Author: kib
Date: Thu Jan 4 11:44:58 2018
New Revision: 327546
URL: https://svnweb.freebsd.org/changeset/base/327546
Log:
MFC r327316:
In vm_swapout_map_deactivate_pages(), it is enough to lock the map for read.
Modified:
stable/11/sys/vm/vm_swapout.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/vm/vm_swapout.c
==============================================================================
--- stable/11/sys/vm/vm_swapout.c Thu Jan 4 11:43:42 2018
(r327545)
+++ stable/11/sys/vm/vm_swapout.c Thu Jan 4 11:44:58 2018
(r327546)
@@ -261,7 +261,7 @@ vm_swapout_map_deactivate_pages(vm_map_t map, long des
vm_object_t obj, bigobj;
int nothingwired;
- if (!vm_map_trylock(map))
+ if (!vm_map_trylock_read(map))
return;
bigobj = NULL;
@@ -325,7 +325,7 @@ vm_swapout_map_deactivate_pages(vm_map_t map, long des
vm_map_max(map));
}
- vm_map_unlock(map);
+ vm_map_unlock_read(map);
}
/*
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