Fedor Pchelkin 39d31edcf9 dma-mapping: benchmark: avoid needless copy_to_user if benchmark fails ... [ Upstream commit f7c9ccaadffd13066353332c13d7e9bf73b8f92d ] If do_map_benchmark() has failed, there is nothing useful to copy back to userspace. Suggested-by: Barry Song <21cnbao@gmail.com> Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru> Acked-by: Robin Murphy <robin.murphy@arm.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Sasha Levin <sashal@kernel.org>		2024-07-11 12:49:20 +02:00
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coherent.c	dma-mapping: clear dev->dma_mem to NULL after freeing it	2024-01-25 15:35:26 -08:00
contiguous.c	Revert "dma-contiguous: check for memory region overlap"	2023-09-08 05:58:32 -03:00
debug.c	dma-debug: don't call __dma_entry_alloc_check_leak() under free_entries_lock	2023-08-30 11:29:08 +02:00
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-direct: Leak pages on dma_set_decrypted() failure	2024-04-13 13:07:32 +02:00
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: fix the Kconfig entry for CONFIG_DMA_NUMA_CMA	2023-08-30 13:52:53 +02:00
Makefile	dma-mapping: remove CONFIG_DMA_REMAP	2022-03-03 14:00:57 +03:00
map_benchmark.c	dma-mapping: benchmark: avoid needless copy_to_user if benchmark fails	2024-07-11 12:49:20 +02:00
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	dma-pool: remove a __maybe_unused label in atomic_pool_expand	2023-08-31 14:12:37 +02:00
remap.c	dma-remap: use kvmalloc_array/kvfree for larger dma memory remap	2023-06-07 15:06:28 +02:00
swiotlb.c	swiotlb: extend buffer pre-padding to alloc_align_mask if necessary	2024-06-21 14:38:46 +02:00