Re: [Use cpuops V1 04/11] x86: Use this_cpu_ops for current_cpu_dataaccesses

[Christoph Lameter]

On Tue, 7 Dec 2010, Tejun Heo wrote:

> >> Ooh, was too fast.  I think mixing the use of percpu accesses to
> >> cpu_info and the wrapper macro current_cpu_data is quite confusing.
> >> There aren't too many current_cpu_data users in x86 anyway.  Can you
> >> please make the conversion complete?  I'm moving the above misplaced
> >> chunk into 03 and not applying 04 for now.
> >
> > We cannot make that conversion complete since we cannot obtain the address
> > if we use a this_cpu operation. Then its better to drop this patch.
>
> No, I was talking about dropping current_cpu_data macro.  We can use
> __this_cpu_ptr() for addresses.  I just find it very confusing to mix
> current_cpu_data and using direct percpu accessors on cpu_info.

Hmmm... Ok 21 occurrences. So two patches: Conversion and then
this_cpu_ops. Or one doing both?

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