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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 9645DCD6E74 for ; Fri, 5 Jun 2026 05:54:03 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gWrGX6f68z3bpG; Fri, 05 Jun 2026 15:53:56 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1780638836; cv=none; b=Ht8TClLb53JEVI/NEvseXbC/5PfXKDZVO/wDniuiXtUX2SrYRf35s2oEa1ZrDoA9McLc08yVC76xlAXx2am9TiK89XN+qxTNH30V/J51O0xcYLxi9Twf9IG8nYHpXGQ5u3M+O05GVKPR98UP498XiMxlMtPnvTxejuphHpExCrkqx7G9n0nKRV4c2fi4mQB3LRTn9ItbyXbVVNZqPwlAvSRqEHoqIYcLHrXf4FwpTGocIo6B2SrsAwgWtwxFPCBcPN45BP6cVVUS1Pazrf4k39U7OPocriZlDZtN6sQzdeUqLq5IiCY9YwUQTZ1xVK+2JGrCrObYeHSMJPpM0O6eWg== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1780638836; c=relaxed/relaxed; bh=5WYeihtnTlnwJ9cQHQuVHkmlBKA+jjJTS/mt1/MIHQY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Q4wnMEnBwQNag0lSpbo002P7nyWpRYHhxIHzMOOYkXC9V7wRcZD+6FfC4uS/yugJkg3ko+BFoK6CRugGMte9BhLfUeRvMN7L1v6FDPiP0+EoouAL0cL5n3K+P5TtxuEa7pnU+KLe16BjpQ4GH+KjmyNPo1IsI/XgtgScUEwla4Cp/pwMY1qIQRrNMusbED4tr7ntMbbmbj7+VQGMJRf+IdcHLI8ujVRxpEsnLQanLG/UXTkXMgTYe6m9CxpWA+CXJCZN5r2qSKxaGrUvQx2KBWz0kT8qUEZgbFWL6pkv3o3uVE5r8ec2WnRnXsXYHXRovMLHep/CRi7diEsA3I5EPw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=KIf4jjBQ; dkim-atps=neutral; spf=pass (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=srikar@linux.ibm.com; receiver=lists.ozlabs.org) smtp.mailfrom=linux.ibm.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=KIf4jjBQ; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=srikar@linux.ibm.com; receiver=lists.ozlabs.org) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gWrGX13rHz3btY; Fri, 05 Jun 2026 15:53:55 +1000 (AEST) Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 654LdXg8867987; Fri, 5 Jun 2026 05:53:44 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=5WYeihtnTlnwJ9cQH QuVHkmlBKA+jjJTS/mt1/MIHQY=; b=KIf4jjBQ+huIEluhZ0ifmSpAYwZMNYw4i j22O4ejqhUlbqfFxK4MAFEhDzB92Zkc1SC1Fh5xNXIheGXnQC+hNfmk4RPaqSUEi tRqVsAKnl/i3RQbJwWhxo0jzIDQuVtGRFXSC59rpaLBCqZTDWWzKdt1kMi8Zy/ZR J5umaZmkflk4zQtC3jkq5FZQjXHbVNBh9YS9kDUu3xi/34kdfLMrLIcG7r81neu2 5hEvEKUNh2iN4UaznJAKwT+/9sIN1eQWQq7FaLWreHWSZC0Pxg8xvtvGUEnb+Kmj F96gkxPyUeA1D7tO9l+rhp90PL/vcCktKRkJ09sbPYzkPAyRhRXFg== Received: from ppma22.wdc07v.mail.ibm.com (5c.69.3da9.ip4.static.sl-reverse.com [169.61.105.92]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4efqjqk13e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 05 Jun 2026 05:53:44 +0000 (GMT) Received: from pps.filterd (ppma22.wdc07v.mail.ibm.com [127.0.0.1]) by ppma22.wdc07v.mail.ibm.com (8.18.1.7/8.18.1.7) with ESMTP id 6555d7WW022140; Fri, 5 Jun 2026 05:53:43 GMT Received: from smtprelay03.fra02v.mail.ibm.com ([9.218.2.224]) by ppma22.wdc07v.mail.ibm.com (PPS) with ESMTPS id 4egakw8ewh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 05 Jun 2026 05:53:43 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay03.