Linked by diegocg on Sun 22nd Jul 2012 19:09 UTC
Linux Linux kernel 3.5 has been released. New features include support for metadata checksums in Ext4, userspace probes for performance profiling with systemtap/perf, a simple sandboxing mechanism that can filter syscalls, a new network queue management algorithm designed to fight bufferbloat, support for checkpointing and restoring TCP connections, support for TCP Early Retransmit (RFC 5827), support for android-style opportunistic suspend, btrfs I/O failure statistics, and SCSI over Firewire and USB. Here's the full list of changes.
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Wake Locks
by Alfman on Sun 22nd Jul 2012 20:20 UTC
Alfman
Member since:
2011-01-28

Here's a description of the controversial wake locks being merged from android.

http://lwn.net/images/pdf/suspend_blockers.pdf

My somewhat disconnected opinion is that the overall design seems to be a kludge. but the link apparently mentions google's G1 reference hardware had inadequate power management functionality which must have influenced their design.

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