From: David Howells <dhowells@redhat.com>
To: David Howells <dhowells@redhat.com>
Cc: mingo@redhat.com, linux-arch@vger.kernel.org
Subject: [PATCH 3/3] IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
Date: Tue, 12 Sep 2006 17:27:14 +0100 [thread overview]
Message-ID: <3951.1158078434@warthog.cambridge.redhat.com> (raw)
In-Reply-To: <20060912145834.26862.84739.stgit@warthog.cambridge.redhat.com>
Patch 3/3 seems to be stuck on the linux-arch mailing list and is either
delayed or maybe has been discarded, probably due to its size (about a
megabyte). It can be downloaded from here:
http://people.redhat.com/~dhowells/irq-global-regs.diff.bz2
Meanwhile, I've attached the description here.
David
---
[PATCH] IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
From: David Howells <dhowells@redhat.com>
Maintain a per-CPU global "struct pt_regs *" variable which can be used instead
of passing regs around manually through all ~1800 interrupt handlers in the
Linux kernel.
The regs pointer is used in few places, but it potentially costs both stack
space and code to pass it around. On the FRV arch, removing the regs parameter
from all the genirq function results in a 20% speed up of the IRQ exit path
(ie: from leaving timer_interrupt() to leaving do_IRQ()).
Where appropriate, an arch may override the generic storage facility and do
something different with the variable. On FRV, for instance, the address is
maintained in GR28 at all times inside the kernel as part of general exception
handling.
Having looked over the code, it appears that the parameter may be handed down
through up to twenty or so layers of functions. Consider a USB character
device attached to a USB hub, attached to a USB controller that posts its
interrupts through a cascaded auxiliary interrupt controller. A character
device driver may want to pass regs to the sysrq handler through the input
layer which adds another few layers of parameter passing.
I've build this code with allyesconfig for x86_64 and i386. I've runtested the
main part of the code on FRV and i386, though I can't test most of the
drivers.
This will affect all archs. Mostly the changes should be relatively easy.
Take do_IRQ, store the regs pointer at the beginning, saving the old one:
struct pt_regs *old_regs = set_irq_regs(regs);
And put the old one back at the end:
set_irq_regs(old_regs);
Don't pass regs through to generic_handle_irq() or __do_IRQ().
In timer_interrupt(), this sort of change will be necessary:
- do_timer(regs);
- update_process_times(user_mode(regs));
- profile_tick(CPU_PROFILING, regs);
+ do_timer();
+ update_process_times(user_mode(irq_regs));
+ profile_tick(CPU_PROFILING);
I'd like to move update_process_times()'s use of irq_regs into itself, except
that i386, alone of the archs, uses something other than user_mode().
Some notes on the interrupt handling in the drivers:
(*) input_dev() is now gone entirely. The regs pointer is no longer stored in
the input_dev struct.
(*) finish_unlinks() in drivers/usb/host/ohci-q.c needs checking. It does
something different depending on whether it's been supplied with a regs
pointer or not.
(*) Various IRQ handler function pointers have been moved to type
irq_handler_t.
Signed-Off-By: David Howells <dhowells@redhat.com>
---
arch/frv/kernel/dma.c | 5 -
arch/frv/kernel/irq-mb93091.c | 4 -
arch/frv/kernel/irq-mb93093.c | 4 -
arch/frv/kernel/irq-mb93493.c | 4 -
arch/frv/kernel/irq.c | 2
arch/frv/kernel/time.c | 10 +-
arch/i386/kernel/apic.c | 18 ++-
arch/i386/kernel/i8259.c | 4 -
arch/i386/kernel/irq.c | 12 +-
arch/i386/kernel/smp.c | 6 +
arch/i386/kernel/time.c | 6 -
arch/i386/kernel/time_hpet.c | 4 -
arch/i386/kernel/vm86.c | 2
arch/i386/mach-visws/visws_apic.c | 4 -
arch/i386/mach-voyager/voyager_basic.c | 2
arch/i386/mach-voyager/voyager_smp.c | 28 +++-
arch/x86_64/kernel/apic.c | 12 +-
arch/x86_64/kernel/irq.c | 7 +
arch/x86_64/kernel/time.c | 22 ++-
drivers/acorn/block/mfmhd.c | 2
drivers/acpi/osl.c | 2
drivers/atm/ambassador.c | 4 -
drivers/atm/eni.c | 2
drivers/atm/firestream.c | 2
drivers/atm/fore200e.c | 2
drivers/atm/he.c | 4 -
drivers/atm/horizon.c | 4 -
