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From: Stephen Hemminger <stephen@networkplumber.org>
To: Dan Gora <dg@adax.com>
Cc: "Sanford, Robert" <rsanford@akamai.com>,
	"users@dpdk.org" <users@dpdk.org>
Subject: Re: meson options - build vs target machine cpuflags question
Date: Thu, 10 Mar 2022 19:01:37 -0800
Message-ID: <20220310190137.7445f1be@hermes.local> (raw)
In-Reply-To: <CAGyogRbbr_+Y2GwDk+rR7noS=xEW5wHF-CqmGOv51yeDTdnYNw@mail.gmail.com>

On Thu, 10 Mar 2022 23:45:39 -0300
Dan Gora <dg@adax.com> wrote:

> On Thu, Mar 10, 2022 at 10:19 PM Stephen Hemminger
> <stephen@networkplumber.org> wrote:
> >
> > The ideal solution would be able to use gcc function attributes and dyanmic
> > linking to do this at runtime - ie multiversion library.  But this opens a set
> > of different problems like compiler versions and testing.  
> 
> Detecting RDSEED at run time doesn't require any of that, but working
> around the possible absence of getentropy() does.  However none of my
> proposed solutions, including dynamic linking was deemed suitable.. or
> something, so I gave up.

I don't blame you build systems suck.

      reply	other threads:[~2022-03-11  3:01 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-10 14:46 Sanford, Robert
2022-03-10 22:54 ` Dan Gora
2022-03-10 22:58   ` Dan Gora
2022-03-10 23:39     ` Sanford, Robert
2022-03-11  0:00       ` Dan Gora
2022-03-11  1:18   ` Stephen Hemminger
2022-03-11  2:45     ` Dan Gora
2022-03-11  3:01       ` Stephen Hemminger [this message]

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