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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82685CCA485 for ; Wed, 20 Jul 2022 13:29:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240886AbiGTN3T (ORCPT ); Wed, 20 Jul 2022 09:29:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232330AbiGTN2r (ORCPT ); Wed, 20 Jul 2022 09:28:47 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 9B0E84D4C4 for ; Wed, 20 Jul 2022 06:28:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1658323724; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=9VV2A0xt4iWoClogWKWNXWu4TrFupjD6pG6MWFdRlyI=; b=Ii4YL/cIEpBhSUwdYpuDTRJkn1RsWIZBVNIJnKvchb/If7m31beMJC5xBU8HVYknydRAF6 K+pSw+4rYPRpyKK5uFuRQFawSziP6bjna4PDEmDo86AQx9LZbZ9kpnLWvYsn6RTnE7MRRj opNY6GB0GdJdb+B6Gwxcf4SetrgzSj0= Received: from mail-ed1-f70.google.com (mail-ed1-f70.google.com [209.85.208.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-607-MdnAwj_gMRKkjPZR0IDlYA-1; Wed, 20 Jul 2022 09:28:42 -0400 X-MC-Unique: MdnAwj_gMRKkjPZR0IDlYA-1 Received: by mail-ed1-f70.google.com with SMTP id w13-20020a05640234cd00b0043a991fb3f3so12027728edc.3 for ; Wed, 20 Jul 2022 06:28:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=9VV2A0xt4iWoClogWKWNXWu4TrFupjD6pG6MWFdRlyI=; b=zLH56cjdASnlcT2nGdbW6Bb0UzWm0ytoH8l66YdZSPzbOvVMIiIodKwXvDuqFVLiIg 6r8au1lG9mg0IpX9s2QOQGyWpkDhvZP+rWIuBQRqudRhqGINp76Rx5VSNsl0QRC5Bszg Sp26Y8eOtnBK1HelO7kxH/W7h6lmDO/PhdbkE+QikcMn76cWCPZWaHd+RtujrEenxayI RixnW8mmfveRoanof2Y0ODBucEM5YYzQmpp544VumIqI7PCExIbRtyIilBeXzpFA6wIa 6wkFTVE5Utgs2Kmao3idYCh/YZlLKX6/IuiOhQ+E+iIlYUSx+XUpNnV/T+dOHxwLxP5c eN/Q== X-Gm-Message-State: AJIora9epAH25ubxv6KZq65N1CGNumJ1e0dXoBLis+N3Mf6flQk+K3GC rYlMKcvIuipfmT5IGB872RX/F5ju+b+O4DZvQMoX46uLT0o37M/c7FRvYvVnE7XeSiCk42+nDXK PWvyhwjgsSnbBCHCgqPt9Ep9B X-Received: by 2002:a17:907:3f07:b0:72b:54b2:f57f with SMTP id hq7-20020a1709073f0700b0072b54b2f57fmr34761344ejc.502.1658323720507; Wed, 20 Jul 2022 06:28:40 -0700 (PDT) X-Google-Smtp-Source: AGRyM1uo8j6q388d7B1LrZ24MTAZEsBiw/LrA6Unb/g8/2liHXECnlfsKgcPxbProCFsFD4KKLtndQ== X-Received: by 2002:a17:907:3f07:b0:72b:54b2:f57f with SMTP id hq7-20020a1709073f0700b0072b54b2f57fmr34761333ejc.502.1658323720343; Wed, 20 Jul 2022 06:28:40 -0700 (PDT) Received: from pollux.redhat.com ([2a02:810d:4b40:2ee8:642:1aff:fe31:a15c]) by smtp.gmail.com with ESMTPSA id x7-20020a05640225c700b0043ac761db43sm12220687edb.55.2022.07.20.06.28.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jul 2022 06:28:40 -0700 (PDT) From: Danilo Krummrich To: airlied@linux.ie, daniel@ffwll.ch, mripard@kernel.org, christian.koenig@amd.com, emma@anholt.net Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Danilo Krummrich Subject: [PATCH RESEND 06/10] drm: use idr_init_base() to initialize mode_config.tile_idr Date: Wed, 20 Jul 2022 15:28:26 +0200 Message-Id: <20220720132830.193747-7-dakr@redhat.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220720132830.193747-1-dakr@redhat.com> References: <20220720132830.193747-1-dakr@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org idr_init_base(), implemented by commit 6ce711f27500 ("idr: Make 1-based IDRs more efficient"), let us set an arbitrary base other than idr_init(), which uses base 0. Since, for this IDR, no ID < 1 is ever requested/allocated, using idr_init_base(&idr, 1) avoids unnecessary tree walks. Signed-off-by: Danilo Krummrich Acked-by: Christian König --- drivers/gpu/drm/drm_mode_config.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_mode_config.c b/drivers/gpu/drm/drm_mode_config.c index e2a295a4ee0b..3d1c1ade5a25 100644 --- a/drivers/gpu/drm/drm_mode_config.c +++ b/drivers/gpu/drm/drm_mode_config.c @@ -412,7 +412,7 @@ int drmm_mode_config_init(struct drm_device *dev) INIT_LIST_HEAD(&dev->mode_config.plane_list); INIT_LIST_HEAD(&dev->mode_config.privobj_list); idr_init_base(&dev->mode_config.object_idr, 1); - idr_init(&dev->mode_config.tile_idr); + idr_init_base(&dev->mode_config.tile_idr, 1); ida_init(&dev->mode_config.connector_ida); spin_lock_init(&dev->mode_config.connector_list_lock); -- 2.36.1