drivers/atm/idt77252.c | 2
drivers/atm/iphase.c | 2
drivers/atm/lanai.c | 4 -
drivers/atm/nicstar.c | 4 -
drivers/atm/zatm.c | 2
drivers/block/DAC960.c | 24 +---
drivers/block/DAC960.h | 14 +-
drivers/block/acsi.c | 4 -
drivers/block/acsi_slm.c | 4 -
drivers/block/amiflop.c | 4 -
drivers/block/ataflop.c | 4 -
drivers/block/cciss.c | 6 -
drivers/block/cpqarray.c | 4 -
drivers/block/floppy.c | 4 -
drivers/block/ps2esdi.c | 6 -
drivers/block/swim3.c | 8 +
drivers/block/swim_iop.c | 4 -
drivers/block/sx8.c | 2
drivers/block/ub.c | 6 -
drivers/block/umem.c | 2
drivers/block/xd.c | 3
drivers/block/xd.h | 3
drivers/bluetooth/bcm203x.c | 2
drivers/bluetooth/bfusb.c | 8 +
drivers/bluetooth/bluecard_cs.c | 2
drivers/bluetooth/bpa10x.c | 2
drivers/bluetooth/bt3c_cs.c | 2
drivers/bluetooth/btuart_cs.c | 2
drivers/bluetooth/dtl1_cs.c | 2
drivers/bluetooth/hci_usb.c | 8 +
drivers/cdrom/cdu31a.c | 2
drivers/cdrom/cm206.c | 2
drivers/cdrom/mcdx.c | 2
drivers/cdrom/sonycd535.c | 2
drivers/char/amiserial.c | 6 -
drivers/char/applicom.c | 4 -
drivers/char/cyclades.c | 4 -
drivers/char/drm/drm_os_linux.h | 2
drivers/char/ec3104_keyb.c | 2
drivers/char/esp.c | 3
drivers/char/ftape/lowlevel/fdc-io.c | 2
drivers/char/hangcheck-timer.c | 2
drivers/char/hpet.c | 2
drivers/char/hvc_console.c | 2
drivers/char/hvcs.c | 6 -
drivers/char/hvsi.c | 2
drivers/char/ip2/ip2main.c | 9 +
drivers/char/ipmi/ipmi_si_intf.c | 6 -
drivers/char/ipmi/ipmi_watchdog.c | 2
drivers/char/isicom.c | 2
drivers/char/ite_gpio.c | 3
drivers/char/keyboard.c | 134 +++++++++++----------
drivers/char/mbcs.c | 3
drivers/char/mmtimer.c | 3
drivers/char/mwave/tp3780i.c | 4 -
drivers/char/mxser.c | 4 -
drivers/char/nwbutton.c | 2
drivers/char/nwbutton.h | 2
drivers/char/pcmcia/synclink_cs.c | 5 -
drivers/char/ppdev.c | 2
drivers/char/qtronix.c | 4 -
drivers/char/rio/rio_linux.c | 4 -
drivers/char/riscom8.c | 2
drivers/char/rtc.c | 8 +
drivers/char/s3c2410-rtc.c | 4 -
drivers/char/ser_a2232.c | 4 -
drivers/char/serial167.c | 8 +
drivers/char/snsc.c | 2
drivers/char/snsc_event.c | 2
drivers/char/sonypi.c | 2
drivers/char/specialix.c | 4 -
drivers/char/stallion.c | 5 -
drivers/char/sx.c | 4 -
drivers/char/synclink.c | 3
drivers/char/synclink_gt.c | 5 -
drivers/char/synclinkmp.c | 3
drivers/char/sysrq.c | 60 +++------
drivers/char/tlclk.c | 4 -
drivers/char/tpm/tpm_tis.c | 4 -
drivers/char/vme_scc.c | 18 +--
drivers/char/vr41xx_giu.c | 2
drivers/char/watchdog/eurotechwdt.c | 2
drivers/char/watchdog/mpcore_wdt.c | 2
drivers/char/watchdog/pcwd_usb.c | 2
drivers/char/watchdog/s3c2410_wdt.c | 3
drivers/char/watchdog/wdt.c | 3
drivers/char/watchdog/wdt285.c | 2
drivers/char/watchdog/wdt_pci.c | 3
drivers/dma/ioatdma.c | 2
drivers/fc4/soc.c | 2
drivers/fc4/socal.c | 2
drivers/i2c/busses/i2c-elektor.c | 2
drivers/i2c/busses/i2c-ibm_iic.c | 2
drivers/i2c/busses/i2c-iop3xx.c | 2
drivers/i2c/busses/i2c-ite.c | 3
drivers/i2c/busses/i2c-mpc.c | 2
drivers/i2c/busses/i2c-mv64xxx.c | 2
drivers/i2c/busses/i2c-ocores.c | 2
drivers/i2c/busses/i2c-pca-isa.c | 2
drivers/i2c/busses/i2c-pxa.c | 2
drivers/i2c/busses/i2c-rpx.c | 4 -
drivers/i2c/busses/i2c-s3c2410.c | 3
drivers/i2c/chips/isp1301_omap.c | 4 -
drivers/i2c/chips/tps65010.c | 2
drivers/ide/ide-io.c | 2
drivers/ide/legacy/hd.c | 2
drivers/ide/legacy/macide.c | 2
drivers/ide/mips/au1xxx-ide.c | 4 -
drivers/ieee1394/ohci1394.c | 3
drivers/ieee1394/pcilynx.c | 3
drivers/infiniband/hw/ipath/ipath_intr.c | 2
drivers/infiniband/hw/ipath/ipath_kernel.h | 2
drivers/infiniband/hw/mthca/mthca_eq.c | 10 +-
drivers/input/joystick/amijoy.c | 4 -
drivers/input/joystick/iforce/iforce-packets.c | 6 -
drivers/input/joystick/iforce/iforce-serio.c | 4 -
drivers/input/joystick/iforce/iforce-usb.c | 8 +
drivers/input/joystick/iforce/iforce.h | 2
drivers/input/joystick/magellan.c | 8 -
drivers/input/joystick/spaceball.c | 8 -
drivers/input/joystick/spaceorb.c | 8 -
drivers/input/joystick/stinger.c | 8 -
drivers/input/joystick/twidjoy.c | 8 -
drivers/input/joystick/warrior.c | 10 +-
drivers/input/keyboard/amikbd.c | 4 -
drivers/input/keyboard/atkbd.c | 4 -
drivers/input/keyboard/corgikbd.c | 9 -
drivers/input/keyboard/hil_kbd.c | 2
