linux/kernel/dma
Petr Tesarik 0c6874a6ac swiotlb: bail out of swiotlb_init_late() if swiotlb is already allocated
If swiotlb is allocated, immediately return 0, so callers do not have to
check io_tlb_default_mem.nslabs explicitly.

Signed-off-by: Petr Tesarik <petr.tesarik.ext@huawei.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2023-08-01 18:02:02 +02:00
..
coherent.c dma-mapping: Add dma_release_coherent_memory to DMA API 2022-06-24 09:30:54 -06:00
contiguous.c dma-contiguous: check for memory region overlap 2023-07-31 17:54:56 +02:00
debug.c dma-debug: Use %pa to format phys_addr_t 2023-03-30 08:51:52 +09:00
debug.h dma-debug: teach add_dma_entry() about DMA_ATTR_SKIP_CPU_SYNC 2021-10-18 12:46:45 +02:00
direct.c dma-mapping: name SG DMA flag helpers consistently 2023-06-19 16:19:22 -07:00
direct.h dma-mapping: force bouncing if the kmalloc() size is not cache-line-aligned 2023-06-19 16:19:23 -07:00
dummy.c dma-mapping: return error code from dma_dummy_map_sg() 2021-08-09 17:13:06 +02:00
Kconfig dma-contiguous: support numa CMA for specified node 2023-07-31 17:54:29 +02:00
Makefile dma-mapping: remove CONFIG_DMA_REMAP 2022-03-03 14:00:57 +03:00
map_benchmark.c dma-mapping: benchmark: remove MODULE_LICENSE in non-modules 2023-04-13 13:13:51 -07:00
mapping.c dma-mapping: move arch_dma_set_mask() declaration to header 2023-07-31 17:54:28 +02:00
ops_helpers.c dma-mapping: handle vmalloc addresses in dma_common_{mmap,get_sgtable} 2021-07-16 11:30:26 +02:00
pool.c mm, treewide: redefine MAX_ORDER sanely 2023-04-05 19:42:46 -07:00
remap.c dma-remap: use kvmalloc_array/kvfree for larger dma memory remap 2023-06-07 15:06:28 +02:00
swiotlb.c swiotlb: bail out of swiotlb_init_late() if swiotlb is already allocated 2023-08-01 18:02:02 +02:00