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 X-Spam-Level: X-Spam-Status: No, score=-8.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84666C56202 for ; Tue, 10 Nov 2020 19:54:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15CF9206D8 for ; Tue, 10 Nov 2020 19:54:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EILuuoyc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731373AbgKJTyE (ORCPT ); Tue, 10 Nov 2020 14:54:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725862AbgKJTyD (ORCPT ); Tue, 10 Nov 2020 14:54:03 -0500 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DAEFCC0613D1; Tue, 10 Nov 2020 11:54:01 -0800 (PST) Received: by mail-wr1-x442.google.com with SMTP id p8so13264707wrx.5; Tue, 10 Nov 2020 11:54:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=NsjQ2bxKep09VtBbYdsrhQsOr13lbc9Doa193zsbYv8=; b=EILuuoycOFbcm8lGc1d+bSvKMCtr0XnpgbcXre2zNgbj7EwEhktxbSKYgev1VCf4WH P0t+jZnVWRXur39ydLnJlY73UGET12+Z6hT+BwoNVg42Eg0iXjCKFnCd1guKOPDXdD+M 1FgLcAcaGKomwRmEoi0vswxU1VXpO4liwoMw2Id1nCFqY4XazT4M2Eu2C4SOem5MWQP3 ln7rvMmRdbyVe/S/+GoNmUqL8mxBjUIxpM1+iMpNHrAuw4oLZYEt0cDjGh0y9EFuRPqt fM4tE7dzYWqXTodY5lhKzbhrvDhGFew7dOC/OIK5wK8+SmELURzef21rqZoC5FSHiRWJ zU+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=NsjQ2bxKep09VtBbYdsrhQsOr13lbc9Doa193zsbYv8=; b=ULLQNDliaCXgFrpFK4qCir3LMALgQWFquD9JnXa57aXgMXA7i2y75KmhCHnib2X0Tv TY51ljQgnb0LMXaQXJ5etSV+nAC0wGKlE7hBZEvIem6vrQ6ZRdp0zsPLNHA+jDL4b5Ko KlfkmdKccIABjX9pSp1/F243Ght1K2VKffbuPaXMw70ZF2f4Jq43mNGtmhMsoK13/bP1 WJR1GyLnczR4O90ugQ2Ru8yo64Qcex2+mTwJjMnDcFxSVZovvR9B7IMl3yHgl+jd0XSH FnxrjtOyBXroc1JeM/izHfQf7pcog+5vKNcJEt9ltr57M17FhSAKoJTQlqPkd8dj6aij B6zw== X-Gm-Message-State: AOAM530okBCJHbBQqGSpMqPG0EHxI2PLWX3bQd+eyd8+bexwfiI7WHA/ IwulgR4F7BvZuLEZ8vHOZv6ZiUFEk0w= X-Google-Smtp-Source: ABdhPJxsskSfxC1zZ7ByjZlL8tFFRGikXfTIX0JDoKXekBFXlSxwZn3Fp+XlBSWVD7VdBxZ2GPd9zQ== X-Received: by 2002:adf:efc2:: with SMTP id i2mr3484665wrp.383.1605038040688; Tue, 10 Nov 2020 11:54:00 -0800 (PST) Received: from localhost ([217.111.27.204]) by smtp.gmail.com with ESMTPSA id n9sm4028867wmd.4.2020.11.10.11.53.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Nov 2020 11:53:59 -0800 (PST) Date: Tue, 10 Nov 2020 20:53:58 +0100 From: Thierry Reding To: Deepak R Varma Cc: David Airlie , Daniel Vetter , Jonathan Hunter , dri-devel@lists.freedesktop.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/tegra: replace idr_init() by idr_init_base() Message-ID: <20201110195358.GE2375022@ulmo> References: <20201105175928.GA42488@localhost> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="J4XPiPrVK1ev6Sgr" Content-Disposition: inline In-Reply-To: <20201105175928.GA42488@localhost> User-Agent: Mutt/1.14.7 (2020-08-29) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --J4XPiPrVK1ev6Sgr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 05, 2020 at 11:29:28PM +0530, Deepak R Varma wrote: > idr_init() uses base 0 which is an invalid identifier for this driver. > The new function idr_init_base allows IDR to set the ID lookup from > base 1. This avoids all lookups that otherwise starts from 0 since > 0 is always unused. >=20 > References: commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient") >=20 > Signed-off-by: Deepak R Varma > --- > drivers/gpu/drm/tegra/drm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Applied, thanks. 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