Web25 jan. 2024 · Boot system There is an upstream fix for this issue, so we should bring it into RHEL9: 884d2b845477 net: stmmac: Add GFP_DMA32 for rx buffers if no 64 capability. … Web10 aug. 2024 · In the last post IOMMU introduction we have got the basic idea of what is IOMMU and what it is for. In this post, we will dig into the intel-iommu driver source. The …
Change the Size of SWIOTLB Permanently in Linux Kernel
WebLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH 0/3] Small fixes for swiotlb @ 2024-07-15 10:45 Chao Gao 2024-07-15 10:45 ` [PATCH 1/3] swiotlb: remove unused fields in io_tlb_mem Chao Gao ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: Chao Gao @ 2024-07-15 10:45 UTC (permalink / raw) To: … Web20 apr. 2024 · 32-bit IOMMU is verified with realtek WiFi, it works fine. If you disable IOMMU, dma_map_single () return physical address which is already allocated, so … greensboro nc brunch restaurants
2045594 – NIC driver (st_gmac) requires
WebLKML Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH 0/3] xen/swiotlb: fix an issue and improve swiotlb-xen @ 2024-04-23 10:54 Juergen Gross 2024-04-23 10:54 ` [PATCH 1/3] xen/swiotlb: fix condition for calling xen_destroy_contiguous_region() Juergen Gross ` (2 more replies) 0 siblings, 3 replies; 11+ messages in thread From: … Webswiotlb buffer. Ideally your hardware should have an iommu as bouncing is not cheap. Most architectures using swiotlb seem to use the default size of 64MB (with the risk of wasting too much memory on smaller systems). That's what we had on arm64 before commit 3690951fc6d42f3a (arm64: Use swiotlb Web*RFC PATCH 0/2] swiotlb: Introduce swiotlb device allocation function @ 2024-04-28 14:14 Tianyu Lan 2024-04-28 14:14 ` [RFC PATCH 1/2] swiotlb: Split up single swiotlb … fmb boat races