From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B64B62D0C7F for ; Wed, 15 Oct 2025 13:09:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760533776; cv=none; b=akpVjSVp8p47ngIjzmaW5a84gbYiVId3XNCKjKBmwh5XFHnrDDF7NFviIOSjudrqmq1Dl0ichVpgtHZS1+Kd0NkEPwQodUunPBalJKijsCUIThcfq/oQQqgwS+4lMQaBLamN/RM3Kn6zAnatyPyLLShuz3Wv46ljaaLhDy82zmA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760533776; c=relaxed/simple; bh=QaXo/9LbVR+tBaOZHohIKGkjMYP/u3JenqZBxSXMx9g=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=PN+eGn0gkuxf7uoTZSPHpEMEcAXRrh4nILRwXzqLF61/ZRge/kc81DpR0hZ6OTCfCUGDVg+U6pzRdL+QJptWxV4+iHCb4Z6C0QKAl/4UYqAXVfK/dTV0EDIghhFio6UKO2PinLEXXw08tQ23AEbZKwcUv7++a6jxA0CQDNi24Zg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=KypksD7o; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="KypksD7o" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1760533772; bh=QaXo/9LbVR+tBaOZHohIKGkjMYP/u3JenqZBxSXMx9g=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=KypksD7oZEmujpy6XjotRWQaxryLNjUL1a+0MJUsCZx4+fVJ1efrWNYdoLTnovd33 6YohNFTxHYLwUW8ZV0CgwVoT1SSoUNR17WewzGeOx+sEHOesL+fiWvjAzJiUZcoox6 8bQceecvY8EPTgrKyLTMBg/jvyz2DqQEEbBkm8zm5auqG/IjGg/GAlDtM2h7fjCCW5 zbbK6tEgM2NtoNxob1GoUUvbSgtZG3l6BoTzVmxVnObsjUGtIa/cXzNS01cjxIotTh 2N6ilIP2gLhJexoJyMUrGPcR2ZfUYD8PCs66Npr1wBnRsTJFU6G9TjdyXw6FJ0QqEV X+gTn022pgaOw== Received: from [IPV6:2a01:e0a:5e3:6100:7aed:fe0e:8590:cbaa] (unknown [IPv6:2a01:e0a:5e3:6100:7aed:fe0e:8590:cbaa]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: loicmolinari) by bali.collaboradmins.com (Postfix) with ESMTPSA id D472F17E0125; Wed, 15 Oct 2025 15:09:31 +0200 (CEST) Message-ID: <6f1fb1a5-5d6f-4ebf-bf12-3481d360fb7f@collabora.com> Date: Wed, 15 Oct 2025 15:09:31 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 07/10] drm/panthor: Introduce huge tmpfs mount point option To: Boris Brezillon Cc: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Rob Herring , Steven Price , Liviu Dudau , Melissa Wen , =?UTF-8?Q?Ma=C3=ADra_Canal?= , Hugh Dickins , Baolin Wang , Andrew Morton , Al Viro , =?UTF-8?Q?Miko=C5=82aj_Wasiak?= , Christian Brauner , Nitin Gote , Andi Shyti , Christopher Healy , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-mm@kvack.org, kernel@collabora.com References: <20251004093054.21388-1-loic.molinari@collabora.com> <20251004093054.21388-8-loic.molinari@collabora.com> <20251006092856.02fbfd9e@fedora> Content-Language: fr From: =?UTF-8?Q?Lo=C3=AFc_Molinari?= Organization: Collabora Ltd In-Reply-To: <20251006092856.02fbfd9e@fedora> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 06/10/2025 09:28, Boris Brezillon wrote: > On Sat, 4 Oct 2025 11:30:50 +0200 > Loïc Molinari wrote: > >> diff --git a/drivers/gpu/drm/panthor/panthor_drv.c b/drivers/gpu/drm/panthor/panthor_drv.c >> index fdbe89ef7f43..a2be3b904ca2 100644 >> --- a/drivers/gpu/drm/panthor/panthor_drv.c >> +++ b/drivers/gpu/drm/panthor/panthor_drv.c >> @@ -1623,6 +1624,12 @@ static const struct drm_driver panthor_drm_driver = { >> #endif >> }; >> >> +#ifdef CONFIG_TRANSPARENT_HUGEPAGE >> +bool panthor_transparent_hugepage; >> +module_param_named(transparent_hugepage, panthor_transparent_hugepage, bool, 0400); >> +MODULE_PARM_DESC(transparent_hugepage, "Use a dedicated tmpfs mount point with Transparent Hugepage enabled (false = default)"); > > nit: I'd go for a slightly shorter name, like [panthor_]enable_thp. For v4, in order to be consistent with the "transparent_hugepage*" kernel parameters, I'd prefer to keep the "panthor.transparent_hugepage" (and "panfrost.transparent_hugepage") module parameter name I could keep the parameter name as is and change the variable name though. > The patch is > > Reviewed-by: Boris Brezillon > > regardless. >