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Path: ...!2.eu.feeder.erje.net!3.eu.feeder.erje.net!feeder.erje.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Lawrence D'Oliveiro <ldo@nz.invalid> Newsgroups: comp.arch Subject: Re: Privilege Levels Below User Date: Sun, 9 Jun 2024 22:38:34 -0000 (UTC) Organization: A noiseless patient Spider Lines: 9 Message-ID: <v45ata$3rcpa$6@dont-email.me> References: <jai66jd4ih4ejmek0abnl4gvg5td4obsqg@4ax.com> <Z9I8O.13$2JEf.11@fx14.iad> <5h%8O.4327$wDZ.776@fx48.iad> <1316e4baa439de908666e38c39cd8c79@www.novabbs.org> <2024Jun9.142544@mips.complang.tuwien.ac.at> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Mon, 10 Jun 2024 00:38:34 +0200 (CEST) Injection-Info: dont-email.me; posting-host="1186807d38ad523ecdef8690d71c9c11"; logging-data="4043562"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+P21QVrn8VWWKECHLr9S29" User-Agent: Pan/0.158 (Avdiivka; ) Cancel-Lock: sha1:A85VGI4nu/lY+Y/0ffPn3c9WcLQ= Bytes: 1551 On Sun, 09 Jun 2024 12:25:44 GMT, Anton Ertl wrote: > It also uses less specials than I expected; e.g., on the EV45 the IMB > (instruction-memory barrier) PAL call is implemented by just executing > a big chunk of code such that the previous contents of the I-cache are > evicted, while I expected that it would set a bit in a model-specific > register. I find that somehow amusing and horrifying at the same time ...