RE: ioremap on powerpc question

I wrote:

I have a question about ioremap_nocache() on powerpc.

[...]

Now, I see threads on LKML via google that say, essentially,
"you _must_ use readb/writeb, etc to access addresses returned
by ioremap,"  [...]
Using readb/writeb would defeat my purpose.

One more data point.  I tried it with writeb, just to see,
and it blows up just the same anyway, with machine check (bus error).

-- steve

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