From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 245F4CD11DD for ; Fri, 29 Mar 2024 12:43:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BDC9210E1B0; Fri, 29 Mar 2024 12:43:29 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="uKPyu6CV"; dkim-atps=neutral Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3478F1126DC; Fri, 29 Mar 2024 12:42:13 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id A22356192C; Fri, 29 Mar 2024 12:41:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 147F8C43390; Fri, 29 Mar 2024 12:41:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711716101; bh=58rZfvaFipaxYd8uXFiVRAcZUdsrKwMl21wU3vpq4q4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uKPyu6CVVWdWaA+vz6/uZEEaFEkg3aIaFDwGNtx01yBYNuezoXkMxpHzTef1kbsT5 QCz9n3xgNAyn2XGiuRHKEM8jvoyYenXCZ6Sh7aqod7z9OzbsP7SAMtM76oenlU8Ja1 oauW/eokLc8gz13KD52zD5/eVAO82QwNsKe3mGPydQXkJFj21bfqNy1NkztsnO1GQN cBMtFWhueOjc6f7uceG67tOdcWr7aUTMeNeKr/z8tCZ4EPRg3bxNms4AreNMahgKBN AWy935ihw67H7+BU8v/uvO0CkobvZUeE3p7nwxKX257HfVLj1ZWk/rj6HyZ+Ys4NPi EP1aFm/BekePQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Aric Cyr , Rodrigo Siqueira , Daniel Wheeler , Alex Deucher , Sasha Levin , harry.wentland@amd.com, sunpeng.li@amd.com, christian.koenig@amd.com, Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch, dillon.varone@amd.com, aurabindo.pillai@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 6.8 54/98] drm/amd/display: Fix nanosec stat overflow Date: Fri, 29 Mar 2024 08:37:25 -0400 Message-ID: <20240329123919.3087149-54-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240329123919.3087149-1-sashal@kernel.org> References: <20240329123919.3087149-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.8.2 Content-Transfer-Encoding: 8bit X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Aric Cyr [ Upstream commit 14d68acfd04b39f34eea7bea65dda652e6db5bf6 ] [Why] Nanosec stats can overflow on long running systems potentially causing statistic logging issues. [How] Use 64bit types for nanosec stats to ensure no overflow. Reviewed-by: Rodrigo Siqueira Tested-by: Daniel Wheeler Signed-off-by: Aric Cyr Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/modules/inc/mod_stats.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h b/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h index 5960dd760e91c..8ce6c22e5d041 100644 --- a/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h +++ b/drivers/gpu/drm/amd/display/modules/inc/mod_stats.h @@ -57,10 +57,10 @@ void mod_stats_update_event(struct mod_stats *mod_stats, unsigned int length); void mod_stats_update_flip(struct mod_stats *mod_stats, - unsigned long timestamp_in_ns); + unsigned long long timestamp_in_ns); void mod_stats_update_vupdate(struct mod_stats *mod_stats, - unsigned long timestamp_in_ns); + unsigned long long timestamp_in_ns); void mod_stats_update_freesync(struct mod_stats *mod_stats, unsigned int v_total_min, -- 2.43.0