On Thu, Jan 31, 2019 at 10:51 AM Linus Torvalds <[email protected]> wrote: > > In fact, we have another patch (that isn't applied) that makes even > the memcpy_erms() just call the sw version of memcpy() for short > copies (because "rep movsb" is slow for those cases). That would also > have broken your driver.
I think what I should do is to just make "memcpy_*io()" do the "align
naturally" thing.
Let me cook up a patch for you to test.
Linus
