On Mon, Feb 04, 2019 at 10:20:35PM +0100, Rasmus Villemoes wrote: > linux/tracepoints.h allows individual subsystems to disable their > tracepoints. Add such a knob for xfs. Disabling XFS_TRACEPOINTS > reduces the resident size of xfs.ko by about a third, or ~350 KiB. Ok, now we can't debug typical problems on live production systems if tracepoints are turned off on the user/distro kernels. So under what circumstances would we ever want to turn off tracepoints on XFS? Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx
