[PATCH] S/390: Port of lock elision to System/z

Andi Kleen andi@firstfloor.org
Fri Apr 25 01:17:00 GMT 2014


Adhemerval Zanella <azanella@linux.vnet.ibm.com> writes:

> Hi Stefan
>
> I think the patch adds to much code duplication based on x86 version, it calls for 
> some refactoring.  Just comments below:

This was discussed some time ago.

The lock elision algorithms will likely evolve over time, and it's
doubtful they will change in the same ways for very different architectures

So I think it's better to keep it separated.

See it like everyone deserves their own optimized memcpy ...

-Andi


-- 
ak@linux.intel.com -- Speaking for myself only



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