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Gustavo A. R. Silva 🐧 @embeddedgus

Upstream first. 🐧 • https://t.co/CzHUod1o29 • @[email protected] • Avatar by @shidokou embeddedor.com/blog/ Joined September 2014
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Gustavo A. R. Silva 🐧 retweeted
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GCC - GNU Toolchain @gnutools

2 weeks ago

GNU Tools Weekly News Week 42 (June 14, 2026) Release updates for GNU toolchain:  * GCC 15.3.0 was released   * inbox.sourceware.org/gcc/p8nq1983-q…  * GNU binutils 2.46.1 was released   * inbox.sourceware.org/binutils/87y0g… GNU toolchain conference reminders:  * GNU Tools Cauldron 2026, Fri-Sun, October 2-4 (Prague, Czechia)   * gcc.gnu.org/wiki/cauldron2…   * conf.gnu-tools-cauldron.org/prg26/cfp  * Toolchains Track at LPC 2026, October 7th (Prague, Czechia)   * lpc.events/event/20/abstr… General/big GNU toolchain news: GCC easy issue to tackle of the week (2 this week):   * `(x == MAX_VALUE) ? y : MIN` -> MIN    * gcc.gnu.org/bugzilla/show_…    * Reach out to Andrea Pinski for mentoring on this issue.  * Improve RISC-V sequence for conditional xor with a constant    * gcc.gnu.org/bugzilla/show_…    * Reach out to Jeff Law for mentoring on this issue. * Previous ones are listed on gcc.gnu.org/wiki/EasyIssue… GCC commits:  * gcc.gnu.org/r17-1417 - r17-1559 :  143 commits  * aarch64: Add support for FEAT_SSVE_BitPerm and some other intrsinics   * gcc.gnu.org/r17-1424-g548b… ... r17-1428-g5da2ddf4ef8d94  * aarch64: Use MOVI for low‑64‑bit integer SIMD constant vectors   * gcc.gnu.org/r17-1491-gf152…  * ranger: Refine modulo range operations with fixed quotient   * gcc.gnu.org/r17-1493-gcd52…  * phiopt: Allow factoring out of more than just single operand operations   * gcc.gnu.org/r17-1507-gc43f…  * driver: Spill long COLLECT_GCC_OPTIONS to a response file   * gcc.gnu.org/r17-1526-g619a…  * match: Optimize (~a) >> a to -1 for signed a   * gcc.gnu.org/r17-1527-gb3ad…  * match: Add bitop reduction simplifications against zero   * gcc.gnu.org/r17-1543-gcee9… GCC discussion:  * GCC bugzilla stats  *  138 new issues filed  *  70 issues closed binutils/gdb commits:  * gdb/MicroBlaze: Add support for native linux gdb:   * sourceware.org/cgit/binutils-…  * gdb discussion:  * RFC: prototype of C extensions using the Python limited API (continued)   * inbox.sourceware.org/gdb/21479c1d-3… binutils discussion:   * glibc commits: * glibc discussion:  *

Gustavo A. R. Silva 🐧 retweeted
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The Linux Foundation @linuxfoundation

2 weeks ago

📅 The schedule is live for #OSSummit Korea, August 11-12 in Seoul! bit.ly/3S0DZ83 Explore 70+ sessions covering #AI, #CloudNative, #Linux, embedded systems, software security, & more. ⏰ 4 days left to save up to ₩220,000 when you register by June 16: bit.ly/4sNbTK1

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Gustavo A. R. Silva 🐧 @embeddedgus

2 months ago

"During one of my presentations at Open Source Summit Japan🇯🇵 the past year, I talked about a bug I found while addressing -Wflex-array-member-not-at-end issues in the Linux kernel. The warning reported by the compiler was [...]" embeddedor.com/blog/2026/04/1… 🐧 #Linux #OpenSource

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Gustavo A. R. Silva 🐧 @embeddedgus

2 months ago

@andersonc0d3 Amazing, best of luck!

