svn commit: r196119 - in stable/8/sys: . amd64/include/xen cddl/contrib/opensolaris contrib/dev/acpica contrib/pf dev/ata dev/cxgb dev/sound/usb dev/usb dev/usb/controller dev/usb/input dev/usb/mis...

Bjoern A. Zeeb bz at FreeBSD.org
Wed Aug 12 10:32:21 UTC 2009


Author: bz
Date: Wed Aug 12 10:32:20 2009
New Revision: 196119
URL: http://svn.freebsd.org/changeset/base/196119

Log:
  MFC r196118:
    Put minimum alignment on the dpcpu and vnet section so that ld
    when adding the __start_ symbol knows the expected section alignment
    and can place the __start_ symbol correctly.
  
    These sections will not support symbols with super-cache line alignment
    requirements.
  
    For full details, see posting to freebsd-current, 2009-08-10,
    Message-ID: <20090810133111.C93661 at maildrop.int.zabbadoz.net>.
  
    Debugging and testing patches by:
                  Kamigishi Rei (spambox haruhiism.net),
                  np, lstewart, jhb, kib, rwatson
    Tested by:    Kamigishi Rei, lstewart
    Reviewed by:  kib
  
  Approved by:	re

Modified:
  stable/8/sys/   (props changed)
  stable/8/sys/amd64/include/xen/   (props changed)
  stable/8/sys/cddl/contrib/opensolaris/   (props changed)
  stable/8/sys/contrib/dev/acpica/   (props changed)
  stable/8/sys/contrib/pf/   (props changed)
  stable/8/sys/dev/ata/   (props changed)
  stable/8/sys/dev/ata/ata-usb.c   (props changed)
  stable/8/sys/dev/cxgb/   (props changed)
  stable/8/sys/dev/sound/usb/uaudio.c   (props changed)
  stable/8/sys/dev/sound/usb/uaudio.h   (props changed)
  stable/8/sys/dev/sound/usb/uaudio_pcm.c   (props changed)
  stable/8/sys/dev/sound/usb/uaudioreg.h   (props changed)
  stable/8/sys/dev/usb/controller/at91dci.c   (props changed)
  stable/8/sys/dev/usb/controller/at91dci.h   (props changed)
  stable/8/sys/dev/usb/controller/at91dci_atmelarm.c   (props changed)
  stable/8/sys/dev/usb/controller/atmegadci.c   (props changed)
  stable/8/sys/dev/usb/controller/atmegadci.h   (props changed)
  stable/8/sys/dev/usb/controller/atmegadci_atmelarm.c   (props changed)
  stable/8/sys/dev/usb/controller/ehci.c   (props changed)
  stable/8/sys/dev/usb/controller/ehci.h   (props changed)
  stable/8/sys/dev/usb/controller/ehci_ixp4xx.c   (props changed)
  stable/8/sys/dev/usb/controller/ehci_mbus.c   (props changed)
  stable/8/sys/dev/usb/controller/ehci_pci.c   (props changed)
  stable/8/sys/dev/usb/controller/musb_otg.c   (props changed)
  stable/8/sys/dev/usb/controller/musb_otg.h   (props changed)
  stable/8/sys/dev/usb/controller/musb_otg_atmelarm.c   (props changed)
  stable/8/sys/dev/usb/controller/ohci.c   (props changed)
  stable/8/sys/dev/usb/controller/ohci.h   (props changed)
  stable/8/sys/dev/usb/controller/ohci_atmelarm.c   (props changed)
  stable/8/sys/dev/usb/controller/ohci_pci.c   (props changed)
  stable/8/sys/dev/usb/controller/uhci.c   (props changed)
  stable/8/sys/dev/usb/controller/uhci.h   (props changed)
  stable/8/sys/dev/usb/controller/uhci_pci.c   (props changed)
  stable/8/sys/dev/usb/controller/usb_controller.c   (props changed)
  stable/8/sys/dev/usb/controller/uss820dci.c   (props changed)
  stable/8/sys/dev/usb/controller/uss820dci.h   (props changed)
  stable/8/sys/dev/usb/controller/uss820dci_atmelarm.c   (props changed)
  stable/8/sys/dev/usb/input/uhid.c   (props changed)
  stable/8/sys/dev/usb/input/ukbd.c   (props changed)
  stable/8/sys/dev/usb/input/ums.c   (props changed)
  stable/8/sys/dev/usb/input/usb_rdesc.h   (props changed)
