From nobody Tue Feb 10 16:44:17 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1529925882674169.54284650388297; Mon, 25 Jun 2018 04:24:42 -0700 (PDT) Received: from localhost ([::1]:45559 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fXPbt-0008Gz-UV for importer@patchew.org; Mon, 25 Jun 2018 07:24:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56844) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fXPXA-00051V-09 for qemu-devel@nongnu.org; Mon, 25 Jun 2018 07:19:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fXPX8-0008FF-Px for qemu-devel@nongnu.org; Mon, 25 Jun 2018 07:19:47 -0400 Received: from mail-wr0-x241.google.com ([2a00:1450:400c:c0c::241]:36846) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fXPX8-0008Ev-JC for qemu-devel@nongnu.org; Mon, 25 Jun 2018 07:19:46 -0400 Received: by mail-wr0-x241.google.com with SMTP id f16-v6so13278850wrm.3 for ; Mon, 25 Jun 2018 04:19:46 -0700 (PDT) Received: from zen.linaro.local ([81.128.185.34]) by smtp.gmail.com with ESMTPSA id 12-v6sm10872667wmt.19.2018.06.25.04.19.38 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 25 Jun 2018 04:19:41 -0700 (PDT) Received: from zen.linaroharston (localhost [127.0.0.1]) by zen.linaro.local (Postfix) with ESMTP id ACFDE3E0B02; Mon, 25 Jun 2018 12:19:36 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qxnsKqGFD3kIRmLMiFmytsTCi0xUqUWgfffRSPrwpb8=; b=CvDeedhS0sjaMgy49vyLGWnNFPjzPN3k0indDf3R3oXNYYH0toLKnVabOMCbjWXSRi LJ+yxRZj7A7loFqBrZlpsES+iYQrOUlxy1EBcIZUmg4xCoZuuS/c2STvMMwpgIsbqqsH lhVX3xQbEgYv6yW5z84lMXu8FYuGFRl9aVggw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qxnsKqGFD3kIRmLMiFmytsTCi0xUqUWgfffRSPrwpb8=; b=k67y4oLXMSPPvF7aIA6MTD1AOHu+HxC+BPDi5W0FxctXG4cJTAdI6PyOKkPexMlbip M8oqyXelx6FW6yySwcqaMMsYCH34gxWQvQpXHH9NGwW87ALsFmEjCO6qvRWpjMYp99FV uBEatyU2wx9TEfIoj59IwB196N6p4O9s7ROGeA9ohLff04smDYO4nEyaWOl0ufka6F/h eDWYH1NGtljLFXEwSE9fiZUpY9swjiduS78pigXTFVfQlqtmjmCgBYgJubAJg7DcvpKg IohdMz+jJ//EoJ6X9BsF/ITLzRU5hUwl1mQ/JkBfqJNNzHGFpc3w+EEpcpGSL3m+pOCH ZN+w== X-Gm-Message-State: APt69E1ym7QPloGKHZulfvgKslheSL5XYn/HwkdZ76VNoktGS1dsmZ9b mee0AgSoxjIpzXKfLQgfyX8TKA== X-Google-Smtp-Source: AAOMgpfUfnsJemM3Kcv7t1cENlYk9Ui08aWHeJ9FX7MacBY66NFdYt5WGS2sgHe4R0Wc3Cw6kS6QHg== X-Received: by 2002:adf:8227:: with SMTP id 36-v6mr6469948wrb.144.1529925585527; Mon, 25 Jun 2018 04:19:45 -0700 (PDT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: cota@braap.org, famz@redhat.com, berrange@redhat.com, f4bug@amsat.org, richard.henderson@linaro.org, balrogg@gmail.com, aurelien@aurel32.net, agraf@suse.de Date: Mon, 25 Jun 2018 12:19:35 +0100 Message-Id: <20180625111935.26108-11-alex.bennee@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180625111935.26108-1-alex.bennee@linaro.org> References: <20180625111935.26108-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:400c:c0c::241 Subject: [Qemu-devel] [PATCH v1 10/10] linux-user: add gcov support to preexit_cleanup X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Riku Voipio , =?UTF-8?q?Alex=20Benn=C3=A9e?= , qemu-devel@nongnu.org, Laurent Vivier Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 As we don't always take the normal exit path when running a guest we can skip the normal exit destructors where gcov normally dumps it's info. The GCC manual suggests long running programs use __gcov_dump() to flush out the coverage state periodically so we use that here. Signed-off-by: Alex Benn=C3=A9e Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- linux-user/exit.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/linux-user/exit.c b/linux-user/exit.c index aed8713fae..14e94e28fa 100644 --- a/linux-user/exit.c +++ b/linux-user/exit.c @@ -19,10 +19,17 @@ #include "qemu/osdep.h" #include "qemu.h" =20 +#ifdef CONFIG_GCOV +extern void __gcov_dump(void); +#endif + void preexit_cleanup(CPUArchState *env, int code) { #ifdef TARGET_GPROF _mcleanup(); +#endif +#ifdef CONFIG_GCOV + __gcov_dump(); #endif gdb_exit(env, code); } --=20 2.17.1