How to use the new counted_by attribute in C (and Linux)
The counted_by attribute The counted_by attribute was introduced in Clang-18 and will soon be available in GCC-15. Its purpose is to associate a flexible-array ...
Author: Gustavo A. R. Silva
Gustavo A. R. Silva works full-time as an Upstream Linux Kernel Engineer, focused on security. Over the past several years, he’s been hunting and fixing all sorts of bugs and issues in the Linux kernel. Gustavo’s kernel work is supported by The Linux Foundation, and he is a member of the Kernel Self-Protection Project. He is a regular speaker at Kernel Recipes and has presented his work at other conferences like Linux Security Summit and Everything Open. Additionally, Gustavo has been an invited speaker at SSTIC.
Back to Europe to present at Open Source Summit
Happy to share that I will be traveling back to Europe in September to speak at the Open Source Summit Europe 2024 in Vienna. ✈️🇦🇹...
Google Open Source Peer Bonus Award
In other news from November, I want to share that I’m thrilled to be the recipient of this award from Google for the first time. I feel really grateful and hono...
Influencing Software Security: The Impact of the Kernel Self-Protection Project ⚔️🛡️🐧
Compiler Options Hardening Guide On November 29th, the Open Source Security Foundation (OpenSSF) released a comprehensive and thorough hardening guide aimed at ...
November 2023 – Linux Kernel work
-Wstringop-overflow Late in October I sent a patch to globally enable the -Wstringop-overflowcompiler option, which finally landed in linux-next on November 28t...
Dusting off this blog
This weekend I learned that Jerry Cooperstein has retired, and while dusting off my personal blog (I will be posting regularly next year –once a month, ac...
Two new KoC labs in Mexico
It took a while, but here is a report of the last KoC trip to Oaxaca, Mexico. Recently, some of us have been very busy due to exciting professional changes, but...
My Linux Kernel activities in May-July 2017
Hello everybody, During this time I’ve managed to fix 151 issues in the Linux kernel. I got 16 patches upstream in May, 29 in June and 106 more in July. T...
LFD420
I took the “LFD420 Linux Kernel Internals and Development” training a while ago (in 2016): LFD420_Certificate