From patchwork Mon Nov 18 19:35:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Michael Tokarev X-Patchwork-Id: 13879001 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 3A51ED591AE for ; Mon, 18 Nov 2024 19:37:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tD7XX-0006hW-Tl; Mon, 18 Nov 2024 14:36:04 -0500 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 1tD7XM-0006f9-3a; Mon, 18 Nov 2024 14:35:53 -0500 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tD7XD-0002iB-30; Mon, 18 Nov 2024 14:35:44 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id CCB1EA54E7; Mon, 18 Nov 2024 22:35:17 +0300 (MSK) Received: from tls.msk.ru (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with SMTP id 4C6F41735A4; Mon, 18 Nov 2024 22:35:21 +0300 (MSK) Received: (nullmailer pid 2312698 invoked by uid 1000); Mon, 18 Nov 2024 19:35:20 -0000 From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, =?utf-8?q?Alex_Benn=C3=A9e?= , =?utf-8?q?Philippe_M?= =?utf-8?q?athieu-Daud=C3=A9?= , Michael Tokarev Subject: [Stable-8.2.8 58/61] contrib/plugins: add compat for g_memdup2 Date: Mon, 18 Nov 2024 22:35:13 +0300 Message-Id: <20241118193520.2312620-10-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.5 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, 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 From: Alex Bennée We were premature if bumping this because some of our builds are still on older glibs. Just copy the compat handler for now and we can remove it later. Fixes: ee293103b0 (plugins: update lockstep to use g_memdup2) Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2161 Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Alex Bennée Message-Id: <20240729144414.830369-14-alex.bennee@linaro.org> (cherry picked from commit 44e794896759236885f6d30d1f6b9b8b76355d52) Signed-off-by: Michael Tokarev Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2681 in 8.2.x diff --git a/contrib/plugins/lockstep.c b/contrib/plugins/lockstep.c index 237543b43a..0c6f060183 100644 --- a/contrib/plugins/lockstep.c +++ b/contrib/plugins/lockstep.c @@ -100,6 +100,31 @@ static void plugin_exit(qemu_plugin_id_t id, void *p) plugin_cleanup(id); } +/* + * g_memdup has been deprecated in Glib since 2.68 and + * will complain about it if you try to use it. However until + * glib_req_ver for QEMU is bumped we make a copy of the glib-compat + * handler. + */ +static inline gpointer g_memdup2_qemu(gconstpointer mem, gsize byte_size) +{ +#if GLIB_CHECK_VERSION(2, 68, 0) + return g_memdup2(mem, byte_size); +#else + gpointer new_mem; + + if (mem && byte_size != 0) { + new_mem = g_malloc(byte_size); + memcpy(new_mem, mem, byte_size); + } else { + new_mem = NULL; + } + + return new_mem; +#endif +} +#define g_memdup2(m, s) g_memdup2_qemu(m, s) + static void report_divergance(ExecState *us, ExecState *them) { DivergeState divrec = { log, 0 };