Re: F42 Change Proposal: Optimized Binaries for the AMD64 / x86_64 Architecture (v2) (self-contained)

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On 1/13/25 6:06 AM, Daniel P. Berrangé wrote:
> On Fri, Jan 10, 2025 at 07:28:19PM +0000, Aoife Moloney via devel-announce wrote:
>> == Summary ==
>> Individual packages can provide already optimized libraries via the
>> glibc-hwcaps mechanism. This approach will be extended to executables.
>> The package provides an optimized variant of a binary in a different
>> directory. A symlink to small program which replaces the binary in
>> `/usr/bin`. At runtime, this program will find the most appropriate
>> variant and execute it.
> 
> Can this provide an example of the binary naming convention that
> is anticipated. I'm guessing it'll be something like
> 
>   /usr/bin/fish  ---> glibc-hwcaps-helper   (symlink)
Representing the CoreOS edition, we're trying to figure out if there is anything we need to do for
this change. Do we need to include any rpms like hwcaps-loader? or would that dep be brought in by
packages taking advantage of this functionality?

Dusty
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