Date: Mon, 8 Jun 2009 06:11:36 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r193689 - user/kmacy/releng_7_2_fcs/sys/dev/cxgb Message-ID: <200906080611.n586BadM017956@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: kmacy Date: Mon Jun 8 06:11:36 2009 New Revision: 193689 URL: http://svn.freebsd.org/changeset/base/193689 Log: reduce opportunity for false sharing in port_info Modified: user/kmacy/releng_7_2_fcs/sys/dev/cxgb/cxgb_adapter.h Modified: user/kmacy/releng_7_2_fcs/sys/dev/cxgb/cxgb_adapter.h ============================================================================== --- user/kmacy/releng_7_2_fcs/sys/dev/cxgb/cxgb_adapter.h Mon Jun 8 05:33:08 2009 (r193688) +++ user/kmacy/releng_7_2_fcs/sys/dev/cxgb/cxgb_adapter.h Mon Jun 8 06:11:36 2009 (r193689) @@ -97,11 +97,11 @@ struct port_info { struct cmac mac; struct link_config link_config; struct ifmedia media; - struct mtx lock; - uint8_t port_id; - uint8_t tx_chan; - uint8_t txpkt_intf; - uint8_t first_qset; + struct mtx lock __aligned(128); + uint32_t port_id __aligned(128); + uint32_t tx_chan; + uint32_t txpkt_intf; + uint32_t first_qset; uint32_t nqsets; int link_fault; int watchdog_timer; @@ -115,7 +115,7 @@ struct port_info { #define PORT_NAME_LEN 32 char lockbuf[PORT_LOCK_NAME_LEN]; char namebuf[PORT_NAME_LEN]; -}; +} __aligned(128); enum { /* adapter flags */ FULL_INIT_DONE = (1 << 0),
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200906080611.n586BadM017956>