On Friday 29 January 2016 01:16 AM, Jeffrey Merkey wrote: > This patch series adds an export which can be set by system debuggers to > direct the hard lockup and soft lockup detector to trigger a breakpoint > exception and enter a debugger if one is active. It is assumed that if > someone sets this variable, then an breakpoint handler of some sort will > be actively loaded or registered via the notify die handler chain. > > This addition is extremely useful for debugging hard and soft lockups > real time and quickly from a console debugger. > > Signed-off-by: Jeffrey Merkey <[email protected]>
To reduce duplication, maybe later this could be used to replace arch_kgdb_breakpoint() Acked-by: Vineet Gupta <[email protected]>