  stable/8/sys/dev/usb/misc/udbp.c   (props changed)
  stable/8/sys/dev/usb/misc/udbp.h   (props changed)
  stable/8/sys/dev/usb/misc/ufm.c   (props changed)
  stable/8/sys/dev/usb/net/if_aue.c   (props changed)
  stable/8/sys/dev/usb/net/if_auereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_axe.c   (props changed)
  stable/8/sys/dev/usb/net/if_axereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_cdce.c   (props changed)
  stable/8/sys/dev/usb/net/if_cdcereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_cue.c   (props changed)
  stable/8/sys/dev/usb/net/if_cuereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_kue.c   (props changed)
  stable/8/sys/dev/usb/net/if_kuefw.h   (props changed)
  stable/8/sys/dev/usb/net/if_kuereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_rue.c   (props changed)
  stable/8/sys/dev/usb/net/if_ruereg.h   (props changed)
  stable/8/sys/dev/usb/net/if_udav.c   (props changed)
  stable/8/sys/dev/usb/net/if_udavreg.h   (props changed)
  stable/8/sys/dev/usb/net/usb_ethernet.c   (props changed)
  stable/8/sys/dev/usb/net/usb_ethernet.h   (props changed)
  stable/8/sys/dev/usb/quirk/usb_quirk.c   (props changed)
  stable/8/sys/dev/usb/quirk/usb_quirk.h   (props changed)
  stable/8/sys/dev/usb/serial/u3g.c   (props changed)
  stable/8/sys/dev/usb/serial/uark.c   (props changed)
  stable/8/sys/dev/usb/serial/ubsa.c   (props changed)
  stable/8/sys/dev/usb/serial/ubser.c   (props changed)
  stable/8/sys/dev/usb/serial/uchcom.c   (props changed)
  stable/8/sys/dev/usb/serial/ucycom.c   (props changed)
  stable/8/sys/dev/usb/serial/ufoma.c   (props changed)
  stable/8/sys/dev/usb/serial/uftdi.c   (props changed)
  stable/8/sys/dev/usb/serial/uftdi_reg.h   (props changed)
  stable/8/sys/dev/usb/serial/ugensa.c   (props changed)
  stable/8/sys/dev/usb/serial/uipaq.c   (props changed)
  stable/8/sys/dev/usb/serial/ulpt.c   (props changed)
  stable/8/sys/dev/usb/serial/umct.c   (props changed)
  stable/8/sys/dev/usb/serial/umodem.c   (props changed)
  stable/8/sys/dev/usb/serial/umoscom.c   (props changed)
  stable/8/sys/dev/usb/serial/uplcom.c   (props changed)
  stable/8/sys/dev/usb/serial/usb_serial.c   (props changed)
  stable/8/sys/dev/usb/serial/usb_serial.h   (props changed)
  stable/8/sys/dev/usb/serial/uslcom.c   (props changed)
  stable/8/sys/dev/usb/serial/uvisor.c   (props changed)
  stable/8/sys/dev/usb/serial/uvscom.c   (props changed)
  stable/8/sys/dev/usb/storage/rio500_usb.h   (props changed)
  stable/8/sys/dev/usb/storage/umass.c   (props changed)
  stable/8/sys/dev/usb/storage/urio.c   (props changed)
  stable/8/sys/dev/usb/storage/ustorage_fs.c   (props changed)
  stable/8/sys/dev/usb/template/usb_template.c   (props changed)
  stable/8/sys/dev/usb/template/usb_template.h   (props changed)
  stable/8/sys/dev/usb/template/usb_template_cdce.c   (props changed)
  stable/8/sys/dev/usb/template/usb_template_msc.c   (props changed)
  stable/8/sys/dev/usb/template/usb_template_mtp.c   (props changed)
  stable/8/sys/dev/usb/ufm_ioctl.h   (props changed)
  stable/8/sys/dev/usb/usb.h   (props changed)
  stable/8/sys/dev/usb/usb_bus.h   (props changed)
  stable/8/sys/dev/usb/usb_busdma.c   (props changed)
  stable/8/sys/dev/usb/usb_busdma.h   (props changed)
  stable/8/sys/dev/usb/usb_cdc.h   (props changed)
  stable/8/sys/dev/usb/usb_compat_linux.c   (props changed)
  stable/8/sys/dev/usb/usb_compat_linux.h   (props changed)
  stable/8/sys/dev/usb/usb_controller.h   (props changed)
  stable/8/sys/dev/usb/usb_core.c   (props changed)
