Re: ACPI power off regression in 2.6.23-rc8 (NOT in rc7)

[Andrew Morton]

On Tue, 25 Sep 2007 08:51:09 +0200 Damien Wyart <damien.wyart@xxxxxxx> wrote:

> Hello,
> 
> After testing rc8, I noticed that I couldn't power off the computer
> directly, it only got halted and I had to press the power button
> manually. Just before displaying "System halted", the following message
> is displayed:
> 
>   ACPI : PCI interrupt for device 0000:02:08.0 disabled
> 
> I had to first revert 5a50fe709d527f31169263e36601dd83446d5744 then
> f216cc3748a3a22c2b99390fddcdafa0583791a2 (handling of Sx states) to
> recover previous behaviour.

Let's add some cc's.

> Attached are the dmesg for rc7, rc8 and rc8 with the two patches
> reverted.

"diff -u dmesg.rc8_revert dmesg.rc8" says:

--- dmesg.rc8_revert	2007-09-25 00:31:33.000000000 -0700
+++ dmesg.rc8	2007-09-25 00:31:30.000000000 -0700
@@ -1,4 +1,4 @@
-Linux version 2.6.23-rc8-25092007dw (root@brouette) (gcc version 4.2.1 (Debian 4.2.1-5)) #2 SMP Tue Sep 25 08:31:09 CEST 2007
+Linux version 2.6.23-rc8-25092007dw (root@brouette) (gcc version 4.2.1 (Debian 4.2.1-5)) #1 SMP Tue Sep 25 07:27:10 CEST 2007
 BIOS-provided physical RAM map:
  BIOS-e820: 0000000000000000 - 00000000000a0000 (usable)
  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
@@ -72,18 +72,18 @@
 console [tty0] enabled
 Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
 Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
-Memory: 2074780k/2096592k available (2175k kernel code, 20712k reserved, 815k data, 192k init, 1179088k highmem)
+Memory: 2074780k/2096592k available (2175k kernel code, 20712k reserved, 816k data, 192k init, 1179088k highmem)
 virtual kernel memory layout:
     fixmap  : 0xfff9b000 - 0xfffff000   ( 400 kB)
     pkmap   : 0xff800000 - 0xffc00000   (4096 kB)
     vmalloc : 0xf8800000 - 0xff7fe000   ( 111 MB)
     lowmem  : 0xc0000000 - 0xf8000000   ( 896 MB)
       .init : 0xc03f0000 - 0xc0420000   ( 192 kB)
-      .data : 0xc031fd5c - 0xc03ebd04   ( 815 kB)
-      .text : 0xc0100000 - 0xc031fd5c   (2175 kB)
+      .data : 0xc031fcd4 - 0xc03ebd04   ( 816 kB)
+      .text : 0xc0100000 - 0xc031fcd4   (2175 kB)
 Checking if this processor honours the WP bit even in supervisor mode... Ok.
 SLUB: Genslabs=22, HWalign=64, Order=0-1, MinObjects=4, CPUs=2, Nodes=1
-Calibrating delay using timer specific routine.. 5987.66 BogoMIPS (lpj=2993833)
+Calibrating delay using timer specific routine.. 5987.60 BogoMIPS (lpj=2993802)
 Mount-cache hash table entries: 512
 CPU: After generic identify, caps: bfebfbff 00000000 00000000 00000000 0000041d 00000000 00000000 00000000
 monitor/mwait feature present.
@@ -104,7 +104,7 @@
 Booting processor 1/1 eip 2000
 CPU 1 irqstacks, hard=c0426000 soft=c0424000
 Initializing CPU#1
-Calibrating delay using timer specific routine.. 5984.18 BogoMIPS (lpj=2992093)
+Calibrating delay using timer specific routine.. 5984.16 BogoMIPS (lpj=2992084)
 CPU: After generic identify, caps: bfebfbff 00000000 00000000 00000000 0000041d 00000000 00000000 00000000
 monitor/mwait feature present.
 CPU: Trace cache: 12K uops, L1 D cache: 16K
@@ -116,7 +116,7 @@
 CPU1: Intel P4/Xeon Extended MCE MSRs (12) available
 CPU1: Thermal monitoring enabled
 CPU1: Intel(R) Pentium(R) 4 CPU 3.00GHz stepping 03
-Total of 2 processors activated (11971.85 BogoMIPS).
+Total of 2 processors activated (11971.77 BogoMIPS).
 ENABLING IO-APIC IRQs
 ..TIMER: vector=0x31 apic1=0 pin1=2 apic2=-1 pin2=-1
 checking TSC synchronization [CPU#0 -> CPU#1]: passed.
@@ -279,6 +279,7 @@
 EXT3-fs: mounted filesystem with ordered data mode.
