From: Christoph Hellwig <hch@lst.de>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, Tom Yan <tom.ty89@gmail.com>,
Mathias Nyman <mathias.nyman@intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-usb <linux-usb@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-pci@vger.kernel.org, Lu Baolu <baolu.lu@linux.intel.com>
Subject: Re: 5.10 regression caused by: "uas: fix sdev->host->dma_dev": many XHCI swiotlb buffer is full / DMAR: Device bounce map failed errors on thunderbolt connected XHCI controller
Date: Sat, 28 Nov 2020 18:15:00 +0100 [thread overview]
Message-ID: <20201128171500.GA3550@lst.de> (raw)
In-Reply-To: <fded04e2-f2e9-de92-ab1f-5aa088904e90@redhat.com>
Can you give this one-liner a spin?
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index c6622011d4938c..e889111b55c71d 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -4007,6 +4007,7 @@ static const struct dma_map_ops bounce_dma_ops = {
.alloc_pages = dma_common_alloc_pages,
.free_pages = dma_common_free_pages,
.dma_supported = dma_direct_supported,
+ .max_mapping_size = swiotlb_max_mapping_size,
};
static inline int iommu_domain_cache_init(void)
next prev parent reply other threads:[~2020-11-28 22:07 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-10 11:36 5.10 regression, many XHCI swiotlb buffer is full / DMAR: Device bounce map failed errors on thunderbolt connected XHCI controller Hans de Goede
2020-11-18 21:43 ` Hans de Goede
2020-11-23 14:49 ` Hans de Goede
2020-11-24 10:27 ` Christoph Hellwig
2020-11-24 10:31 ` Hans de Goede
2020-11-24 12:17 ` Mathias Nyman
2020-11-27 11:41 ` Hans de Goede
2020-11-27 12:32 ` 5.10 regression caused by: "uas: fix sdev->host->dma_dev": " Hans de Goede
2020-11-27 16:19 ` Christoph Hellwig
2020-11-27 18:12 ` Hans de Goede
2020-11-28 1:25 ` Tom Yan
2020-11-28 10:43 ` Hans de Goede
2020-11-28 15:48 ` [PATCH 1/2] uas: revert from scsi_add_host_with_dma() to scsi_add_host() Tom Yan
2020-11-28 15:48 ` [PATCH 2/2] usb-storage: " Tom Yan
2020-11-30 9:50 ` Hans de Goede
2020-11-30 12:58 ` Tom Yan
2020-11-30 13:23 ` Hans de Goede
2020-11-30 13:30 ` Greg KH
2020-11-30 13:36 ` Hans de Goede
2020-11-30 13:53 ` Greg KH
2020-11-30 13:55 ` Hans de Goede
2020-12-04 15:02 ` Greg KH
2020-11-30 17:20 ` Alan Stern
2020-11-30 17:24 ` Christoph Hellwig
2020-11-30 18:18 ` Hans de Goede
2020-11-30 18:57 ` Tom Yan
2020-11-30 19:01 ` Tom Yan
2020-11-30 20:36 ` Alan Stern
2021-02-25 16:35 ` Alan Stern
2021-02-26 5:53 ` Christoph Hellwig
2021-03-01 15:59 ` Alan Stern
2020-11-30 14:39 ` Tom Yan
2020-11-30 9:48 ` [PATCH 1/2] uas: " Hans de Goede
2020-11-30 19:30 ` Tom Yan
2020-12-01 11:09 ` Hans de Goede
2020-11-28 17:15 ` Christoph Hellwig [this message]
2020-11-30 8:43 ` 5.10 regression caused by: "uas: fix sdev->host->dma_dev": many XHCI swiotlb buffer is full / DMAR: Device bounce map failed errors on thunderbolt connected XHCI controller Hans de Goede
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