On Fri, 2020-03-13 at 05:52:37 UTC, Anju T Sudhakar wrote: > IMC(In-memory Collection Counters) does performance monitoring in > two different modes, i.e accumulation mode(core-imc and thread-imc events), > and trace mode(trace-imc events). A cpu thread can either be in > accumulation-mode or trace-mode at a time and this is done via the LDBAR > register in POWER architecture. The current design does not address the > races between thread-imc and trace-imc events. > > Patch implements a global id and lock to avoid the races between > core, trace and thread imc events. With this global id-lock > implementation, the system can either run core, thread or trace imc > events at a time. i.e. to run any core-imc events, thread/trace imc events > should not be enabled/monitored. > > Signed-off-by: Anju T Sudhakar <a...@linux.vnet.ibm.com>
Series applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/a36e8ba60b991d563677227f172db69e030797e6 cheers
