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sparc: Touch NMI watchdog when walking cpus and calling printk
authorDavid Ahern <david.ahern@oracle.com>
Thu, 19 Mar 2015 20:06:53 +0000 (16:06 -0400)
committerDavid S. Miller <davem@davemloft.net>
Fri, 20 Mar 2015 01:54:50 +0000 (18:54 -0700)
With the increase in number of CPUs calls to functions that dump
output to console (e.g., arch_trigger_all_cpu_backtrace) can take
a long time to complete. If IRQs are disabled eventually the NMI
watchdog kicks in and creates more havoc. Avoid by telling the NMI
watchdog everything is ok.

Signed-off-by: David Ahern <david.ahern@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/process_64.c patch | blob | history

diff --cc arch/sparc/kernel/process_64.c
Simple merge
Pandora Kernel Repository