From nobody Tue Sep 29 02:37:38 2026 Received: from mailgw.kylinos.cn (mailgw.kylinos.cn [124.126.103.232]) (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 9868D3542F6 for ; Thu, 13 Aug 2026 03:53:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=124.126.103.232 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786593223; cv=none; b=fW3y1IglmnSEK2iFVp1MHPyi4g/Asal1O8xU2PvDYhSuNR8w7yGGSRpEz2FXqWD+49AlvL/r0wvgKkd38Vl0kFwKOnH/4Dcm/Se0T3itctlkY794Cqp897AipcfMISRruNzSJVv1KsCWcEbdrpNw+jvAl8fqgD4YcDeoGbWRIr0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786593223; c=relaxed/simple; bh=GdrvDvDYMACPSsFRdHlctA/QNxmLHuoLHykYfFoy234=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=FKoXnZrR4ZG4Po5yPxv/zLaXipK38rh5TG4+mLLj8owI1vYYLgbahTvRId/p/IKidVODldzz/XukYfWFVBKdIOnZ05heMabsqLjr2qCPcmNJ5MtKrZqUggWDowlHMjj/68FnTyIo1rF1jzvEXJDMPg2II9pTBcrmMFrlaXpUWus= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn; spf=pass smtp.mailfrom=kylinos.cn; arc=none smtp.client-ip=124.126.103.232 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinos.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinos.cn X-UUID: 8cef2c6c96ca11f1aa26b74ffac11d73-20260813 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.12,REQID:6b5a7f39-697a-4c76-a509-e284d0666df2,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:e7bac3a,CLOUDID:6dfb34799cb659e073501ba4c448852e,BulkI D:nil,BulkQuantity:0,Recheck:0,SF:102|136|850|865|898,TC:nil,Content:0|15| 50,EDM:-3|-100,IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0, OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 8cef2c6c96ca11f1aa26b74ffac11d73-20260813 X-User: yijiangshan@kylinos.cn Received: from localhost.localdomain [(10.44.16.150)] by mailgw.kylinos.cn (envelope-from ) (Generic MTA with TLSv1.3 TLS_AES_256_GCM_SHA384 256/256) with ESMTP id 1999809351; Thu, 13 Aug 2026 11:53:31 +0800 From: Jiangshan Yi To: maddy@linux.ibm.com Cc: mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, nayna@linux.ibm.com, gcwilson@linux.ibm.com, kees@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, 13667453960@163.com, Jiangshan Yi Subject: [PATCH] powerpc/pseries/pci: Fix misleading VF limit error message Date: Thu, 13 Aug 2026 11:53:23 +0800 Message-Id: <20260813035323.245229-1-yijiangshan@kylinos.cn> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" When the number of requested VFs exceeds MAX_VFS_FOR_MAP_PE, the message prints that limit but labels it "Configurable VFs". Print each limit with its own message so both are reported when both are exceeded. Signed-off-by: Jiangshan Yi --- arch/powerpc/platforms/pseries/pci.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/= pseries/pci.c index d11a64a086c1..1e1903bf3f1d 100644 --- a/arch/powerpc/platforms/pseries/pci.c +++ b/arch/powerpc/platforms/pseries/pci.c @@ -133,10 +133,12 @@ static int pseries_pci_sriov_enable(struct pci_dev *p= dev, u16 num_vfs) /* First integer stores max config */ max_config_vfs =3D of_read_number(&max_vfs[0], 1); if (max_config_vfs < num_vfs || num_vfs > MAX_VFS_FOR_MAP_PE) { - dev_err(&pdev->dev, - "Num VFs %x > %x Configurable VFs\n", - num_vfs, (num_vfs > MAX_VFS_FOR_MAP_PE) ? - MAX_VFS_FOR_MAP_PE : max_config_vfs); + if (max_config_vfs < num_vfs) + dev_err(&pdev->dev, "Num VFs %x > %x Configurable VFs\n", + num_vfs, max_config_vfs); + if (num_vfs > MAX_VFS_FOR_MAP_PE) + dev_err(&pdev->dev, "Num VFs %x > %x PE mapping limit\n", + num_vfs, MAX_VFS_FOR_MAP_PE); return -EINVAL; } =20 --=20 2.25.1