drivers/input/keyboard/hilkbd.c | 2
drivers/input/keyboard/lkkbd.c | 5 -
drivers/input/keyboard/locomokbd.c | 8 -
drivers/input/keyboard/newtonkbd.c | 3
drivers/input/keyboard/spitzkbd.c | 10 +-
drivers/input/keyboard/sunkbd.c | 3
drivers/input/keyboard/xtkbd.c | 3
drivers/input/misc/ixp4xx-beeper.c | 2
drivers/input/mouse/alps.c | 10 +-
drivers/input/mouse/amimouse.c | 4 -
drivers/input/mouse/hil_ptr.c | 2
drivers/input/mouse/inport.c | 4 -
drivers/input/mouse/lifebook.c | 4 -
drivers/input/mouse/logibm.c | 3
drivers/input/mouse/logips2pp.c | 4 -
drivers/input/mouse/pc110pad.c | 9 +
drivers/input/mouse/psmouse-base.c | 16 +--
drivers/input/mouse/psmouse.h | 2
drivers/input/mouse/rpcmouse.c | 4 -
drivers/input/mouse/sermouse.c | 14 +-
drivers/input/mouse/synaptics.c | 15 +-
drivers/input/mouse/vsxxxaa.c | 22 +--
drivers/input/serio/ambakmi.c | 4 -
drivers/input/serio/ct82c710.c | 4 -
drivers/input/serio/gscps2.c | 6 -
drivers/input/serio/hp_sdc.c | 4 -
drivers/input/serio/i8042.c | 12 +-
drivers/input/serio/maceps2.c | 5 -
drivers/input/serio/parkbd.c | 4 -
drivers/input/serio/pcips2.c | 4 -
drivers/input/serio/q40kbd.c | 4 -
drivers/input/serio/rpckbd.c | 6 -
drivers/input/serio/sa1111ps2.c | 6 -
drivers/input/serio/serio.c | 4 -
drivers/input/serio/serio_raw.c | 2
drivers/input/serio/serport.c | 5 -
drivers/input/touchscreen/ads7846.c | 2
drivers/input/touchscreen/corgi_ts.c | 13 +-
drivers/input/touchscreen/elo.c | 17 +--
drivers/input/touchscreen/gunze.c | 7 -
drivers/input/touchscreen/h3600_ts_input.c | 14 +-
drivers/input/touchscreen/hp680_ts_input.c | 2
drivers/input/touchscreen/mk712.c | 3
drivers/input/touchscreen/mtouch.c | 11 +-
drivers/isdn/act2000/act2000_isa.c | 2
drivers/isdn/gigaset/bas-gigaset.c | 12 +-
drivers/isdn/gigaset/usb-gigaset.c | 4 -
drivers/isdn/hardware/avm/avmcard.h | 4 -
drivers/isdn/hardware/avm/b1.c | 2
drivers/isdn/hardware/avm/b1dma.c | 2
drivers/isdn/hardware/avm/c4.c | 2
drivers/isdn/hardware/avm/t1isa.c | 2
drivers/isdn/hardware/eicon/diva.c | 4 -
drivers/isdn/hardware/eicon/divasmain.c | 3
drivers/isdn/hisax/amd7930_fn.c | 2
drivers/isdn/hisax/asuscom.c | 4 -
drivers/isdn/hisax/avm_a1.c | 2
drivers/isdn/hisax/avm_a1p.c | 2
drivers/isdn/hisax/avm_pci.c | 2
drivers/isdn/hisax/bkm_a4t.c | 2
drivers/isdn/hisax/bkm_a8.c | 2
drivers/isdn/hisax/diva.c | 8 +
drivers/isdn/hisax/elsa.c | 4 -
drivers/isdn/hisax/enternow_pci.c | 2
drivers/isdn/hisax/gazel.c | 4 -
drivers/isdn/hisax/hfc4s8s_l1.c | 2
drivers/isdn/hisax/hfc_pci.c | 2
drivers/isdn/hisax/hfc_sx.c | 2
drivers/isdn/hisax/hfc_usb.c | 8 +
drivers/isdn/hisax/hfcscard.c | 2
drivers/isdn/hisax/hisax.h | 2
drivers/isdn/hisax/hisax_fcpcipnp.c | 4 -
drivers/isdn/hisax/icc.c | 2
drivers/isdn/hisax/isac.c | 2
drivers/isdn/hisax/isurf.c | 2
drivers/isdn/hisax/ix1_micro.c | 2
drivers/isdn/hisax/mic.c | 2
drivers/isdn/hisax/netjet.h | 2
drivers/isdn/hisax/niccy.c | 2
drivers/isdn/hisax/nj_s.c | 2
drivers/isdn/hisax/nj_u.c | 2
drivers/isdn/hisax/s0box.c | 2
drivers/isdn/hisax/saphir.c | 2
drivers/isdn/hisax/sedlbauer.c | 6 -
drivers/isdn/hisax/sportster.c | 2
drivers/isdn/hisax/st5481_b.c | 2
drivers/isdn/hisax/st5481_d.c | 2
drivers/isdn/hisax/st5481_usb.c | 6 -
drivers/isdn/hisax/teleint.c | 2
drivers/isdn/hisax/teles0.c | 2
drivers/isdn/hisax/teles3.c | 2
drivers/isdn/hisax/telespci.c | 2
drivers/isdn/hisax/w6692.c | 4 -
drivers/isdn/hysdn/boardergo.c | 2
drivers/isdn/pcbit/layer2.c | 2
drivers/isdn/pcbit/layer2.h | 2
drivers/isdn/sc/init.c | 2
drivers/isdn/sc/interrupt.c | 2
drivers/macintosh/adb-iop.c | 8 +
drivers/macintosh/adb.c | 10 +-
drivers/macintosh/adbhid.c | 20 +--
drivers/macintosh/macio-adb.c | 7 -
drivers/macintosh/smu.c | 4 -
drivers/macintosh/via-cuda.c | 12 +-
drivers/macintosh/via-macii.c | 7 -
drivers/macintosh/via-maciisi.c | 12 +-
drivers/macintosh/via-pmu.c | 18 +--
drivers/macintosh/via-pmu68k.c | 13 +-
drivers/media/common/saa7146_core.c | 2
drivers/media/dvb/b2c2/flexcop-pci.c | 2
drivers/media/dvb/b2c2/flexcop-usb.c | 2
drivers/media/dvb/bt8xx/bt878.c | 2
drivers/media/dvb/cinergyT2/cinergyT2.c | 4 -
drivers/media/dvb/dvb-usb/dvb-usb-urb.c | 2
