From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 1F6B14569F for ; Wed, 19 Jul 2023 19:56:30 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B458B68C65F; Wed, 19 Jul 2023 22:55:52 +0300 (EEST) Received: from ursule.remlab.net (vps-a2bccee9.vps.ovh.net [51.75.19.47]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id B242868C641 for ; Wed, 19 Jul 2023 22:55:46 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id C723FC021C for ; Wed, 19 Jul 2023 22:55:41 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Wed, 19 Jul 2023 22:55:40 +0300 Message-Id: <20230719195540.46961-6-remi@remlab.net> X-Mailer: git-send-email 2.40.1 In-Reply-To: <2113654.OBFZWjSADL@basile.remlab.net> References: <2113654.OBFZWjSADL@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 6/6] configure: enable Linux perf on RISC-V by default X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Now that checkasm can automatically fall back to RDCYCLE, it is safe to enable this for forward compatibility with kernel versions mitigating the "Cycle Drift" side channel attack. Where available, this should also reduce measurement noise, since kernel and hypervisor cycles should no longer be counted. --- configure | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/configure b/configure index b018abf139..c60e8d3438 100755 --- a/configure +++ b/configure @@ -5753,7 +5753,7 @@ case $target_os in ;; linux) enable section_data_rel_ro - enabled_any arm aarch64 && enable_weak linux_perf + enabled_any arm aarch64 riscv && enable_weak linux_perf ;; irix*) target_os=irix -- 2.40.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".