In the beginning, the Linux kernel lacked any sort of virtual filesystem layer. See, for example, the 0.01 implementation of read(), which contained explicit checks for each possible file-descriptor ...

Linus Torvalds officially released the sixth release candidate (RC6) for the upcoming Linux Kernel 7.3. Here's what's new in ...

Dave McKay first used computers when punched paper tape was in vogue, and he has been programming ever since. After over 30 years in the IT industry, he became a full-time technology journalist. His ...

It used to be that building the Linux kernel was not easy. Testing and debugging were even worse. Nowadays, it is reasonably easy to build a custom kernel and test or debug it using virtualization.