Date: Mon, 18 Nov 2013 13:17:57 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r258301 - stable/9/sys/vm Message-ID: <201311181317.rAIDHv2P000712@svn.freebsd.org>
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Author: mav Date: Mon Nov 18 13:17:56 2013 New Revision: 258301 URL: http://svnweb.freebsd.org/changeset/base/258301 Log: MFC r240676 (by glebius): If caller specifies UMA_ZONE_OFFPAGE explicitly, then do not waste memory in an allocation for a slab. Modified: stable/9/sys/vm/uma_core.c Modified: stable/9/sys/vm/uma_core.c ============================================================================== --- stable/9/sys/vm/uma_core.c Mon Nov 18 13:12:45 2013 (r258300) +++ stable/9/sys/vm/uma_core.c Mon Nov 18 13:17:56 2013 (r258301) @@ -1122,7 +1122,9 @@ keg_small_init(uma_keg_t keg) keg->uk_rsize = rsize; keg->uk_ppera = 1; - if (keg->uk_flags & UMA_ZONE_REFCNT) { + if (keg->uk_flags & UMA_ZONE_OFFPAGE) { + shsize = 0; + } else if (keg->uk_flags & UMA_ZONE_REFCNT) { rsize += UMA_FRITMREF_SZ; /* linkage & refcnt */ shsize = sizeof(struct uma_slab_refcnt); } else {
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