From 793313e2feb30b8f8fa223afbfe2d1728eaddfcd Mon Sep 17 00:00:00 2001 From: Dario Faggioli Date: Sat, 6 Feb 2016 02:26:04 +0100 Subject: [PATCH] xenalyze: handle Credit2 scheduler events so the trace will show properly decoded info, rather than just a bunch of hex codes. Signed-off-by: Dario Faggioli Reviewed-by: Konrad Rzeszutek Wilk --- Cc: George Dunlap Cc: Ian Jackson Cc: Ian Campbell Cc: Wei Liu Cc: Olaf Hering Cc: Konrad Rzeszutek Wilk --- Changes from v1: * '} * r =' turned into '} *r =', as requested during review. --- tools/xentrace/xenalyze.c | 101 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) diff --git a/tools/xentrace/xenalyze.c b/tools/xentrace/xenalyze.c index 80b304dbdb..d4a5b0c643 100644 --- a/tools/xentrace/xenalyze.c +++ b/tools/xentrace/xenalyze.c @@ -7722,6 +7722,107 @@ void sched_process(struct pcpu_info *p) ri->dump_header, r->cpu); } break; + /* CREDIT 2 (TRC_CSCHED2_xxx) */ + case TRC_SCHED_CLASS_EVT(CSCHED2, 1): /* TICK */ + case TRC_SCHED_CLASS_EVT(CSCHED2, 4): /* CREDIT_ADD */ + case TRC_SCHED_CLASS_EVT(CSCHED2, 9): /* UPDATE_LOAD */ + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 2): /* RUNQ_POS */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16, pos; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:runq_insert d%uv%u, position %u\n", + ri->dump_header, r->domid, r->vcpuid, r->pos); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 3): /* CREDIT_BURN */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16, credit; + int delta; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:burn_credits d%uv%u, credit = %u, delta = %d\n", + ri->dump_header, r->domid, r->vcpuid, + r->credit, r->delta); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 5): /* TICKLE_CHECK */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16; + unsigned int credit; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:tickle_check d%uv%u, credit = %u\n", + ri->dump_header, r->domid, r->vcpuid, r->credit); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 6): /* TICKLE */ + if(opt.dump_all) { + struct { + unsigned int cpu:16; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:runq_tickle cpu %u\n", + ri->dump_header, r->cpu); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 7): /* CREDIT_RESET */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16; + unsigned int credit_start, credit_end; + unsigned int multiplier; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:reset_credits d%uv%u, " + "credit_start = %u, credit_end = %u, mult = %u\n", + ri->dump_header, r->domid, r->vcpuid, + r->credit_start, r->credit_end, r->multiplier); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 8): /* SCHED_TASKLET */ + if(opt.dump_all) + printf(" %s csched2:sched_tasklet\n", ri->dump_header); + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 10): /* RUNQ_ASSIGN */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16; + unsigned int rqi; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:runq_assign d%uv%u on rq# %u\n", + ri->dump_header, r->domid, r->vcpuid, r->rqi); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 11): /* UPDATE_VCPU_LOAD */ + if(opt.dump_all) { + struct { + unsigned int vcpuid:16, domid:16; + unsigned int avgload; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:update_vcpu_load d%uv%u, avg_load = %u\n", + ri->dump_header, r->domid, r->vcpuid, r->avgload); + } + break; + case TRC_SCHED_CLASS_EVT(CSCHED2, 12): /* UPDATE_RUNQ_LOAD */ + if(opt.dump_all) { + struct { + unsigned int rq_load:4, rq_avgload:28; + unsigned int rq_id:4, b_avgload:28; + } *r = (typeof(r))ri->d; + + printf(" %s csched2:update_rq_load rq# %u, load = %u, " + "avgload = %u, b_avgload = %u\n", + ri->dump_header, r->rq_id, r->rq_load, + r->rq_avgload, r->b_avgload); + } + break; default: process_generic(ri); } -- 2.39.5