RE: Re: Spectre & Meltdown

2018-01-05 Thread Rick Bensene via cctalk
Ed Sharpe wrote: >what about xenon processors?? Xenon? You mean the processor jointly developed by Microsoft & IBM based on the PowerPC architecture, developed and used in the Xbox 360? Or perhaps did you mean Xeon (note no N in the middle)? There is a big difference. Don't know if the Xeno

Re: Re: Spectre & Meltdown

2018-01-04 Thread Sophie Haskins via cctalk
I misspoke - Spectre potentially affects all processors that use *pipelining and speculative execution*, not just superscalar ones (I mis-parsed "all modern processors capable of keeping many instructions in flight"). There's been ongoing patches to the Linux kernel for Meltdown (and for other OSe

Re: Re: Spectre & Meltdown

2018-01-04 Thread Ed Sharpe via cctalk
http://www.zdnet.com/article/intel-starts-issuing-patches-for-meltdown-spectre-vulnerabilities/?loc=newsletter_large_thumb_related&ftag=TREc64629f&bhid=46856739   this  just  hit  my email box. Ed#   In a message dated 1/4/2018 1:54:43 PM US Mountain Standard Time, cctalk@classiccmp.org writes

Re: Re: Spectre & Meltdown

2018-01-04 Thread Ed Sharpe via cctalk
oh oh   hopefully software  fix  soon?   Ed#   In a message dated 1/4/2018 1:54:43 PM US Mountain Standard Time, cctalk@classiccmp.org writes:   From the exploit homepage (https://spectreattack.com/) , it seems like the Meltdown vulnerability affects all out-of-order executing Intel *branded

Re: Re: Spectre & Meltdown

2018-01-04 Thread Ed Sharpe via cctalk
what about  xenon processors?? ed#   In a message dated 1/4/2018 1:18:14 PM US Mountain Standard Time, cctalk@classiccmp.org writes:   - Original Message - From: "Warner Losh via cctalk" To: "Murray McCullough" ; "General Discussion: On-Topic and Off-Topic Posts" Sent: Thursday, Janu