drivers/media/dvb/pluto2/pluto2.c | 2
drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c | 2
drivers/media/dvb/ttusb-dec/ttusb_dec.c | 4 -
drivers/media/video/arv.c | 2
drivers/media/video/bt8xx/bttv-driver.c | 2
drivers/media/video/cpia2/cpia2_usb.c | 4 -
drivers/media/video/cpia_usb.c | 2
drivers/media/video/cx88/cx88-alsa.c | 2
drivers/media/video/cx88/cx88-mpeg.c | 2
drivers/media/video/cx88/cx88-video.c | 2
drivers/media/video/dabusb.c | 2
drivers/media/video/em28xx/em28xx-core.c | 6 -
drivers/media/video/et61x251/et61x251_core.c | 2
drivers/media/video/meye.c | 2
drivers/media/video/ov511.c | 2
drivers/media/video/planb.c | 4 -
drivers/media/video/pvrusb2/pvrusb2-hdw.c | 4 -
drivers/media/video/pvrusb2/pvrusb2-io.c | 2
drivers/media/video/pwc/pwc-if.c | 2
drivers/media/video/saa7134/saa7134-alsa.c | 2
drivers/media/video/saa7134/saa7134-core.c | 2
drivers/media/video/saa7134/saa7134-oss.c | 2
drivers/media/video/se401.c | 4 -
drivers/media/video/sn9c102/sn9c102_core.c | 2
drivers/media/video/stradis.c | 2
drivers/media/video/stv680.c | 2
drivers/media/video/usbvideo/konicawc.c | 2
drivers/media/video/usbvideo/quickcam_messenger.c | 4 -
drivers/media/video/usbvideo/usbvideo.c | 2
drivers/media/video/vino.c | 2
drivers/media/video/w9968cf.c | 4 -
drivers/media/video/zc0301/zc0301_core.c | 2
drivers/media/video/zoran_device.c | 3
drivers/media/video/zoran_device.h | 4 -
drivers/media/video/zr36120.c | 4 -
drivers/message/fusion/mptbase.c | 5 -
drivers/message/i2o/pci.c | 3
drivers/mfd/ucb1x00-core.c | 2
drivers/misc/ibmasm/ibmasm.h | 4 -
drivers/misc/ibmasm/lowlevel.c | 4 -
drivers/misc/ibmasm/remote.c | 14 +-
drivers/mmc/at91_mci.c | 4 -
drivers/mmc/au1xmmc.c | 4 -
drivers/mmc/imxmmc.c | 4 -
drivers/mmc/mmci.c | 4 -
drivers/mmc/omap.c | 4 -
drivers/mmc/pxamci.c | 6 -
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drivers/net/3c501.c | 3
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drivers/net/3c507.c | 4 -
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drivers/net/3c515.c | 6 -
drivers/net/3c523.c | 6 -
drivers/net/3c527.c | 4 -
drivers/net/3c59x.c | 14 +-
drivers/net/7990.c | 2
drivers/net/8139cp.c | 5 -
drivers/net/8139too.c | 8 -
drivers/net/82596.c | 8 +
drivers/net/8390.c | 5 -
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drivers/net/a2065.c | 3
drivers/net/acenic.c | 2
drivers/net/acenic.h | 2
drivers/net/amd8111e.c | 4 -
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drivers/net/appletalk/cops.c | 4 -
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drivers/net/arcnet/arcnet.c | 2
drivers/net/ariadne.c | 4 -
drivers/net/arm/am79c961a.c | 4 -
drivers/net/arm/at91_ether.c | 4 -
drivers/net/arm/ether1.c | 4 -
drivers/net/arm/ether3.c | 4 -
drivers/net/at1700.c | 5 -
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drivers/net/atari_pamsnet.c | 3
drivers/net/atarilance.c | 4 -
drivers/net/atp.c | 5 -
drivers/net/au1000_eth.c | 4 -
drivers/net/b44.c | 4 -
drivers/net/bmac.c | 14 +-
drivers/net/bnx2.c | 6 -
drivers/net/cassini.c | 8 +
drivers/net/chelsio/cxgb2.c | 2
drivers/net/chelsio/sge.c | 6 -
drivers/net/chelsio/sge.h | 9 -
drivers/net/cris/eth_v10.c | 8 +
drivers/net/cs89x0.c | 6 -
drivers/net/de600.c | 2
drivers/net/de600.h | 2
drivers/net/de620.c | 4 -
drivers/net/declance.c | 6 -
drivers/net/defxx.c | 6 -
drivers/net/depca.c | 4 -
drivers/net/dgrs.c | 2
drivers/net/dl2k.c | 4 -
drivers/net/dm9000.c | 4 -
drivers/net/e100.c | 4 -
drivers/net/e1000/e1000_ethtool.c | 3
drivers/net/e1000/e1000_main.c | 7 -
drivers/net/eepro.c | 4 -
drivers/net/eepro100.c | 6 -
drivers/net/eexpress.c | 4 -
drivers/net/epic100.c | 4 -
drivers/net/eth16i.c | 4 -
drivers/net/ewrk3.c | 4 -
drivers/net/fealnx.c | 4 -
drivers/net/fec.c | 10 +-
drivers/net/fec_8xx/fec_main.c | 4 -
drivers/net/forcedeth.c | 18 +--
drivers/net/fs_enet/fs_enet-main.c | 4 -
drivers/net/gianfar.c | 22 ++-
drivers/net/gianfar.h | 2
drivers/net/gt96100eth.c | 4 -
drivers/net/hamachi.c | 4 -
drivers/net/hamradio/baycom_epp.c | 2
drivers/net/hamradio/baycom_par.c | 2
drivers/net/hamradio/baycom_ser_fdx.c | 2
drivers/net/hamradio/baycom_ser_hdx.c | 2
