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SubjectRe: [PATCH -next 0/5] rbtree: optimize frequent tree walks
On Thu, Feb 13, 2020 at 07:55:20AM -0800, Davidlohr Bueso wrote:
> On Tue, 11 Feb 2020, Mark Brown wrote:

> > As I said in reply to the regmap patch I'm really unconvinced that any
> > benefit will outweigh the increased memory costs for that usage.

> I'm not arguing the regmap case; if it's not worth it it's not worth it.
> With that conversion I was merely hoping that sync was used enough for
> it to be considered.

Well, it's used a fair amount but like I say it's mainly used in the
context of working out what I2C or SPI I/O to do so the amount of CPU
time consumed is neither here nor there really, we'd have to be doing
spectacularly badly for it to register.
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