starlingx/metal
Code Issues Proposed changes

Enable 'softdog.soft_panic' kernel config option

Browse Source 
This update adds 'softdog.soft_panic=1' kernel
config option to system type kickstarts so that
a kernel softdog timeout generates a crash dump.

Change-Id: I8a7f67fbc44cdd268254c12466c40bd2be17870f
Partial-Fix: 1898602
Depends-On: https://review.opendev.org/#/c/758564
Depends-On: https://review.opendev.org/#/c/758634
Signed-off-by: Eric MacDonald <eric.macdonald@windriver.com>
This commit is contained in:
Eric MacDonald 2020-10-16 09:52:14 -04:00
parent 829c7b1db6
commit 7d4196d32f
3 changed files with 9 additions and 0 deletions
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3
bsp-files/kickstarts/post_kernel_aio_and_worker.cfg
View File

@ -49,6 +49,9 @@ else
KERN_OPTS="${KERN_OPTS} nmi_watchdog=panic,1 softlockup_panic=1"
fi
# Add kernel option to panic on a softdog timeout
KERN_OPTS="${KERN_OPTS} softdog.soft_panic=1"
if [[ "$(dmidecode -s system-product-name)" =~ ^ProLiant.*Gen8$ ]]; then
KERN_OPTS="${KERN_OPTS} intel_iommu=on,eth_no_rmrr"
else

3
bsp-files/kickstarts/post_kernel_controller.cfg
View File

@ -17,6 +17,9 @@ KERN_OPTS="${KERN_OPTS} selinux=0 enforcing=0"
# Add kernel options to ensure NMI watchdog is enabled, if supported
KERN_OPTS="${KERN_OPTS} nmi_watchdog=panic,1 softlockup_panic=1"
# Add kernel option to panic on a softdog timeout
KERN_OPTS="${KERN_OPTS} softdog.soft_panic=1"
# Add kernel option to disable biosdevname if enabled
# As this may already be in GRUB_CMDLINE_LINUX, only add if it is not already present
grep -q '^GRUB_CMDLINE_LINUX=.*biosdevname=0' /etc/default/grub

3
bsp-files/kickstarts/post_kernel_storage.cfg
View File

@ -11,6 +11,9 @@ KERN_OPTS="${KERN_OPTS} selinux=0 enforcing=0"
# Add kernel options to ensure NMI watchdog is enabled, if supported
KERN_OPTS="${KERN_OPTS} nmi_watchdog=panic,1 softlockup_panic=1"
# Add kernel option to panic on a softdog timeout
KERN_OPTS="${KERN_OPTS} softdog.soft_panic=1"
# Add kernel option to disable biosdevname if enabled
# As this may already be in GRUB_CMDLINE_LINUX, only add if it is not already present
grep -q '^GRUB_CMDLINE_LINUX=.*biosdevname=0' /etc/default/grub