drivers/net/hamradio/dmascc.c | 4 -
drivers/net/hamradio/scc.c | 4 -
drivers/net/hamradio/yam.c | 2
drivers/net/hp100.c | 4 -
drivers/net/ibm_emac/ibm_emac_core.c | 4 -
drivers/net/ibm_emac/ibm_emac_debug.c | 3
drivers/net/ibm_emac/ibm_emac_mal.c | 10 +-
drivers/net/ibmlana.c | 2
drivers/net/ibmveth.c | 4 -
drivers/net/ioc3-eth.c | 2
drivers/net/irda/ali-ircc.c | 3
drivers/net/irda/au1k_ir.c | 4 -
drivers/net/irda/donauboe.c | 4 -
drivers/net/irda/irda-usb.c | 12 +-
drivers/net/irda/irport.c | 8 -
drivers/net/irda/irport.h | 2
drivers/net/irda/mcs7780.c | 4 -
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drivers/net/wireless/netwave_cs.c | 6 -
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drivers/net/wireless/ray_cs.c | 4 -
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drivers/net/wireless/zd1201.c | 6 -
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drivers/parport/parport_gsc.c | 4 -
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drivers/parport/parport_pc.c | 4 -
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drivers/pcmcia/hd64465_ss.c | 2
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drivers/pcmcia/i82092aa.h | 2
drivers/pcmcia/i82365.c | 9 +
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drivers/pcmcia/yenta_socket.c | 6 -
drivers/pnp/resource.c | 2
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drivers/rtc/rtc-vr41xx.c | 4 -
drivers/sbus/char/aurora.c | 4 -
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drivers/scsi/53c7xx.c | 6 -
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drivers/scsi/NCR5380.c | 6 -
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drivers/scsi/NCR53C9x.c | 6 -
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drivers/scsi/NCR53c406a.c | 11 +-
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drivers/scsi/NCR_Q720.c | 4 -
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drivers/scsi/aacraid/rx.c | 4 -
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drivers/scsi/advansys.c | 4 -
drivers/scsi/aha152x.c | 6 -
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drivers/scsi/ahci.c | 4 -
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drivers/scsi/aic7xxx/aic7xxx_osm.h | 2
drivers/scsi/aic7xxx_old.c | 12 +-
drivers/scsi/amiga7xx.h | 2
drivers/scsi/arm/acornscsi.c | 5 -
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drivers/scsi/arm/powertec.c | 4 -
drivers/scsi/atari_NCR5380.c | 2
drivers/scsi/atari_dma_emul.c | 4 -
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drivers/scsi/ibmmca.c | 3
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drivers/scsi/lpfc/lpfc_sli.c | 2
drivers/scsi/mac53c94.c | 10 +-
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drivers/scsi/megaraid.h | 4 -
drivers/scsi/megaraid/megaraid_mbox.c | 4 -
drivers/scsi/megaraid/megaraid_sas.c | 2
drivers/scsi/mesh.c | 8 +
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drivers/scsi/ncr53c8xx.c | 2
drivers/scsi/ncr53c8xx.h | 2
drivers/scsi/nsp32.c | 4 -
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drivers/scsi/pcmcia/sym53c500_cs.c | 2
drivers/scsi/pdc_adma.c | 5 -
drivers/scsi/psi240i.c | 7 -
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drivers/scsi/qla2xxx/qla_isr.c | 9 -
drivers/scsi/qlogicfas408.c | 6 -
drivers/scsi/qlogicfas408.h | 2
drivers/scsi/qlogicpti.c | 4 -
drivers/scsi/sata_mv.c | 6 -
drivers/scsi/sata_nv.c | 18 +--
drivers/scsi/sata_promise.c | 4 -
drivers/scsi/sata_qstor.c | 4 -
drivers/scsi/sata_sil.c | 6 -
drivers/scsi/sata_sil24.c | 4 -
drivers/scsi/sata_sx4.c | 4 -
drivers/scsi/sata_vsc.c | 3
drivers/scsi/seagate.c | 11 +-
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drivers/scsi/sun3_NCR5380.c | 2
drivers/scsi/sun3_scsi.c | 6 -
drivers/scsi/sun3_scsi_vme.c | 6 -
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drivers/scsi/tmscsim.c | 6 -
drivers/scsi/u14-34f.c | 5 -
drivers/scsi/ultrastor.c | 13 +-
drivers/scsi/wd7000.c | 2
drivers/serial/21285.c | 4 -
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drivers/serial/amba-pl010.c | 15 --
drivers/serial/amba-pl011.c | 15 --
drivers/serial/at91_serial.c | 8 +
