Florian Weimer

Red Hat is considering building Red Hat Enterprise Linux 10 for the x86-64-v3 microarchitecture level.

Learn how and why we added restartable sequences support to the GNU C Library in Red Hat Enterprise Linux 9.

Consolidation of libraries in the GNU C library, glibc, means more error-free builds, but there are consequences for developers and system administrators.

Find out why Red Hat recommends building Red Hat Enterprise Linux 9 for x86-64-v2 and what you can expect from this new, optional microarchitecture level.

Instructions in the NOP space are an attractive way to provide new performance and security features; we show how to use them effectively.

We explain how C array sizes become part of the binary interface of a library and examine ways to avoid ABI compatibility issues.

Keyword bookmarks turn the Firefox URL bar into a mini-command line, giving you direct access to bug reports, CVEs, RFCs, or anything with an ID and a URL.

This article walks through a list of recommended build flags for when you compile your C or C++ programs with GCC. Do you know which build flags you need to specify in order to obtain the same level of security hardening that GNU/Linux distributions such as Fedora and Red Hat Enterprise Linux use?