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> |
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.. | ||
i386 | ||
x86_64 | ||
00-INDEX | ||
amd-memory-encryption.txt | ||
boot.txt | ||
earlyprintk.txt | ||
entry_64.txt | ||
exception-tables.txt | ||
intel_mpx.txt | ||
intel_rdt_ui.txt | ||
kernel-stacks | ||
microcode.txt | ||
mtrr.txt | ||
orc-unwinder.txt | ||
pat.txt | ||
protection-keys.txt | ||
pti.txt | ||
tlb.txt | ||
topology.txt | ||
usb-legacy-support.txt | ||
zero-page.txt |