[Xen-devel] [RFC PATCH V5] Implement 3-level event channel ABI in Linux

[Wei Liu <wei.liu2@xxxxxxxxxx>]

This is the kernel side code of 3-level event channel ABI, which corresponds to
RFC V5 in Xen side.

Some notable changes:
* More code shared between 2/3-level ABI.
* evtchn_cpu_mask is allocated dynamically in CPU hotplug bringup path.

Diffstat:
 arch/x86/xen/enlighten.c              |   12 +
 drivers/xen/events.c                  |  930 +++++++++++++++++++++++++++------
 drivers/xen/evtchn.c                  |   13 +-
 include/xen/events.h                  |   12 +
 include/xen/interface/event_channel.h |   46 +-
 include/xen/interface/xen.h           |   13 +-
 6 files changed, 847 insertions(+), 179 deletions(-)


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