  stable/8/sys/dev/usb/usb_core.h   (props changed)
  stable/8/sys/dev/usb/usb_debug.c   (props changed)
  stable/8/sys/dev/usb/usb_debug.h   (props changed)
  stable/8/sys/dev/usb/usb_dev.c   (props changed)
  stable/8/sys/dev/usb/usb_dev.h   (props changed)
  stable/8/sys/dev/usb/usb_device.c   (props changed)
  stable/8/sys/dev/usb/usb_device.h   (props changed)
  stable/8/sys/dev/usb/usb_dynamic.c   (props changed)
  stable/8/sys/dev/usb/usb_dynamic.h   (props changed)
  stable/8/sys/dev/usb/usb_endian.h   (props changed)
  stable/8/sys/dev/usb/usb_error.c   (props changed)
  stable/8/sys/dev/usb/usb_generic.c   (props changed)
  stable/8/sys/dev/usb/usb_generic.h   (props changed)
  stable/8/sys/dev/usb/usb_handle_request.c   (props changed)
  stable/8/sys/dev/usb/usb_hid.c   (props changed)
  stable/8/sys/dev/usb/usb_hub.c   (props changed)
  stable/8/sys/dev/usb/usb_hub.h   (props changed)
  stable/8/sys/dev/usb/usb_if.m   (props changed)
  stable/8/sys/dev/usb/usb_ioctl.h   (props changed)
  stable/8/sys/dev/usb/usb_lookup.c   (props changed)
  stable/8/sys/dev/usb/usb_mbuf.c   (props changed)
  stable/8/sys/dev/usb/usb_mbuf.h   (props changed)
  stable/8/sys/dev/usb/usb_msctest.c   (props changed)
  stable/8/sys/dev/usb/usb_msctest.h   (props changed)
  stable/8/sys/dev/usb/usb_parse.c   (props changed)
  stable/8/sys/dev/usb/usb_pci.h   (props changed)
  stable/8/sys/dev/usb/usb_process.c   (props changed)
  stable/8/sys/dev/usb/usb_process.h   (props changed)
  stable/8/sys/dev/usb/usb_request.c   (props changed)
  stable/8/sys/dev/usb/usb_request.h   (props changed)
  stable/8/sys/dev/usb/usb_transfer.c   (props changed)
  stable/8/sys/dev/usb/usb_transfer.h   (props changed)
  stable/8/sys/dev/usb/usb_util.c   (props changed)
  stable/8/sys/dev/usb/usb_util.h   (props changed)
  stable/8/sys/dev/usb/usbdevs   (props changed)
  stable/8/sys/dev/usb/usbhid.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_rum.c   (props changed)
  stable/8/sys/dev/usb/wlan/if_rumfw.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_rumreg.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_rumvar.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_ural.c   (props changed)
  stable/8/sys/dev/usb/wlan/if_uralreg.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_uralvar.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_zyd.c   (props changed)
  stable/8/sys/dev/usb/wlan/if_zydfw.h   (props changed)
  stable/8/sys/dev/usb/wlan/if_zydreg.h   (props changed)
  stable/8/sys/dev/xen/netfront/   (props changed)
  stable/8/sys/dev/xen/xenpci/   (props changed)
  stable/8/sys/modules/dtrace/dtnfsclient/   (props changed)
  stable/8/sys/modules/ip6_mroute_mod/   (props changed)
  stable/8/sys/modules/ipmi/ipmi_linux/   (props changed)
  stable/8/sys/net/vnet.h
  stable/8/sys/netgraph/bluetooth/drivers/ubt/ng_ubt.c   (props changed)
  stable/8/sys/netgraph/bluetooth/drivers/ubt/ng_ubt_var.h   (props changed)
  stable/8/sys/netgraph/bluetooth/drivers/ubtbcmfw/ubtbcmfw.c   (props changed)
  stable/8/sys/netinet/ipfw/ip_dummynet.c   (props changed)
  stable/8/sys/netinet/ipfw/ip_fw2.c   (props changed)
  stable/8/sys/netinet/ipfw/ip_fw_nat.c   (props changed)
  stable/8/sys/netinet/ipfw/ip_fw_pfil.c   (props changed)
  stable/8/sys/netipx/spx_reass.c   (props changed)
  stable/8/sys/sys/pcpu.h
  stable/8/sys/xen/evtchn.h   (props changed)
  stable/8/sys/xen/hypervisor.h   (props changed)
  stable/8/sys/xen/xen_intr.h   (props changed)

