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pmc: annotate locking for po_ssnext in pmc_owner

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This commit is contained in:
Matt Macy 2018-05-22 05:49:40 +00:00
parent 2d03aa5999
commit df58dad520
1 changed files with 3 additions and 1 deletions
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4
sys/sys/pmc.h
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@ -657,6 +657,8 @@ struct pmc_op_getdyneventinfo {
* (b) - pmc_bufferlist_mtx (spin lock)
* (k) - pmc_kthread_mtx (sleep lock)
* (o) - po->po_mtx (spin lock)
* (g) - global_epoch_preempt (epoch)
* (p) - pmc_sx (sx)
*/
/*
@ -852,7 +854,7 @@ struct pmc_process {
struct pmc_owner {
LIST_ENTRY(pmc_owner) po_next; /* hash chain */
CK_LIST_ENTRY(pmc_owner) po_ssnext; /* list of SS PMC owners */
CK_LIST_ENTRY(pmc_owner) po_ssnext; /* (g/p) list of SS PMC owners */
LIST_HEAD(, pmc) po_pmcs; /* owned PMC list */
TAILQ_HEAD(, pmclog_buffer) po_logbuffers; /* (o) logbuffer list */
struct mtx po_mtx; /* spin lock for (o) */