On Thu, Sep 10, 2015 at 12:27:01PM -0700, Stephen Boyd wrote: > If a regmap is using fast_io, allocate buffers in the write APIs > with GFP_ATOMIC instead of GFP_KERNEL. Otherwise we may schedule > while atomic.
Why is this needed? If something needs fast I/O it probably doesn't want to be going down any of the code paths that result in us doing allocations. I'd expect either no cache, a flat cache or setting up defaults at initialisation time.
signature.asc
Description: Digital signature
