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06e9552f5f
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Christoph Hellwig 06e9552f5f x86/pci-dma: remove the experimental forcesac boot option 
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
2018-05-28 12:48:16 +02:00
..
alpha arch: define the ARCH_DMA_ADDR_T_64BIT config symbol in lib/Kconfig 2018-05-09 06:57:04 +02:00
arc arc: use generic dma_noncoherent_ops 2018-05-19 08:46:12 +02:00
arm swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
arm64 swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
c6x c6x: use generic dma_noncoherent_ops 2018-05-19 08:46:12 +02:00
h8300 PCI: remove PCI_DMA_BUS_IS_PHYS 2018-05-07 07:15:41 +02:00
hexagon scatterlist: move the NEED_SG_DMA_LENGTH config symbol to lib/Kconfig 2018-05-09 06:55:59 +02:00
ia64 swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
m68k PCI: remove PCI_DMA_BUS_IS_PHYS 2018-05-07 07:15:41 +02:00
microblaze dma-debug: remove CONFIG_HAVE_DMA_API_DEBUG 2018-05-08 13:03:43 +02:00
mips swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
nds32 page cache: use xa_lock 2018-04-11 10:28:39 -07:00
nios2 nios2 update for v4.17-rc1 2018-04-11 16:02:18 -07:00
openrisc dma-debug: move initialization to common code 2018-05-08 13:02:42 +02:00
parisc dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig 2018-05-09 06:56:08 +02:00
powerpc swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
riscv riscv: add swiotlb support 2018-05-19 08:46:26 +02:00
s390 arch: define the ARCH_DMA_ADDR_T_64BIT config symbol in lib/Kconfig 2018-05-09 06:57:04 +02:00
sh dma-mapping: move the NEED_DMA_MAP_STATE config symbol to lib/Kconfig 2018-05-09 06:56:08 +02:00
sparc arch: define the ARCH_DMA_ADDR_T_64BIT config symbol in lib/Kconfig 2018-05-09 06:57:04 +02:00
um Merge git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml 2018-04-11 16:36:47 -07:00
unicore32 swiotlb: move the SWIOTLB config symbol to lib/Kconfig 2018-05-09 06:58:01 +02:00
x86 x86/pci-dma: remove the experimental forcesac boot option 2018-05-28 12:48:16 +02:00
xtensa dma-debug: remove CONFIG_HAVE_DMA_API_DEBUG 2018-05-08 13:03:43 +02:00
.gitignore
Kconfig dma-debug: remove CONFIG_HAVE_DMA_API_DEBUG 2018-05-08 13:03:43 +02:00