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Gustavo A. R. Silva 🐧 @embeddedgus

2 months ago

"16 years ago today, after watching a presentation on YouTube titled “Write and Submit your first Linux Kernel Patch” by @gregkh, I submitted my first patch1 to the Linux kernel. 🐧🙂[...]" embeddedor.com/blog/2026/04/1… 🐧 #Linux #OpenSource

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Gustavo A. R. Silva 🐧 @embeddedgus

3 months ago

"Today I woke up to the great news that we now have "only" 100 -Wflex-array-member-not-at-end issues left to be addressed in linux-next. I started fixing these issues a couple of years ago after running into a memory corruption bug caused by a flex[...]" embeddedor.com/blog/2026/04/1…

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Gustavo A. R. Silva 🐧 @embeddedgus

3 months ago

@linuxfoundation Live Webinar Maintainer Series: My Life as a Linux Kernel Developer and Maintainer with @gregkh "Greg KH and Shuah Khan talk about Greg’s experience as a kernel developer and maintainer [...]" youtube.com/watch?v=QlgBiv…

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Gustavo A. R. Silva 🐧 @embeddedgus

3 months ago

While reviewing one of the patches sent to the linux-hardening list this afternoon, I spotted a bug I introduced in the same code two years ago (on March 5 2024, to be precise). Over nearly a decade contributing to the Linux kernel, I've... Read more: embeddedor.com/blog/2026/03/1… 🐧

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Gustavo A. R. Silva 🐧 @embeddedgus

a year ago

I presented at Everything Open @_everythingopen a couple of days ago. 🗣️🐧 My slides are already available for anyone who'd like to check them out. Thanks for having me - I really enjoyed the session! 🙂✌🏽 embeddedor.com/blog/presentat… #EverythingOpen #EO2025

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

Yet another memory corruption bug caught thanks to -Wflex-array-member-not-at-end! 🐛🪲🐧 lore.kernel.org/linux-hardenin… This will soon land in mainline and a couple of stable trees. 😃🐧 Check out this presentation to learn more about this work: embeddedor.com/blog/presentat… KSPP ⚔️🛡️🐧

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

"[...] Always remember: upstream Linux kernel development is highly social. 😉"

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

I wrote a very short blog post to guide people to resources on how to start fixing Coverity issues and how that can be a great way to contribute to the Linux kernel. 🔍 🖥️ 🐧 It's particularly aimed at newcomers with some experience in C. 🙂 embeddedor.com/blog/2024/09/2…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

Status update on GCC security features for the Linux kernel - Qing Zhao "Multiple security features for the Linux kernel have been added into GCC releases since GCC11, including "zero call-used registers at return" (GCC11) [...]" @gnutools m.youtube.com/watch?v=gsOaKP…

Gustavo A. R. Silva 🐧 retweeted
gnutools Profile Picture

GCC - GNU Toolchain @gnutools

2 years ago

Containers with compiler toolchains from kernel.org gtucker.io/posts/2024-09-…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

Happy to share that the video of my presentation @KernelRecipes last week is up. 🙂🐧⚔️🛡️ youtu.be/N-pcG0C0Ex4?si…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

embeddedor.com/slides/2024/kr… (pdf) @KernelRecipes ❤️

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

I’m really happy to share that I'll be traveling to Paris to speak at @KernelRecipes in the week after the Open Source Summit Europe. ✈️🇨🇵🗣️🎙️ I’m really excited about this edition, and as always, feel free to say hi if you see me around. 🙂👋🏽🐧 #Linux embeddedor.com/blog/2024/06/2…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

Kees Cook on Linux kernel security. 🐧 "I’ve found the term “undefined behavior” to have a really strict meaning within the compiler community, so I have tried to redefine my goal as eliminating “unexpected behavior” or “ambiguous language constructs”. " reproducible-builds.org/news/2024/09/2…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

@KernelRecipes

Gustavo A. R. Silva 🐧 retweeted
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Velu Erwan @erwanaliasr1

2 years ago

My talk about @PremdayConf presented at @osfc_io is now online : osfc.io/2024/talks/pre…

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Gustavo A. R. Silva 🐧 @embeddedgus

2 years ago

@KernelRecipes

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