drivers/serial/clps711x.c | 6 -
drivers/serial/cpm_uart/cpm_uart_core.c | 16 +--
drivers/serial/crisv10.c | 6 -
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drivers/serial/pmac_zilog.c | 17 +--
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drivers/serial/sunsu.c | 19 +--
drivers/serial/sunzilog.c | 31 ++---
drivers/serial/v850e_uart.c | 4 -
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drivers/spi/pxa2xx_spi.c | 4 -
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drivers/tc/zs.c | 6 -
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drivers/usb/atm/ueagle-atm.c | 2
drivers/usb/atm/usbatm.c | 2
drivers/usb/class/cdc-acm.c | 6 -
drivers/usb/class/usblp.c | 4 -
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drivers/usb/core/hcd.c | 17 +--
drivers/usb/core/hcd.h | 8 -
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drivers/usb/core/message.c | 4 -
drivers/usb/gadget/at91_udc.c | 4 -
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drivers/usb/gadget/net2280.c | 2
drivers/usb/gadget/omap_udc.c | 9 -
drivers/usb/gadget/pxa2xx_udc.c | 8 +
drivers/usb/host/ehci-hcd.c | 22 ++-
drivers/usb/host/ehci-hub.c | 2
drivers/usb/host/ehci-pci.c | 2
drivers/usb/host/ehci-q.c | 21 ++-
drivers/usb/host/ehci-sched.c | 21 +--
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drivers/usb/host/isp116x-hcd.c | 16 +--
drivers/usb/host/ohci-hcd.c | 14 +-
drivers/usb/host/ohci-hub.c | 10 +-
drivers/usb/host/ohci-q.c | 14 +-
drivers/usb/host/sl811-hcd.c | 21 ++-
drivers/usb/host/uhci-hcd.c | 8 +
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drivers/usb/image/mdc800.c | 6 -
drivers/usb/image/microtek.c | 10 +-
drivers/usb/input/acecad.c | 2
drivers/usb/input/aiptek.c | 13 --
drivers/usb/input/appletouch.c | 2
drivers/usb/input/ati_remote.c | 17 +--
drivers/usb/input/ati_remote2.c | 14 +-
drivers/usb/input/hid-core.c | 28 ++--
drivers/usb/input/hid-input.c | 4 -
drivers/usb/input/hid.h | 4 -
drivers/usb/input/hiddev.c | 2
drivers/usb/input/itmtouch.c | 4 -
drivers/usb/input/kbtab.c | 2
drivers/usb/input/keyspan_remote.c | 7 -
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drivers/usb/input/powermate.c | 7 -
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drivers/usb/input/usbkbd.c | 6 -
drivers/usb/input/usbmouse.c | 4 -
drivers/usb/input/usbtouchscreen.c | 17 +--
drivers/usb/input/wacom.c | 18 +--
drivers/usb/input/xpad.c | 8 -
drivers/usb/input/yealink.c | 9 +
drivers/usb/misc/appledisplay.c | 2
drivers/usb/misc/auerswald.c | 30 ++---
drivers/usb/misc/ldusb.c | 4 -
drivers/usb/misc/legousbtower.c | 8 +
drivers/usb/misc/phidgetkit.c | 2
drivers/usb/misc/sisusbvga/sisusb.c | 4 -
drivers/usb/misc/usblcd.c | 2
drivers/usb/misc/usbtest.c | 8 +
drivers/usb/misc/uss720.c | 4 -
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drivers/usb/net/catc.c | 8 +
drivers/usb/net/gl620a.c | 2
drivers/usb/net/kaweth.c | 10 +-
drivers/usb/net/net1080.c | 2
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drivers/usb/net/usbnet.c | 10 +-
drivers/usb/serial/belkin_sa.c | 4 -
drivers/usb/serial/cyberjack.c | 12 +-
drivers/usb/serial/cypress_m8.c | 8 +
drivers/usb/serial/digi_acceleport.c | 8 +
drivers/usb/serial/empeg.c | 8 +
drivers/usb/serial/ftdi_sio.c | 8 +
drivers/usb/serial/garmin_gps.c | 6 -
drivers/usb/serial/generic.c | 4 -
drivers/usb/serial/io_edgeport.c | 16 +--
drivers/usb/serial/io_ti.c | 6 -
drivers/usb/serial/ipaq.c | 8 +
drivers/usb/serial/ipw.c | 4 -
drivers/usb/serial/ir-usb.c | 8 +
drivers/usb/serial/keyspan.c | 52 ++++----
drivers/usb/serial/keyspan_pda.c | 4 -
drivers/usb/serial/kl5kusb105.c | 8 +
drivers/usb/serial/kobil_sct.c | 8 +
drivers/usb/serial/mct_u232.c | 4 -
drivers/usb/serial/navman.c | 2
drivers/usb/serial/omninet.c | 8 +
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drivers/usb/serial/safe_serial.c | 2
drivers/usb/serial/ti_usb_3410_5052.c | 12 +-
drivers/usb/serial/visor.c | 12 +-
drivers/usb/serial/whiteheat.c | 16 +--
drivers/usb/storage/onetouch.c | 3
drivers/usb/storage/transport.c | 2
drivers/usb/usb-skeleton.c | 2
drivers/video/amifb.c | 4 -
drivers/video/arcfb.c | 3
drivers/video/atafb.c | 2
