From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e28smtp09.in.ibm.com (e28smtp09.in.ibm.com [122.248.162.9]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id E1EE61A087F for ; Thu, 7 Aug 2014 12:47:29 +1000 (EST) Received: from /spool/local by e28smtp09.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 7 Aug 2014 08:17:27 +0530 Received: from d28relay02.in.ibm.com (d28relay02.in.ibm.com [9.184.220.59]) by d28dlp02.in.ibm.com (Postfix) with ESMTP id 0D9213940017 for ; Thu, 7 Aug 2014 08:17:25 +0530 (IST) Received: from d28av02.in.ibm.com (d28av02.in.ibm.com [9.184.220.64]) by d28relay02.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s772lcPY45482054 for ; Thu, 7 Aug 2014 08:17:38 +0530 Received: from d28av02.in.ibm.com (localhost [127.0.0.1]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s772lOUX029159 for ; Thu, 7 Aug 2014 08:17:24 +0530 From: Gavin Shan To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v4 2/5] powerpc/eeh: Add warning message in eeh_dev_open() Date: Thu, 7 Aug 2014 12:47:17 +1000 Message-Id: <1407379640-13065-3-git-send-email-gwshan@linux.vnet.ibm.com> In-Reply-To: <1407379640-13065-1-git-send-email-gwshan@linux.vnet.ibm.com> References: <1407379640-13065-1-git-send-email-gwshan@linux.vnet.ibm.com> Cc: aik@ozlabs.ru, alex.williamson@redhat.com, Gavin Shan , kvm@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The patch adds one warning message in eeh_dev_open() in case the PCI device can't be marked as passed through. Suggested-by: Alexey Kardashevskiy Signed-off-by: Gavin Shan --- arch/powerpc/kernel/eeh.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c index 59a64f8..5d73a49 100644 --- a/arch/powerpc/kernel/eeh.c +++ b/arch/powerpc/kernel/eeh.c @@ -1162,8 +1162,11 @@ int eeh_dev_open(struct pci_dev *pdev) /* No EEH device or PE ? */ edev = pci_dev_to_eeh_dev(pdev); - if (!edev || !edev->pe) + if (!edev || !edev->pe) { + pr_warn_once("%s: PCI device %s not supported\n", + __func__, pci_name(pdev)); goto out; + } /* Increase PE's pass through count */ atomic_inc(&edev->pe->pass_dev_cnt); -- 1.8.3.2