [0], a0 is used as return value register, so rename it to make it consistent with the spec. [0] section 18.2, table 18.2 https://riscv.org/wp-content/uploads/2015/01/riscv-calling.pdf Fixes: 589fed479ba1 ("riscv, libbpf: Add RISC-V (RV64) support to bpf_tracing.h") Signed-off-by: Yixun Lan Signed-off-by: Daniel Borkmann Acked-by: Björn Töpel Acked-by: Amjad OULED-AMEUR Link: https://lore.kernel.org/bpf/20220706140204.47926-1-dlan@gentoo.org Signed-off-by: Sasha Levin --- tools/lib/bpf/bpf_tracing.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/lib/bpf/bpf_tracing.h b/tools/lib/bpf/bpf_tracing.h index 01ce121c302d..11f9096407fc 100644 --- a/tools/lib/bpf/bpf_tracing.h +++ b/tools/lib/bpf/bpf_tracing.h @@ -233,7 +233,7 @@ struct pt_regs___arm64 { #define __PT_PARM5_REG a4 #define __PT_RET_REG ra #define __PT_FP_REG s0 -#define __PT_RC_REG a5 +#define __PT_RC_REG a0 #define __PT_SP_REG sp #define __PT_IP_REG pc /* riscv does not select ARCH_HAS_SYSCALL_WRAPPER. */ -- 2.35.1