On Wed, Apr 29, 2015 at 10:41 PM, Emanuele Rusconi wrote:
>
> > - I don't like invoking 'CFLAGS="-O2 -march=foo"make'
> > - I don't want to set CFLAGS as a persistent environment variable.
>
> Does the kernel building use the CFLAGS at all?
>
You probably want CFLAGS_KERNEL and maybe CFLAGS_MOD
On Wed, 29 Apr 2015 13:31:13 +0200 Ralf wrote:
> Hi,
>
> just a short question: I don't like genkernel, I always compile my
> kernel manually using menuconfig.
> So the CFLAGs of my make.conf won't get applied.
>
> What is the best way to (persistently) set the CFLAGs for the kernel
> compilation
Am 29.04.2015 um 13:31 schrieb Ralf:
> Hi,
>
> just a short question: I don't like genkernel, I always compile my
> kernel manually using menuconfig.
> So the CFLAGs of my make.conf won't get applied.
as it should be.
>
> What is the best way to (persistently) set the CFLAGs for the kernel
> compi
Am 29.04.2015 um 15:18 schrieb Ralf:
> Damn, you're absolutely right.
>
> I just tested it using make V=1.
> kernel make does override CFLAGs from the outside.
>
> But that's interesting: my processor supports -march=core-avx2 and none
> of the linux kernel processor family uses this flag...
that
On 04/29/2015 12:53 PM, Mick wrote:
> On Tuesday 28 Apr 2015 23:35:31 walt wrote:
>> On 04/28/2015 09:59 AM, Justin Findlay wrote:
>>> I'm wondering if I have an unusual USE flags situation that is causing
>>> this
>>
>> In lieu of an informed opinion (which you've not been offered yet) I can
>> sa
Hi,
On Thu, 30 Apr 2015 18:26:22 +0200 Volker Armin Hemmann wrote:
> That simple. The kernel is too important and the people programming it
> know what they are doing. Don't set anything. It is retarded.
> >
> > - I don't like invoking 'CFLAGS="-O2 -march=foo"make'
> > - I don't want to set CFLAGS
Am 30.04.2015 um 19:45 schrieb Andrew Savchenko:
> Hi,
>
> On Thu, 30 Apr 2015 18:26:22 +0200 Volker Armin Hemmann wrote:
>> That simple. The kernel is too important and the people programming it
>> know what they are doing. Don't set anything. It is retarded.
>>> - I don't like invoking 'CFLAGS="-
On Thu, 30 Apr 2015 20:11:52 +0200 Volker Armin Hemmann wrote:
> Am 30.04.2015 um 19:45 schrieb Andrew Savchenko:
> > Hi,
> >
> > On Thu, 30 Apr 2015 18:26:22 +0200 Volker Armin Hemmann wrote:
> >> That simple. The kernel is too important and the people programming it
> >> know what they are doing.
On Thursday 30 Apr 2015 17:53:08 Justin Findlay wrote:
> On 04/29/2015 12:53 PM, Mick wrote:
> > On Tuesday 28 Apr 2015 23:35:31 walt wrote:
> >> On 04/28/2015 09:59 AM, Justin Findlay wrote:
> >>> I'm wondering if I have an unusual USE flags situation that is causing
> >>> this
> >>
> >> In lieu
Andrew Savchenko wrote:
>
> That's why kernel makes sure that no floating point instructions
> sneaks in using CFLAGS, you may see a lot of -mno-${intrucion_set}
> flags when running make -V.
So it should be sufficient that the kernel does not use "float"
or "double", shouldn't it?
I can hardly i
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