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#lwn

21 posts7 participants1 post today
LWN.net<p>Security updates for Wednesday</p><p><a href="https://lwn.net/Articles/1018589/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018589/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] Code signing for BPF programs</p><p>The Linux kernel can be configured so that kernel modules must be signed or otherwise authenticated to be loaded into the kernel. Some BPF developers want that to be an option for [...]</p><p><a href="https://lwn.net/Articles/1017549/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017549/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] DMA addresses for UIO</p><p>The Userspace I/O (UIO) subsystem was first added to the kernel by Hans J. Koch for the 2.6.32 release in 2007. Its purpose is to facilitate the writing of drivers (mostly) in use [...]</p><p><a href="https://lwn.net/Articles/1017449/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017449/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Security updates for Tuesday</p><p><a href="https://lwn.net/Articles/1018444/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018444/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
Hacker News<p>An Update on Pahole</p><p><a href="https://lwn.net/Articles/1016243/" target="_blank" rel="nofollow noopener" translate="no"><span class="invisible">https://</span><span class="">lwn.net/Articles/1016243/</span><span class="invisible"></span></a></p><p><a href="https://mastodon.social/tags/HackerNews" class="mention hashtag" rel="tag">#<span>HackerNews</span></a> <a href="https://mastodon.social/tags/Pahole" class="mention hashtag" rel="tag">#<span>Pahole</span></a> <a href="https://mastodon.social/tags/Update" class="mention hashtag" rel="tag">#<span>Update</span></a> <a href="https://mastodon.social/tags/PaholeTool" class="mention hashtag" rel="tag">#<span>PaholeTool</span></a> <a href="https://mastodon.social/tags/LWN" class="mention hashtag" rel="tag">#<span>LWN</span></a> <a href="https://mastodon.social/tags/Articles" class="mention hashtag" rel="tag">#<span>Articles</span></a> <a href="https://mastodon.social/tags/HackerNews" class="mention hashtag" rel="tag">#<span>HackerNews</span></a></p>
LWN.net<p>[$] Indirect calls in BPF</p><p>Anton Protopopov kicked off the BPF track on the second day of the 2025 Linux Storage, Filesystem, Memory-Management, and BPF Summit with a discussion about permitting indirect cal [...]</p><p><a href="https://lwn.net/Articles/1017439/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017439/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>RISC-V images for Fedora Linux 42</p><p><a href="https://lwn.net/Articles/1018322/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018322/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Template strings accepted for Python 3.14</p><p><a href="https://lwn.net/Articles/1018297/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018297/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] Owen Le Blanc: creator of the first Linux distribution</p><p>Ask a Linux enthusiast who created the Linux kernel, and odds are they will have no trouble naming Linus Torvalds&amp;mdash;but many would be stumped if asked what the first Linux dist [...]</p><p><a href="https://lwn.net/Articles/1017846/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017846/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Security updates for Monday</p><p><a href="https://lwn.net/Articles/1018292/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018292/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Kernel prepatch 6.15-rc3</p><p><a href="https://lwn.net/Articles/1018193/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018193/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Three stable kernels</p><p><a href="https://lwn.net/Articles/1018171/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018171/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>EU OS: A European Proposal for a Public Sector Linux Desktop (The New Stack)</p><p><a href="https://lwn.net/Articles/1018058/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018058/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] The problem of unnecessary readahead</p><p>The final session in the memory-management track of the 2025 Linux Storage, Filesystem, Memory-Management, and BPF Summit was a brief, last-minute addition run by Kalesh Singh. Th [...]</p><p><a href="https://lwn.net/Articles/1016860/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1016860/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] Tracepoints for the VFS?</p><p>Adding tracepoints to some kernel subsystems has been controversial—or disallowed—due to concerns about the user-space ABI that they might create. The virtual filesystem (VFS) lay [...]</p><p><a href="https://lwn.net/Articles/1017573/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017573/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Security updates for Friday</p><p><a href="https://lwn.net/Articles/1018020/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1018020/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Ubuntu 25.04 released</p><p><a href="https://lwn.net/Articles/1017930/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017930/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Tor Browser 14.5 released</p><p><a href="https://lwn.net/Articles/1017923/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017923/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>[$] Memory controller performance improvements</p><p>The kernel's memory controller works within the control-group mechanism to enforce memory-usage limits on groups of processes. This component has often had performance problems, s [...]</p><p><a href="https://lwn.net/Articles/1016856/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1016856/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
LWN.net<p>Security updates for Thursday</p><p><a href="https://lwn.net/Articles/1017919/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">lwn.net/Articles/1017919/</span><span class="invisible"></span></a> <a href="https://fosstodon.org/tags/LWN" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LWN</span></a></p>
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