drivers/video/aty/atyfb_base.c | 2
drivers/video/au1200fb.c | 2
drivers/video/console/fbcon.c | 4 -
drivers/video/matrox/matroxfb_base.c | 2
drivers/video/pvr2fb.c | 4 -
drivers/video/pxafb.c | 2
drivers/video/s3c2410fb.c | 2
drivers/video/sa1100fb.c | 2
fs/proc/proc_misc.c | 2
include/asm-frv/dma.h | 5 -
include/asm-frv/irq_regs.h | 27 ++++
include/asm-frv/ptrace.h | 1
include/asm-generic/irq_regs.h | 42 +++++++
include/asm-i386/apic.h | 4 -
include/asm-i386/arch_hooks.h | 2
include/asm-i386/floppy.h | 6 -
include/asm-i386/hpet.h | 2
include/asm-i386/hw_irq.h | 2
include/asm-i386/irq_regs.h | 1
include/asm-i386/mach-default/do_timer.h | 10 +-
include/asm-i386/mach-visws/do_timer.h | 10 +-
include/asm-i386/mach-voyager/do_timer.h | 8 +
include/asm-i386/voyager.h | 4 -
include/asm-x86_64/apic.h | 2
include/asm-x86_64/floppy.h | 6 -
include/asm-x86_64/irq_regs.h | 1
include/asm-x86_64/proto.h | 4 -
include/linux/adb.h | 4 -
include/linux/arcdevice.h | 2
include/linux/hiddev.h | 4 -
include/linux/ide.h | 2
include/linux/input.h | 7 -
include/linux/interrupt.h | 4 -
include/linux/ioc3.h | 2
include/linux/irq.h | 40 ++----
include/linux/libata.h | 4 -
include/linux/parport.h | 16 +--
include/linux/profile.h | 2
include/linux/rtc.h | 2
include/linux/sched.h | 2
include/linux/serial_core.h | 5 -
include/linux/serio.h | 5 -
include/linux/sysrq.h | 6 -
include/linux/usb.h | 3
include/linux/usb/serial.h | 12 +-
include/sound/cs4231.h | 2
include/sound/emu10k1.h | 2
include/sound/gus.h | 2
include/sound/initval.h | 2
include/sound/mpu401.h | 6 -
include/sound/sb.h | 6 -
include/sound/vx_core.h | 2
kernel/irq/chip.c | 36 ++----
kernel/irq/handle.c | 19 +--
kernel/irq/spurious.c | 10 +-
kernel/power/poweroff.c | 3
kernel/profile.c | 5 +
kernel/timer.c | 2
lib/Makefile | 2
lib/irq_regs.c | 15 ++
sound/aoa/core/snd-aoa-gpio-feature.c | 4 -
sound/aoa/soundbus/i2sbus/i2sbus-core.c | 5 -
sound/aoa/soundbus/i2sbus/i2sbus-pcm.c | 4 -
sound/aoa/soundbus/i2sbus/i2sbus.h | 4 -
sound/arm/aaci.c | 2
sound/arm/pxa2xx-ac97.c | 2
sound/arm/pxa2xx-pcm.c | 2
sound/drivers/mpu401/mpu401_uart.c | 8 -
sound/drivers/mtpav.c | 2
sound/drivers/serial-u16550.c | 2
sound/drivers/vx/vx_core.c | 2
sound/isa/ad1816a/ad1816a_lib.c | 2
sound/isa/ad1848/ad1848_lib.c | 2
sound/isa/cs423x/cs4231_lib.c | 2
sound/isa/es1688/es1688_lib.c | 2
sound/isa/es18xx.c | 4 -
sound/isa/gus/gus_irq.c | 2
sound/isa/gus/gusmax.c | 6 -
sound/isa/gus/interwave.c | 6 -
sound/isa/opl3sa2.c | 6 -
sound/isa/opti9xx/opti92x-ad1848.c | 2
sound/isa/sb/es968.c | 3
sound/isa/sb/sb16_main.c | 4 -
sound/isa/sb/sb8.c | 2
sound/isa/sb/sb_common.c | 2
sound/isa/sgalaxy.c | 2
sound/isa/wavefront/wavefront.c | 4 -
sound/mips/au1x00.c | 2
sound/oss/ad1816.c | 2
sound/oss/ad1848.c | 2
sound/oss/ad1848.h | 2
sound/oss/ad1889.c | 2
sound/oss/ali5455.c | 2
sound/oss/au1000.c | 4 -
sound/oss/au1550_ac97.c | 4 -
sound/oss/btaudio.c | 2
sound/oss/cmpci.c | 4 -
sound/oss/cs4281/cs4281m.c | 2
sound/oss/cs46xx.c | 2
sound/oss/dmasound/dmasound_atari.c | 4 -
sound/oss/dmasound/dmasound_awacs.c | 14 +-
sound/oss/dmasound/dmasound_paula.c | 4 -
sound/oss/dmasound/dmasound_q40.c | 8 +
sound/oss/emu10k1/irqmgr.c | 2
sound/oss/emu10k1/main.c | 2
sound/oss/es1370.c | 2
sound/oss/es1371.c | 2
sound/oss/esssolo1.c | 2
sound/oss/forte.c | 2
sound/oss/gus.h | 2
sound/oss/gus_card.c | 4 -
sound/oss/hal2.c | 2
sound/oss/harmony.c | 2
sound/oss/i810_audio.c | 2
sound/oss/ite8172.c | 2
sound/oss/maestro.c | 5 -
sound/oss/maestro3.c | 2
sound/oss/maui.c | 2
sound/oss/mpu401.c | 2
sound/oss/mpu401.h | 4 -
sound/oss/msnd_pinnacle.c | 2
sound/oss/nec_vrc5477.c | 2
sound/oss/nm256.h | 2
sound/oss/nm256_audio.c | 8 +
sound/oss/pas2_card.c | 2
sound/oss/rme96xx.c | 2
sound/oss/sb_common.c | 4 -
sound/oss/sh_dac_audio.c | 2
sound/oss/sonicvibes.c | 2
sound/oss/swarm_cs4297a.c | 2
sound/oss/trident.c | 2
sound/oss/uart401.c | 2
sound/oss/uart6850.c | 2
sound/oss/via82cxxx_audio.c | 6 -
sound/oss/vidc.h | 2
sound/oss/vwsnd.c | 4 -
sound/oss/waveartist.c | 2
sound/oss/wavfront.c | 2
sound/oss/wf_midi.c | 2
sound/oss/ymfpci.c | 2
sound/parisc/harmony.c | 2
sound/pci/ad1889.c | 4 -
