From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=unavailable autolearn_force=no version=3.4.4 Path: backlog4.nntp.dca3.giganews.com!border1.nntp.dca.giganews.com!nntp.giganews.com!newspeer1.nac.net!newsfeed.xs4all.nl!newsfeed1.news.xs4all.nl!xs4all!news.stack.nl!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Simon Wright Newsgroups: comp.lang.ada Subject: Re: Safety of unprotected concurrent operations on constant objects Date: Wed, 07 May 2014 18:45:40 +0100 Organization: A noiseless patient Spider Message-ID: References: <6c2cd5d4-a44c-4c18-81a3-a0e87d25cd9e@googlegroups.com> <83ha6vuynrzs.1jk08faxb8mnl.dlg@40tude.net> <97a0996a-a593-4990-95e9-44f4e9070fd3@googlegroups.com> <5368b00d$0$6703$9b4e6d93@newsspool3.arcor-online.net> <5368dc70$0$6708$9b4e6d93@newsspool3.arcor-online.net> <53690cb8$0$6602$9b4e6d93@newsspool4.arcor-online.net> <63k39u59mmk8.eeonyygr5rjc$.dlg@40tude.net> <5369d765$0$6608$9b4e6d93@newsspool4.arcor-online.net> <1ujfeb1baw6ri.1iprdov55030o$.dlg@40tude.net> <536a1821$0$6706$9b4e6d93@newsspool2.arcor-online.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: mx05.eternal-september.org; posting-host="6c8e46900abaabd1a3b7c03d9ac850ff"; logging-data="17920"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1892TH2xxIbhh7PolvmaxgWwmW195mMOcY=" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (darwin) Cancel-Lock: sha1:4dj86QQ3Oz4TlE4GPu0uSjuMTr8= sha1:kBnzoaiB3WsraRi63oz/aTMlAfE= Xref: number.nntp.dca.giganews.com comp.lang.ada:186291 Date: 2014-05-07T18:45:40+01:00 List-Id: "G.B." writes: > The "sequential checks" that handle tampering already add to Ada > containers being slow in comparison. To what? I did a very simple comparison of the Containers vs the BCs, and the Containers won (I forget by how much). The BCs don't protect against tampering.