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authorIngo Molnar <mingo@kernel.org>2017-08-25 11:04:51 +0200
committerIngo Molnar <mingo@kernel.org>2017-08-25 11:04:51 +0200
commit10c9850cb2ced2ce528e5b692c639974213a64ec (patch)
treef8063beac0ba1dab069d25661845c5b7ef9a67c7 /lib/Kconfig.debug
parentMerge branch 'x86/asm' into locking/core (diff)
parentMerge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledfo... (diff)
downloadlinux-10c9850cb2ced2ce528e5b692c639974213a64ec.tar.xz
linux-10c9850cb2ced2ce528e5b692c639974213a64ec.zip
Merge branch 'linus' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index eb0f316b731a..e718df3cbd46 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -798,6 +798,13 @@ config HARDLOCKUP_DETECTOR_PERF
select SOFTLOCKUP_DETECTOR
#
+# Enables a timestamp based low pass filter to compensate for perf based
+# hard lockup detection which runs too fast due to turbo modes.
+#
+config HARDLOCKUP_CHECK_TIMESTAMP
+ bool
+
+#
# arch/ can define HAVE_HARDLOCKUP_DETECTOR_ARCH to provide their own hard
# lockup detector rather than the perf based detector.
#