Author: jeff
Date: Sat Feb 1 23:46:30 2020
New Revision: 357392
URL: https://svnweb.freebsd.org/changeset/base/357392
Log:
Fix a bug in r356776 where the page allocator was not properly restored to
the percpu page allocator after it had been temporarily overridden by
startup_alloc.
Reported by: pho, bdragon
Modified:
head/sys/vm/uma_core.c
Modified: head/sys/vm/uma_core.c
==============================================================================
--- head/sys/vm/uma_core.c Sat Feb 1 23:16:30 2020 (r357391)
+++ head/sys/vm/uma_core.c Sat Feb 1 23:46:30 2020 (r357392)
@@ -2101,7 +2101,9 @@ zone_kva_available(uma_zone_t zone, void *unused)
if ((zone->uz_flags & UMA_ZFLAG_CACHE) != 0)
return;
KEG_GET(zone, keg);
- if (keg->uk_allocf == startup_alloc)
+ if (keg->uk_flags & UMA_ZONE_PCPU)
+ keg->uk_allocf = pcpu_page_alloc;
+ else if (keg->uk_allocf == startup_alloc)
keg->uk_allocf = page_alloc;
}
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