Path: ...!weretis.net!feeder8.news.weretis.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Lawrence D'Oliveiro Newsgroups: comp.arch Subject: Re: Stealing a Great Idea from the 6600 Date: Wed, 31 Jul 2024 23:17:06 -0000 (UTC) Organization: A noiseless patient Spider Lines: 18 Message-ID: References: <44fdd1209496c66ba18e425370a8b50d@www.novabbs.org> <3458ae0a6b7c1f667ef232c58569b5e1@www.novabbs.org> <58f8e9f6925fd21a5526ea45fae82251@www.novabbs.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Injection-Date: Thu, 01 Aug 2024 01:17:07 +0200 (CEST) Injection-Info: dont-email.me; posting-host="f3073cdcc778f11e69aa61b90c869b12"; logging-data="1904693"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/yIv+ddW5gAqDUgD88f7J3" User-Agent: Pan/0.159 (Vovchansk; ) Cancel-Lock: sha1:5CsmrJpaher/XCIjQH23MrCEmwM= Bytes: 2577 On Tue, 30 Jul 2024 19:52:14 -0500, BGB wrote: > On 7/30/2024 6:51 PM, Lawrence D'Oliveiro wrote: > >> On Mon, 29 Jul 2024 22:40:39 -0500, BGB wrote: >> >>> If a file has not been modified, and was already confirmed good, you >>> don't really need to verify it again... >> >> How do you tell whether it’s been modified or not, without actually >> examining its entire contents? > > If one is already intercepting every filesystem call, it is possible to > keep track of whether a given file was opened for writing, deleted, > written to, ... Unless, of course, someone else is also intercepting those calls, and inserting their own calls.