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x86 - handle CMCI storms gracefully

GIT PULL Luck, Tony 1 participant 1 message Aug 13, 2012

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Luck, Tony

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The following changes since commit 0d7614f09c1ebdbaa1599a5aba7593f147bf96ee:

Linux 3.6-rc1 (2012-08-02 16:38:10 -0700)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/ras/ras.git tags/please-pull-cmci-storm3

for you to fetch changes up to 55babd8f41f122f5f4c7cebf520c766c983282c6:

x86/mce: Add CMCI poll mode (2012-08-09 11:44:51 -0700)

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Handle CMCI storm gracefully by switching to polling mode if there are too many interrupts, and switching back to interrupt mode when the storm abates.

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Chen Gong (1):
x86/mce: Add CMCI poll mode

Thomas Gleixner (4):
x86: mce: Disable preemption when calling raise_local()
x86: mce: Serialize mce injection
x86: mce: Split timer init
x86: mce: Remove the frozen cases in the hotplug code

Tony Luck (1):
x86/mce: Make cmci_discover() quiet

 arch/x86/kernel/cpu/mcheck/mce-inject.c   |   8 ++
 arch/x86/kernel/cpu/mcheck/mce-internal.h |  12 +++
 arch/x86/kernel/cpu/mcheck/mce.c          |  84 +++++++++++++------
 arch/x86/kernel/cpu/mcheck/mce_intel.c    | 133 +++++++++++++++++++++++++-----
 4 files changed, 192 insertions(+), 45 deletions(-)