Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751850AbaLQKnr (ORCPT ); Wed, 17 Dec 2014 05:43:47 -0500 Received: from 8bytes.org ([81.169.241.247]:60032 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751560AbaLQKnq (ORCPT ); Wed, 17 Dec 2014 05:43:46 -0500 From: Joerg Roedel To: iommu@lists.linux-foundation.org Cc: Alex Williamson , David Woodhouse , Jerry Hoemann , linux-kernel@vger.kernel.org, Joerg Roedel Subject: [PATCH 2/2] iommu/vt-d: Remove dead code in device_notifier Date: Wed, 17 Dec 2014 11:43:37 +0100 Message-Id: <1418813017-24888-2-git-send-email-joro@8bytes.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1418813017-24888-1-git-send-email-joro@8bytes.org> References: <1418813017-24888-1-git-send-email-joro@8bytes.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joerg Roedel This code only runs when action == BUS_NOTIFY_REMOVED_DEVICE, so it can't be BUS_NOTIFY_DEL_DEVICE. Signed-off-by: Joerg Roedel --- drivers/iommu/intel-iommu.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 7610121..40dfbc0 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4029,14 +4029,6 @@ static int device_notifier(struct notifier_block *nb, if (action != BUS_NOTIFY_REMOVED_DEVICE) return 0; - /* - * If the device is still attached to a device driver we can't - * tear down the domain yet as DMA mappings may still be in use. - * Wait for the BUS_NOTIFY_UNBOUND_DRIVER event to do that. - */ - if (action == BUS_NOTIFY_DEL_DEVICE && dev->driver != NULL) - return 0; - domain = find_domain(dev); if (!domain) return 0; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/