On Mon, Aug 23, 2021 at 06:41:52PM +0200, Philippe Mathieu-Daudé wrote: > This series aim to kill a recent class of bug, the infamous > "DMA reentrancy" issues found by Alexander while fuzzing. > > Introduce the 'bus_perm' field in MemTxAttrs, defining 3 bits: > > - MEMTXPERM_UNSPECIFIED (current default, unchanged behavior) > - MEMTXPERM_UNRESTRICTED (allow list approach) > - MEMTXPERM_RAM_DEVICE (example of deny list approach)
These names don't hint at their descriptions. I wouldn't be able to tell what they do based on the name. I'll think more about naming after reviewing the patches.
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