Mastodon

IT NewsWhy The Latest Linux Kernel Won’t Run On Your 486 And 586 Anymore - Some time ago, Linus Torvalds made a throwaway comment that sent ripples through t... - <a href="https://hackaday.com/2025/07/02/why-the-latest-linux-kernel-wont-run-on-your-486-and-586-anymore/" rel="nofollow noopener" translate="no" target="_blank">https://hackaday.com/2025/07/02/why-the-latest-linux-kernel-wont-run-on-your-486-and-586-anymore/</a> <a href="https://schleuss.online/tags/currentevents" class="mention hashtag" rel="nofollow noopener" target="_blank">#currentevents</a> <a href="https://schleuss.online/tags/originalart" class="mention hashtag" rel="nofollow noopener" target="_blank">#originalart</a> <a href="https://schleuss.online/tags/linuxhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#linuxhacks</a> <a href="https://schleuss.online/tags/cmpxchg8b" class="mention hashtag" rel="nofollow noopener" target="_blank">#cmpxchg8b</a> <a href="https://schleuss.online/tags/featured" class="mention hashtag" rel="nofollow noopener" target="_blank">#featured</a> <a href="https://schleuss.online/tags/pentium" class="mention hashtag" rel="nofollow noopener" target="_blank">#pentium</a> <a href="https://schleuss.online/tags/cyrix" class="mention hashtag" rel="nofollow noopener" target="_blank">#cyrix</a> <a href="https://schleuss.online/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#linux</a> <a href="https://schleuss.online/tags/rdtsc" class="mention hashtag" rel="nofollow noopener" target="_blank">#rdtsc</a> <a href="https://schleuss.online/tags/elan" class="mention hashtag" rel="nofollow noopener" target="_blank">#elan</a> <a href="https://schleuss.online/tags/i486" class="mention hashtag" rel="nofollow noopener" target="_blank">#i486</a> <a href="https://schleuss.online/tags/amd" class="mention hashtag" rel="nofollow noopener" target="_blank">#amd</a> <a href="https://schleuss.online/tags/tsc" class="mention hashtag" rel="nofollow noopener" target="_blank">#tsc</a>

Enitin :cursor: :verify:This turned into me writing a program that tries to detects if it's running inside of a <a href="https://mastodon.enitin.xyz/tags/VM" class="mention hashtag" rel="nofollow noopener" target="_blank">#VM</a>. So I can then try to make the VM less detectable. And because I was using the <a href="https://mastodon.enitin.xyz/tags/RDTSC" class="mention hashtag" rel="nofollow noopener" target="_blank">#RDTSC</a> and <a href="https://mastodon.enitin.xyz/tags/CPUID" class="mention hashtag" rel="nofollow noopener" target="_blank">#CPUID</a> instructions I continued developing my CPUID program that I've never finished. <a href="https://git.enitin.xyz/enitin/cpuid" rel="nofollow noopener" translate="no" target="_blank">https://git.enitin.xyz/enitin/cpuid</a> A classic rabbit hole. "I want to do this. But that means I have to do that. Which means I can continue that other thing I've started doing some time ago." :derp_dog:

linuxHow stable is TSC (TimeStamp Counter) from user space for Intel x86-64 CPUs in 2020? Some times I... <a href="https://stackoverflow.com/questions/61438836/how-stable-is-tsc-timestamp-counter-from-user-space-for-intel-x86-64-cpus-in-2" rel="nofollow noopener" target="_blank">https://stackoverflow.com/questions/61438836/how-stable-is-tsc-timestamp-counter-from-user-space-for-intel-x86-64-cpus-in-2</a> <a rel="nofollow noopener" class="mention hashtag" href="https://mastodon.social/tags/linux" target="_blank">#linux</a> <a rel="nofollow noopener" class="mention hashtag" href="https://mastodon.social/tags/x86" target="_blank">#x86</a> <a rel="nofollow noopener" class="mention hashtag" href="https://mastodon.social/tags/timestamp" target="_blank">#timestamp</a> <a rel="nofollow noopener" class="mention hashtag" href="https://mastodon.social/tags/rdtsc" target="_blank">#rdtsc</a> <a rel="nofollow noopener" class="mention hashtag" href="https://mastodon.social/tags/userspace" target="_blank">#userspace</a> <a href="https://awakari.com/pub-msg.html?id=2mJMrCZavqSQa46dVIbsIDEYOEq" rel="nofollow noopener" target="_blank">Event Attributes</a>

HabrКраткое сравнение популярных функций измерения времениКакую реальную точность можно ожидать от функции возвращающей время, а сколько времени она выполняется сама? Попытка замерить и сравнить несколько десятков функций, доступных программисту на C++. Вот что получилось<a href="https://habr.com/ru/articles/818965/" rel="nofollow noopener" translate="no" target="_blank">https://habr.com/ru/articles/818965/</a><a href="https://zhub.link/tags/rdtsc" class="mention hashtag" rel="nofollow noopener" target="_blank">#rdtsc</a> <a href="https://zhub.link/tags/rdtscp" class="mention hashtag" rel="nofollow noopener" target="_blank">#rdtscp</a> <a href="https://zhub.link/tags/windows" class="mention hashtag" rel="nofollow noopener" target="_blank">#windows</a> <a href="https://zhub.link/tags/linux" class="mention hashtag" rel="nofollow noopener" target="_blank">#linux</a> <a href="https://zhub.link/tags/QueryPerformanceCounter" class="mention hashtag" rel="nofollow noopener" target="_blank">#QueryPerformanceCounter</a> <a href="https://zhub.link/tags/clock_gettime" class="mention hashtag" rel="nofollow noopener" target="_blank">#clock_gettime</a> <a href="https://zhub.link/tags/gettimeofday" class="mention hashtag" rel="nofollow noopener" target="_blank">#gettimeofday</a> <a href="https://zhub.link/tags/CNTVCT_EL0" class="mention hashtag" rel="nofollow noopener" target="_blank">#CNTVCT_EL0</a>

Recent searches

Search options

Administered by:

Server stats:

#rdtsc