From patchwork Fri Jul 5 15:30:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Alex_Benn=C3=A9e?= X-Patchwork-Id: 13725340 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E2CE0C38150 for ; Fri, 5 Jul 2024 15:39:43 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sPl0E-00032E-NF; Fri, 05 Jul 2024 11:37:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sPkzw-0002bM-B7 for qemu-devel@nongnu.org; Fri, 05 Jul 2024 11:37:20 -0400 Received: from mail-ed1-x52b.google.com ([2a00:1450:4864:20::52b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sPkzu-0001Ht-Pe for qemu-devel@nongnu.org; Fri, 05 Jul 2024 11:37:20 -0400 Received: by mail-ed1-x52b.google.com with SMTP id 4fb4d7f45d1cf-58ba3e38028so2365231a12.0 for ; Fri, 05 Jul 2024 08:37:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1720193837; x=1720798637; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=WM8Oz4o9c2T29sVKmOxM7YRppBa9hMmSs60bXcG4GL4=; b=fFLu3nfSX4XXV8wpthNLS5Ml1/Vb35lL7gzgtD8R+3tj8OleGZ4BwWkdV0rIADfaom GFMoMnTBtB3KwAIK4qWFvtzXG58LnnHBFbPPHQ/wm8xvbUr4nDGuXF+Kaf4neIlJALra ALvZtRaki0dLPcDvjKRg70UQJVyKQLbSegohB4hw+mJqT4wky5Rrz8L8r8F2dTY5LGI3 lw6OzCmKL3FudHqAcHU1gNiodbbMX2J19iQw1TIwnzb01vN8tJWfsnBC/ZrZ8ieW+r7H ab/asXQCRbRKJrfC76p5/QYinSvln+7mus/0urOcXRzzH3hJ09BbihxNq8F+vKl2rsEY zyGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720193837; x=1720798637; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=WM8Oz4o9c2T29sVKmOxM7YRppBa9hMmSs60bXcG4GL4=; b=KZnPrvpU3a4JkCveesfPCT/bxvA4sOF7/3wqs6iXPe0+ycIkilMKEmmKTAEW4J7OYh IMlMNh/JqogX+PbRstjB/dBoEI52UKX9F9lRfNuBkffnZ1LAsRfGZlLf/KCpHMHZQAgh ipXCzfGQTETyCU0oKJiR22bYbKns+Zcr4+lzXGSt5BX1o7L5VBeF/5W/AaVue3ksKY2q 2Wvz19XKU9MA66XFTLUldT4KFscUqkYJAfEG0v6tLK2vb6eLSkp5rKVYxI+vBWHvJplF r+3EniVIrMg8/Xo93vJGLi/4Eed7aF+dhUxQcUTY8PJZTNDZ2jHNyb0KA856e5mNMoDT wP8Q== X-Gm-Message-State: AOJu0YyB5sgLtg+qb8hxhNTYoRpcDg9fVpCe8Z/9e1MCX5rHaX4Giz9i hSmSMgLWG68HWNgDtm5j+YsliRGbgRGaNe7xd7kEyk9Fpc16K7gP5zKm7eQ/jA8= X-Google-Smtp-Source: AGHT+IFub/N3G6hdjFsYcNS+1QLYj8GR53cqoUWTQFkL/xqPfEYgLt5skzjhHwCGDqivmUh7OZPcnw== X-Received: by 2002:a05:6402:2548:b0:585:c001:c1b5 with SMTP id 4fb4d7f45d1cf-58e5a6f21bemr3745694a12.5.1720193837133; Fri, 05 Jul 2024 08:37:17 -0700 (PDT) Received: from draig.lan ([85.9.250.243]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-58ec828b34asm1785413a12.15.2024.07.05.08.37.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Jul 2024 08:37:14 -0700 (PDT) Received: from draig.lan (localhost [IPv6:::1]) by draig.lan (Postfix) with ESMTP id 7384E62152; Fri, 5 Jul 2024 16:30:55 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: =?utf-8?q?Alex_Benn=C3=A9e?= , Alexandre Iooss , Mahmoud Mandour , Pierrick Bouvier Subject: [PULL 26/40] plugins/lockstep: clean-up output Date: Fri, 5 Jul 2024 16:30:38 +0100 Message-Id: <20240705153052.1219696-27-alex.bennee@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240705153052.1219696-1-alex.bennee@linaro.org> References: <20240705153052.1219696-1-alex.bennee@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::52b; envelope-from=alex.bennee@linaro.org; helo=mail-ed1-x52b.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org We were repeating information which wasn't super clear. As we already will have dumped the last failing PC just note the divergence and dump the previous instruction log. Signed-off-by: Alex Bennée Message-Id: <20240705084047.857176-27-alex.bennee@linaro.org> diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c index 1765fd6c36..6a7e9bbb39 100644 --- a/contrib/plugins/lockstep.c +++ b/contrib/plugins/lockstep.c @@ -135,10 +135,13 @@ static void report_divergance(ExecState *us, ExecState *them) /* Output short log entry of going out of sync... */ if (verbose || divrec.distance == 1 || diverged) { - g_string_printf(out, - "@ 0x%016" PRIx64 " vs 0x%016" PRIx64 + g_string_printf(out, "@ " + "0x%016" PRIx64 " (%" PRId64 ") vs " + "0x%016" PRIx64 " (%" PRId64 ")" " (%d/%d since last)\n", - us->pc, them->pc, g_slist_length(divergence_log), + us->pc, us->insn_count, + them->pc, them->insn_count, + g_slist_length(divergence_log), divrec.distance); qemu_plugin_outs(out->str); } @@ -147,10 +150,7 @@ static void report_divergance(ExecState *us, ExecState *them) int i; GSList *entry; - g_string_printf(out, - "Δ insn_count @ 0x%016" PRIx64 - " (%"PRId64") vs 0x%016" PRIx64 " (%"PRId64")\n", - us->pc, us->insn_count, them->pc, them->insn_count); + g_string_printf(out, "Δ too high, we have diverged, previous insns\n"); for (entry = log, i = 0; g_slist_next(entry) && i < 5; @@ -163,7 +163,7 @@ static void report_divergance(ExecState *us, ExecState *them) prev->insn_count); } qemu_plugin_outs(out->str); - qemu_plugin_outs("too much divergence... giving up."); + qemu_plugin_outs("giving up\n"); qemu_plugin_uninstall(our_id, plugin_cleanup); } }