From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:49952 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932615AbcIEOaG (ORCPT ); Mon, 5 Sep 2016 10:30:06 -0400 Subject: Patch "usb: gadget: udc: core: don't starve DMA resources" has been added to the 4.7-stable tree To: felipe.balbi@linux.intel.com, gregkh@linuxfoundation.org Cc: , From: Date: Mon, 05 Sep 2016 16:29:33 +0200 Message-ID: <1473085773163233@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled usb: gadget: udc: core: don't starve DMA resources to the 4.7-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-gadget-udc-core-don-t-starve-dma-resources.patch and it can be found in the queue-4.7 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 23fd537c9508fb6e3b93ddf23982f51afc087781 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Wed, 24 Aug 2016 14:33:27 +0300 Subject: usb: gadget: udc: core: don't starve DMA resources From: Felipe Balbi commit 23fd537c9508fb6e3b93ddf23982f51afc087781 upstream. Always unmap all SG entries as required by DMA API Fixes: a698908d3b3b ("usb: gadget: add generic map/unmap request utilities") Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/udc-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/usb/gadget/udc/udc-core.c +++ b/drivers/usb/gadget/udc/udc-core.c @@ -106,7 +106,7 @@ void usb_gadget_unmap_request_by_dev(str return; if (req->num_mapped_sgs) { - dma_unmap_sg(dev, req->sg, req->num_mapped_sgs, + dma_unmap_sg(dev, req->sg, req->num_sgs, is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE); req->num_mapped_sgs = 0; Patches currently in stable-queue which might be from felipe.balbi@linux.intel.com are queue-4.7/usb-dwc3-pci-add-intel-kabylake-pci-id.patch queue-4.7/usb-misc-usbtest-usbtest_do_ioctl-may-return-positive-integer.patch queue-4.7/usb-renesas_usbhs-fix-receiving-data-corrupt-on-r-car-gen3-with-dmac.patch queue-4.7/usb-renesas_usbhs-clear-the-brdysts-in-usbhsg_ep_enable.patch queue-4.7/usb-gadget-fix-gadgetfs-aio-support.patch queue-4.7/usb-dwc3-gadget-always-cleanup-all-trbs.patch queue-4.7/usb-renesas_usbhs-use-dmac-only-if-the-pipe-type-is-bulk.patch queue-4.7/usb-gadget-fsl_qe_udc-off-by-one-in-setup_received_handle.patch queue-4.7/usb-gadget-udc-core-don-t-starve-dma-resources.patch queue-4.7/usb-dwc3-gadget-fix-for-short-pkts-during-chained-xfers.patch queue-4.7/usb-renesas_usbhs-gadget-fix-return-value-check-in-usbhs_mod_gadget_probe.patch queue-4.7/usb-dwc3-gadget-increment-request-actual-once.patch