Path: ...!weretis.net!feeder9.news.weretis.net!i2pn.org!i2pn2.org!.POSTED!not-for-mail From: mitchalsup@aol.com (MitchAlsup1) Newsgroups: comp.arch Subject: Re: Qualcomm's Oryon boasts hardware "side-channel mitigations" Date: Fri, 14 Jun 2024 21:12:53 +0000 Organization: Rocksolid Light Message-ID: References: <2024Jun14.174602@mips.complang.tuwien.ac.at> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: i2pn2.org; logging-data="14297"; mail-complaints-to="usenet@i2pn2.org"; posting-account="65wTazMNTleAJDh/pRqmKE7ADni/0wesT78+pyiDW8A"; User-Agent: Rocksolid Light X-Rslight-Site: $2y$10$SLJXS1p1vnn5AtVo7b4ZneOoEksCFTzWMp3ghJZnrA4aSdWprdpWK X-Rslight-Posting-User: ac58ceb75ea22753186dae54d967fed894c3dce8 X-Spam-Checker-Version: SpamAssassin 4.0.0 Bytes: 1458 Lines: 13 Anton Ertl wrote: > https://images.anandtech.com/doci/21445/SDX_CPU_GPU%20Architecture%20Overview_15.jpg > Unfortunately, they don't describe what they do, and "mitigation" has > a weaker sound than "fix" to me, but maybe they mean a proper hardware > fix. That would be the best case. The worst case would be that they > just have added instructions or a special mode for disabling > speculation. Maybe they just followed my advice on deferring state updates until after retirement. > - anton