Kernel coverage at LWN.net

LWN.net's coverage of Linux kernel development is detailed, technical, and timely.

The article index

See the LWN Kernel Page index for instant access to all LWN Kernel Page articles, organized by topic.

Special features

From time to time, LWN runs special kernel-oriented features. Some of our more popular offerings include:

• 2011 Kernel Summit coverage.

• Huge pages, an extended series on large page support by VM hacker Mel Gorman.

• Linux kernel design patterns and Object-oriented design patterns in the kernel by Neil Brown.

Recent LWN.net kernel pages

The Kernel Page, part of the LWN.net Weekly Edition, provides a detailed weekly summary of events, releases, and discussions within the kernel development community. Recent weeks have covered (among other things):

Date	Contents
Feb 01, 2012	What happened to disk performance in 2.6.39; Preparing for user-space checkpoint/restore; Betrayed by a bitfield.
Jan 25, 2012	/proc/PID/mem; The zsmalloc allocator; XFS: the filesystem of the future?
Jan 18, 2012	3.3 merge window part 2; System call filtering and no_new_privs; The future calculus of memory management
Jan 11, 2012	No more system devices; Seccomp; 3.3 merge window; Rethinking power-aware scheduling; DMA buffer sharing.
Jan 04, 2012	IOPS-based I/O scheduling; SG_IO privilege escalation; VFIO; The logger meets linux-kernel.
Dec 21, 2011	Signed tags; 3.2 statistics; A common clock framework; Bringing Android closer to the mainline.
Dec 14, 2011	Fixing the symlink race problem; LTTng rejection, next generation; Vtunerc and software acceptance politics.
Dec 08, 2011	Per-cgroup TCP buffer limits; Irked by NO_IRQ; Validating Memory Barriers and Atomic Instructions.
Nov 30, 2011	Routing Open vSwitch into the mainline; Hardware face recognition; Improving ext4.
Nov 23, 2011	Drivers as documentation; The pin control subsystem; POSIX_FADV_VOLATILE.

Recent kernel patches

A few of the most recently posted kernel patches are listed below; see the LWN Kernel Patches Page for full access to the patch database.

• Greg KH: Linux 3.2.4 . (February 3, 2012)

• Greg KH: Linux 2.6.32.56 . (February 3, 2012)

• Greg KH: Linux 3.2.3 . (February 3, 2012)

• Greg KH: Linux 3.0.19 . (February 3, 2012)

• Mathieu Desnoyers: LTTng 2.0 prerelease bundle 20120202 . (February 3, 2012)

• Aaron Sierra: mfd: Add LPC driver for Intel ICH chipsets . (February 3, 2012)

• Marek Szyprowski: Contiguous Memory Allocator . (February 3, 2012)

• Xiao Guangrong: KVM: perf: a smart tool to analyse kvm events . (February 2, 2012)

• Srikar Dronamraju: Uprobes patchset with perf probe support . (February 2, 2012)

• Stephane Eranian: perf: add support for sampling taken branches . (February 2, 2012)