> Modified: head/sys/amd64/amd64/pmap.c
> ==============================================================================
> --- head/sys/amd64/amd64/pmap.c Wed Nov 1 16:32:11 2017
> (r325284)
> +++ head/sys/amd64/amd64/pmap.c Wed Nov 1 18:06:44 2017
> (r325285)
> @@ -2892,8 +2892,8 @@ reclaim_pv_chunk_leave_pmap(pmap_t pmap, pmap_t locked
> static vm_page_t
> reclaim_pv_chunk(pmap_t locked_pmap, struct rwlock **lockp)
> {
> - struct pv_chunk *pc, *pc_marker;
> - struct pv_chunk_header pc_marker_b;
> + struct pv_chunk *pc, *pc_marker, *pc_marker_end;
> + struct pv_chunk_header pc_marker_b, pc_marker_end_b;
> struct md_page *pvh;
> pd_entry_t *pde;
> pmap_t next_pmap, pmap;
> @@ -2906,6 +2906,7 @@ reclaim_pv_chunk(pmap_t locked_pmap, struct rwlock **l
> uint64_t inuse;
> int bit, field, freed;
> bool start_di;
> + static int active_reclaims = 0;
>
> PMAP_LOCK_ASSERT(locked_pmap, MA_OWNED);
> KASSERT(lockp != NULL, ("reclaim_pv_chunk: lockp is NULL"));
> @@ -2914,7 +2915,9 @@ reclaim_pv_chunk(pmap_t locked_pmap, struct rwlock **l
> PG_G = PG_A = PG_M = PG_RW = 0;
> SLIST_INIT(&free);
> bzero(&pc_marker_b, sizeof(pc_marker_b));
> + bzero(&pc_marker_end, sizeof(pc_marker_end));
> pc_marker = (struct pv_chunk *)&pc_marker_b;
> + pc_marker_end = (struct pv_chunk *)&pc_marker_end_b;
Shouldn't the additional bzero here be of pc_marker_end_b, not pc_marker_end?
Minor bug -- but just saying...
Don Morris
(Statements are not those of my employer, etc, etc...)
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