Modified: stable/8/sys/net/vnet.h
==============================================================================
--- stable/8/sys/net/vnet.h	Wed Aug 12 10:26:03 2009	(r196118)
+++ stable/8/sys/net/vnet.h	Wed Aug 12 10:32:20 2009	(r196119)
@@ -185,12 +185,14 @@ extern struct sx vnet_sxlock;
  * Virtual network stack memory allocator, which allows global variables to
  * be automatically instantiated for each network stack instance.
  */
+__asm__(
 #if defined(__arm__)
-__asm__(".section " VNET_SETNAME ", \"aw\", %progbits");
+	".section " VNET_SETNAME ", \"aw\", %progbits\n"
 #else
-__asm__(".section " VNET_SETNAME ", \"aw\", @progbits");
+	".section " VNET_SETNAME ", \"aw\", @progbits\n"
 #endif
-__asm__(".previous");
+	"\t.p2align " __XSTRING(CACHE_LINE_SHIFT) "\n"
+	"\t.previous");
 
 #define	VNET_NAME(n)		vnet_entry_##n
 #define	VNET_DECLARE(t, n)	extern t VNET_NAME(n)

Modified: stable/8/sys/sys/pcpu.h
==============================================================================
--- stable/8/sys/sys/pcpu.h	Wed Aug 12 10:26:03 2009	(r196118)
+++ stable/8/sys/sys/pcpu.h	Wed Aug 12 10:32:20 2009	(r196119)
@@ -56,12 +56,14 @@ struct thread;
 extern uintptr_t *__start_set_pcpu;
 extern uintptr_t *__stop_set_pcpu;
 
+__asm__(
 #if defined(__arm__)
-__asm__(".section set_pcpu, \"aw\", %progbits");
+	".section set_pcpu, \"aw\", %progbits\n"
 #else
-__asm__(".section set_pcpu, \"aw\", @progbits");
+	".section set_pcpu, \"aw\", @progbits\n"
 #endif
-__asm__(".previous");
+	"\t.p2align " __XSTRING(CACHE_LINE_SHIFT) "\n"
+	"\t.previous");
 
 /*
  * Array of dynamic pcpu base offsets.  Indexed by id.


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