Author: mmacy
Date: Thu Mar 12 20:59:00 2020
New Revision: 358921
URL: https://svnweb.freebsd.org/changeset/base/358921
Log:
Fix sample check in hwpmc
Don't drop samples with callchain pending
Tested by: mjg@
MFC of r353483
Modified:
stable/12/sys/dev/hwpmc/hwpmc_mod.c
Modified: stable/12/sys/dev/hwpmc/hwpmc_mod.c
==============================================================================
--- stable/12/sys/dev/hwpmc/hwpmc_mod.c Thu Mar 12 20:51:04 2020
(r358920)
+++ stable/12/sys/dev/hwpmc/hwpmc_mod.c Thu Mar 12 20:59:00 2020
(r358921)
@@ -4828,7 +4828,7 @@ pmc_capture_user_callchain(int cpu, int ring, struct t
nfree++;
#endif
if (ps->ps_td != td ||
- ps->ps_nsamples == PMC_USER_CALLCHAIN_PENDING ||
+ ps->ps_nsamples != PMC_USER_CALLCHAIN_PENDING ||
ps->ps_pmc->pm_state != PMC_STATE_RUNNING)
continue;
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