Date: Thu, 4 Jan 2018 11:44:58 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r327546 - stable/11/sys/vm Message-ID: <201801041144.w04BiwC8038179@repo.freebsd.org>
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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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