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 4C2EA46367 for ; Sat, 15 Jul 2023 15:24:20 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 4FD4068C691; Sat, 15 Jul 2023 18:23:50 +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 3D1AB68C648 for ; Sat, 15 Jul 2023 18:23:46 +0300 (EEST) Received: from basile.remlab.net (localhost [IPv6:::1]) by ursule.remlab.net (Postfix) with ESMTP id 39ECBC021B for ; Sat, 15 Jul 2023 18:23:41 +0300 (EEST) From: =?UTF-8?q?R=C3=A9mi=20Denis-Courmont?= To: ffmpeg-devel@ffmpeg.org Date: Sat, 15 Jul 2023 18:23:39 +0300 Message-Id: <20230715152339.13234-7-remi@remlab.net> X-Mailer: git-send-email 2.40.1 In-Reply-To: <2708777.0sFzvF9Jai@basile.remlab.net> References: <2708777.0sFzvF9Jai@basile.remlab.net> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 7/7] 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 0ab0761011..3be074e15b 100755 --- a/configure +++ b/configure @@ -5754,7 +5754,7 @@ 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".