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From: Miquel Raynal <miquel.raynal@bootlin•com>
To: Alexander Aring <aahringo@redhat•com>
Cc: Bo Liu <liubo03@inspur•com>,
	alex.aring@gmail•com, stefan@datenfreihafen•org,
	davem@davemloft•net, edumazet@google•com, kuba@kernel•org,
	pabeni@redhat•com, linux-wpan@vger•kernel.org,
	netdev@vger•kernel.org, linux-kernel@vger•kernel.org
Subject: Re: [PATCH] net: ieee802154: at86rf230: convert to use maple tree register cache
Date: Tue, 20 Feb 2024 11:04:38 +0100	[thread overview]
Message-ID: <20240220110438.247e2746@xps-13> (raw)
In-Reply-To: <CAK-6q+jnZOkSAM8_BQH=CaQhfCQwm0P+segZ+0E6oLeX=BhLHQ@mail.gmail.com>

Hi,

aahringo@redhat•com wrote on Mon, 5 Feb 2024 14:42:09 -0500:

> Hi,
> 
> On Fri, Feb 2, 2024 at 2:56 AM Miquel Raynal <miquel.raynal@bootlin•com> wrote:
> >
> > Hi Bo,
> >
> > liubo03@inspur•com wrote on Fri, 2 Feb 2024 01:45:12 -0500:
> >  
> > > The maple tree register cache is based on a much more modern data structure
> > > than the rbtree cache and makes optimisation choices which are probably
> > > more appropriate for modern systems than those made by the rbtree cache.  
> >
> > What are the real intended benefits? Shall we expect any drawbacks?
> >  
> 
> I doubt it has really any benefits, only the slowpath is using regmap
> to set some registers. Maybe if you change phy setting frequently it
> might have an impact, but this isn't even a path considered to run
> fast.

Ok, then let's take the series I guess. For the three patches:

Reviewed-by: Miquel Raynal <miquel.raynal@bootlin•com>

Thanks,
Miquèl

next prev parent reply	other threads:[~2024-02-20 10:04 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-02  6:45 [PATCH] net: ieee802154: at86rf230: convert to use maple tree register cache Bo Liu
2024-02-02  7:55 ` Miquel Raynal
2024-02-05 19:42   ` Alexander Aring
2024-02-06  9:25     ` Miquel Raynal
2024-02-20 10:04     ` Miquel Raynal [this message]
2024-02-26 20:48 ` Stefan Schmidt
  -- strict thread matches above, loose matches on Subject: below --
2024-02-02  8:08 Bo Liu (刘波)-浪潮信息
2024-02-04 14:35 ` Simon Horman

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