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 6555rdYB26608106 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 5 Jun 2026 05:53:39 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 25D3720043; Fri, 5 Jun 2026 05:53:39 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CEDB320040; Fri, 5 Jun 2026 05:53:36 +0000 (GMT) Received: from sapthagiri.in.ibm.com (unknown [9.123.90.163]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 5 Jun 2026 05:53:36 +0000 (GMT) From: Srikar Dronamraju To: linuxppc-dev , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao Cc: skiboot@lists.ozlabs.org, arbab@linux.ibm.com, mahesh@linux.ibm.com, chleroy@kernel.org, Srikar Dronamraju , linux-kernel@vger.kernel.org Subject: [PATCH v2 1/3] powerpc/numa: Simplify find_primary_domain_index Date: Fri, 5 Jun 2026 11:22:44 +0530 Message-ID: <20260605055242.1757485-6-srikar@linux.ibm.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260605055242.1757485-5-srikar@linux.ibm.com> References: <20260605055242.1757485-5-srikar@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-ORIG-GUID: vNyUUngd-qmQvpkYtOehehRBaqag5qfp X-Proofpoint-GUID: ZmdDbsnRPPh9sjizOCXILvH11C4QCxVZ X-Authority-Analysis: v=2.4 cv=bcVbluPB c=1 sm=1 tr=0 ts=6a226468 cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=FelO9ux0wxsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22 a=VnNF1IyMAAAA:8 a=PUaLgzmSHm3KdX723h0A:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA1MDA1MSBTYWx0ZWRfXy0JUwPIDzm9h 0MZMA2RcSONSWnntqerdw5FwxRNK2rPgMXWRgbP7LHWdnEXBJhJarLbtNiHSCC4DWS1GoFoFi4e lcz54W0OLLXqwfZjJlLrDf+MASHUeq6My5ydpjfh8I2sqwOox4va6qlIXFZqHlEWoPetvebIVsc WtMw6j4htq+orYiSn/nGql+ONjCktimQXbTDj8hA1Kx0zpndN91oKCkt9bd3UnwqjY137KN016d qGXcY1+XDT4DNdFHk4BCnEmu+mtZf67HrNzjdyChrNPAG/7c+9pLD0I+LmcrmK19RqrPMK6l7lb FCGhRP9+tz/gl5ZgBq+Zfv6NJ0FNfH6bb2U3YXPsixpwJ5f7ClykNGnC5GJs9WTd8LDl/rw5NaV 8S4kY/lpq1/1vO/iFnDrKHfu7tM0lM4I0qHIV1QO1mevYbhRiB3J/Ot8mnlis6rvevLWoOBsA3f K18FYmh3f1JiekZFUCQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-04_07,2026-05-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1015 adultscore=0 priorityscore=1501 phishscore=0 lowpriorityscore=0 bulkscore=0 malwarescore=0 spamscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606050051 Initialize the return value once and use a single exit path in find_primary_domain_index(). This is a small cleanup that keeps the existing behavior unchanged while making the control flow easier to follow. Signed-off-by: Srikar Dronamraju --- Changelog from v1: - Handle comments from Christophe Leroy arch/powerpc/mm/numa.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index f4cf3ae036de..c44a80d8fc11 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -432,7 +432,7 @@ static void __init initialize_form2_numa_distance_lookup_table(void) static int __init find_primary_domain_index(void) { - int index; + int index = -1; struct device_node *root; /* @@ -502,12 +502,9 @@ static int __init find_primary_domain_index(void) distance_ref_points_depth = MAX_DISTANCE_REF_POINTS; } - of_node_put(root); - return index; - err: of_node_put(root); - return -1; + return index; } static void __init get_n_mem_cells(int *n_addr_cells, int *n_size_cells) -- 2.43.0