U Area Removal

Scott Long scottl at freebsd.org
Wed Nov 10 19:45:20 PST 2004


Bruce M Simpson wrote:
> Hey there,
> 
> On Wed, Nov 10, 2004 at 10:00:35PM -0500, David Schultz wrote:
> 
>>Over the years, the amount of data we have stored in each process' U
>>area has eroded to the point where all we have left are the following:
>>
>>  - A struct kinfo_proc that is only used for a.out core dumps.
>>    This can be reconstructed at the time of the core dump, so
>>    it doesn't need to be there.
> 
> 
> Aren't we 100% ELF these days? Surely aout is no longer relevant?
> 

We are 100% ELF toolchain.  We can still (in theory) run AOUT binaries
so long as you use the COMPAT_AOUT kernel option and have AOUT
libraries.  But this is offtopic =-)

Scott


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