Date: Mon, 8 Jun 2009 12:02:15 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r193710 - user/kmacy/releng_7_2_fcs/sys/vm Message-ID: <200906081202.n58C2FBR028746@svn.freebsd.org>
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Author: kmacy Date: Mon Jun 8 12:02:15 2009 New Revision: 193710 URL: http://svn.freebsd.org/changeset/base/193710 Log: align buckets to avoid false sharing Modified: user/kmacy/releng_7_2_fcs/sys/vm/uma_int.h Modified: user/kmacy/releng_7_2_fcs/sys/vm/uma_int.h ============================================================================== --- user/kmacy/releng_7_2_fcs/sys/vm/uma_int.h Mon Jun 8 11:39:04 2009 (r193709) +++ user/kmacy/releng_7_2_fcs/sys/vm/uma_int.h Mon Jun 8 12:02:15 2009 (r193710) @@ -168,7 +168,7 @@ struct uma_bucket { int16_t ub_cnt; /* Count of free items. */ int16_t ub_entries; /* Max items. */ void *ub_bucket[]; /* actual allocation storage */ -}; +} __aligned(128); typedef struct uma_bucket * uma_bucket_t;
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