From: Joe Perches <joe@perches.com>
To: Denys Vlasenko <dvlasenk@redhat.com>,
Johan Hedberg <johan.hedberg@intel.com>
Cc: linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] Bluetooth: Deinline large functions
Date: Tue, 12 Apr 2016 09:14:50 -0700 [thread overview]
Message-ID: <1460477690.2507.5.camel@perches.com> (raw)
In-Reply-To: <570D1D9A.6030808@redhat.com>
On Tue, 2016-04-12 at 18:08 +0200, Denys Vlasenko wrote:
> On 04/12/2016 05:50 AM, Joe Perches wrote:
> >
> > On Mon, 2016-04-11 at 20:34 +0200, Denys Vlasenko wrote:
> > >
> > > Fastest existing Bluetooth standard's top speed is 2.4 MB/s.
> > > It is way off from being CPU limited, no need to squeeze
> > > last few cycles by excessive inlining.
> > >
> > > Size reduction is about 40k:
> > >
> > > text data bss dec hex filename
> > > 95943139 20860256 35991552 152794947 91b7743 vmlinux_before
> > > 95903714 20860256 35991552 152755522 91add42 vmlinux
> > defconfig?
> In defconfig, CONFIG_BT is not set, so there will be no change
Which is why I set it in the defconfig size I sent.
Also, you haven't responded at all to any performance decrease
by uninline for low power/low frequency SOC embedded uses.
next prev parent reply other threads:[~2016-04-12 16:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-11 18:34 [PATCH v2] Bluetooth: Deinline large functions Denys Vlasenko
2016-04-12 3:50 ` Joe Perches
2016-04-12 16:08 ` Denys Vlasenko
2016-04-12 16:14 ` Joe Perches [this message]
2016-04-12 16:31 ` Denys Vlasenko
2016-04-12 17:00 ` Joe Perches
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