sound/pci/ali5451/ali5451.c | 4 -
sound/pci/als300.c | 6 -
sound/pci/als4000.c | 4 -
sound/pci/atiixp.c | 2
sound/pci/atiixp_modem.c | 2
sound/pci/au88x0/au88x0.h | 3
sound/pci/au88x0/au88x0_core.c | 4 -
sound/pci/azt3328.c | 4 -
sound/pci/bt87x.c | 2
sound/pci/ca0106/ca0106_main.c | 3
sound/pci/cmipci.c | 4 -
sound/pci/cs4281.c | 4 -
sound/pci/cs46xx/cs46xx_lib.c | 2
sound/pci/cs5535audio/cs5535audio.c | 3
sound/pci/echoaudio/echoaudio.c | 3
sound/pci/emu10k1/emu10k1x.c | 3
sound/pci/emu10k1/irq.c | 2
sound/pci/ens1370.c | 4 -
sound/pci/es1938.c | 6 -
sound/pci/es1968.c | 6 -
sound/pci/fm801.c | 4 -
sound/pci/hda/hda_intel.c | 2
sound/pci/ice1712/ice1712.c | 6 -
sound/pci/ice1712/ice1724.c | 4 -
sound/pci/intel8x0.c | 2
sound/pci/intel8x0m.c | 2
sound/pci/korg1212/korg1212.c | 2
sound/pci/maestro3.c | 3
sound/pci/mixart/mixart_core.c | 2
sound/pci/mixart/mixart_core.h | 2
sound/pci/nm256/nm256.c | 6 -
sound/pci/pcxhr/pcxhr_core.c | 2
sound/pci/pcxhr/pcxhr_core.h | 2
sound/pci/riptide/riptide.c | 5 -
sound/pci/rme32.c | 3
sound/pci/rme96.c | 3
sound/pci/rme9652/hdsp.c | 2
sound/pci/rme9652/hdspm.c | 3
sound/pci/rme9652/rme9652.c | 2
sound/pci/sonicvibes.c | 4 -
sound/pci/trident/trident_main.c | 7 -
sound/pci/via82xx.c | 6 -
sound/pci/via82xx_modem.c | 2
sound/pci/ymfpci/ymfpci_main.c | 4 -
sound/pcmcia/pdaudiocf/pdaudiocf.h | 2
sound/pcmcia/pdaudiocf/pdaudiocf_irq.c | 4 -
sound/ppc/pmac.c | 6 -
sound/ppc/tumbler.c | 2
sound/sparc/amd7930.c | 2
sound/sparc/cs4231.c | 2
sound/sparc/dbri.c | 3
sound/usb/usbaudio.c | 4 -
sound/usb/usbmidi.c | 4 -
sound/usb/usbmixer.c | 5 -
sound/usb/usx2y/usbusx2y.c | 4 -
sound/usb/usx2y/usbusx2yaudio.c | 10 +-
sound/usb/usx2y/usx2yhwdeppcm.c | 6 -
1043 files changed, 2503 insertions(+), 2833 deletions(-)
next prev parent reply other threads:[~2006-09-12 16:27 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-12 14:58 [PATCH 1/3] IRQ: Typedef the IRQ flow handler function type David Howells
2006-09-12 14:58 ` [PATCH 2/3] IRQ: Typedef the IRQ " David Howells
2006-09-12 16:27 ` David Howells [this message]
2006-10-03 0:10 ` [PATCH 3/3] IRQ: Maintain regs pointer globally rather than passing to IRQ handlers Keith Owens
2006-10-03 9:54 ` David Howells
2006-10-04 3:26 ` Keith Owens
2006-10-05 14:24 ` David Howells
2006-10-05 14:26 ` David Howells
-- strict thread matches above, loose matches on Subject: below --
2006-10-02 16:20 [PATCH 1/3] IRQ: Typedef the IRQ flow handler function type David Howells
[not found] ` <20061002162053.17763.26032.stgit@warthog.cambridge.redhat.com>
2006-10-02 20:21 ` [PATCH 3/3] IRQ: Maintain regs pointer globally rather than passing to IRQ handlers Andrew Morton
2006-10-02 20:18 ` Ingo Molnar
2006-10-02 20:54 ` Linus Torvalds
2006-10-02 21:01 ` Andrew Morton
2006-10-02 21:12 ` Linus Torvalds
2006-10-02 21:19 ` Andi Kleen
2006-10-02 21:46 ` Linus Torvalds
2006-10-02 21:47 ` Ingo Molnar
2006-10-02 21:59 ` Andi Kleen
2006-10-02 22:33 ` Linus Torvalds
2006-10-03 10:43 ` Ingo Molnar
2006-10-02 21:12 ` David Miller
2006-10-02 21:18 ` Thomas Gleixner
2006-10-02 22:59 ` Karsten Wiese
2006-10-03 0:36 ` Dave Airlie
2006-10-05 8:01 ` David Woodhouse
2006-10-03 10:21 ` David Howells
2006-10-02 20:43 ` Dmitry Torokhov
2006-10-02 20:56 ` Andrew Morton
2006-10-02 23:52 ` Greg KH
2006-10-02 20:46 ` David Brownell
2006-10-02 20:58 ` Andrew Morton
2006-10-02 21:34 ` Alan Stern
2006-10-02 23:00 ` David Brownell
2006-10-03 10:01 ` David Howells
2006-10-03 10:30 ` David Howells
2006-10-05 14:22 ` David Howells
2006-10-05 19:46 ` Andrew Morton
2006-10-05 20:19 ` Thomas Gleixner
2006-10-05 20:20 ` Dmitry Torokhov
2006-10-05 20:34 ` Greg KH
2006-10-05 23:35 ` Linus Torvalds
2006-10-06 16:42 ` Russell King
2006-10-06 18:01 ` Linus Torvalds
2006-10-07 2:54 ` Matthew Wilcox
2006-10-07 14:44 ` Matthew Wilcox
2006-10-06 0:52 ` Jeff Garzik
2006-10-06 11:25 ` Alan Cox
2006-10-06 11:15 ` Jeff Garzik
2006-10-06 11:11 ` Ingo Molnar
2006-10-06 11:27 ` Jeff Garzik
2006-10-06 11:25 ` Ingo Molnar
2006-10-06 14:07 ` Dmitry Torokhov
2006-10-06 14:16 ` Jeff Garzik
2006-10-06 8:03 ` Gregor Jasny
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