Linux.com

Home News Software Linux Kernel Development

Linux Kernel Development News

The latest word about Linux kernel development, from Linux.com and authoritative sources around the Internet.



Cook: Live Patching the Kernel

Over on his blog, kernel security developer Kees Cook has a description of live patching the kernel to disable the kexec system call in older kernels. The idea is to be able to turn off kexec without rebuilding the older kernels (future kernels may be able to use the proposed...

Read more... Comment (0)
 

File-Systems Appear To Slowdown On Linux 3.13 Kernel

Our initial file-system testing of EXT4, XFS, Btrfs, and F2FS from the Linux 3.13 kernel appear to reveal that the performance overall is slower than when using the Linux 3.12 kernel on the same software/hardware configuration.

Read more... Comment (0)
 

Intel Developer Finds 50 Watt Power Regression In Linux

An Intel Linux kernel developer has discovered that since the Linux 3.10 kernel one of his powerful Xeon-based systems is going through 50 Watts more energy while idling than on pre-3.10 kernels. This power regression could affect smaller systems too, but fortunately the issue has been bisected and an investigation...

Read more... Comment (0)
 

Stable Kernel Updates for the Weekend

The 3.12.4, 3.10.23, and 3.4.73 stable kernel updates are available. These updates contain fewer patches than their immediate predecessors, but they still have a lot of important fixes and updates.

Read more... Comment (0)
 

Garrett: Subverting Security with kexec

Matthew Garrett demonstrates how to use the kexec() system call to change parameters in a running kernel. "The beauty of this approach is that it doesn't rely on any kernel bugs - it's using kernel functionality that was explicitly designed to let you do this kind of thing (ie, run...

Read more... Comment (0)
 
Page 38 of 116

Who we are ?

The Linux Foundation is a non-profit consortium dedicated to the growth of Linux.

More About the foundation...

Frequent Questions

Join / Linux Training / Board