 VFS: Mounted root (ext3 filesystem) readonly.
 Freeing unused kernel memory: 192k freed
+input: PC Speaker as /devices/platform/pcspkr/input/input4
 sr0: scsi3-mmc drive: 1x/48x cd/rw xa/form2 cdda tray
 Uniform CD-ROM driver Revision: 3.20
 sr 1:0:0:0: Attached scsi CD-ROM sr0
@@ -287,7 +288,6 @@
 usbcore: registered new interface driver usbfs
 usbcore: registered new interface driver hub
 usbcore: registered new device driver usb
-input: PC Speaker as /devices/platform/pcspkr/input/input4
 parport_pc 00:0a: reported by Plug and Play ACPI
 parport0: PC-style at 0x378 (0x778), irq 7, using FIFO [PCSPP,TRISTATE,COMPAT,ECP]
 USB Universal Host Controller Interface driver v3.0
@@ -299,46 +299,42 @@
 usb usb1: configuration #1 chosen from 1 choice
 hub 1-0:1.0: USB hub found
 hub 1-0:1.0: 2 ports detected
-ACPI: PCI Interrupt 0000:00:1d.1[B] -> GSI 19 (level, low) -> IRQ 20
-PCI: Setting latency timer of device 0000:00:1d.1 to 64
-uhci_hcd 0000:00:1d.1: UHCI Host Controller
-uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 2
-uhci_hcd 0000:00:1d.1: irq 20, io base 0x0000ff60
+ACPI: PCI Interrupt 0000:00:1d.7[D] -> GSI 23 (level, low) -> IRQ 20
+PCI: Setting latency timer of device 0000:00:1d.7 to 64
+ehci_hcd 0000:00:1d.7: EHCI Host Controller
+ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 2
+ehci_hcd 0000:00:1d.7: debug port 1
+PCI: cache line size of 128 is not supported by device 0000:00:1d.7
+ehci_hcd 0000:00:1d.7: irq 20, io mem 0xffa80800
+ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
 usb usb2: configuration #1 chosen from 1 choice
 hub 2-0:1.0: USB hub found
-hub 2-0:1.0: 2 ports detected
+hub 2-0:1.0: 8 ports detected
+ACPI: PCI Interrupt 0000:00:1d.1[B] -> GSI 19 (level, low) -> IRQ 21
+PCI: Setting latency timer of device 0000:00:1d.1 to 64
+uhci_hcd 0000:00:1d.1: UHCI Host Controller
+uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 3
+uhci_hcd 0000:00:1d.1: irq 21, io base 0x0000ff60
+usb usb3: configuration #1 chosen from 1 choice
+hub 3-0:1.0: USB hub found
+hub 3-0:1.0: 2 ports detected
 ACPI: PCI Interrupt 0000:00:1d.2[C] -> GSI 18 (level, low) -> IRQ 17
 PCI: Setting latency timer of device 0000:00:1d.2 to 64
 uhci_hcd 0000:00:1d.2: UHCI Host Controller
-uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 3
+uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 4
 uhci_hcd 0000:00:1d.2: irq 17, io base 0x0000ff40
-usb usb3: configuration #1 chosen from 1 choice
-hub 3-0:1.0: USB hub found
-hub 3-0:1.0: 2 ports detected
-usb 1-1: new full speed USB device using uhci_hcd and address 2
+usb usb4: configuration #1 chosen from 1 choice
+hub 4-0:1.0: USB hub found
+hub 4-0:1.0: 2 ports detected
 ACPI: PCI Interrupt 0000:00:1d.3[A] -> GSI 16 (level, low) -> IRQ 19
 PCI: Setting latency timer of device 0000:00:1d.3 to 64
 uhci_hcd 0000:00:1d.3: UHCI Host Controller
-uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 4
+uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 5
 uhci_hcd 0000:00:1d.3: irq 19, io base 0x0000ff20
-usb usb4: configuration #1 chosen from 1 choice
-hub 4-0:1.0: USB hub found
-hub 4-0:1.0: 2 ports detected
-ACPI: PCI Interrupt 0000:00:1d.7[D] -> GSI 23 (level, low) -> IRQ 21
-PCI: Setting latency timer of device 0000:00:1d.7 to 64
-ehci_hcd 0000:00:1d.7: EHCI Host Controller
-ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 5
-ehci_hcd 0000:00:1d.7: debug port 1
-PCI: cache line size of 128 is not supported by device 0000:00:1d.7
-ehci_hcd 0000:00:1d.7: irq 21, io mem 0xffa80800
-ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
-usb 1-1: configuration #1 chosen from 1 choice
-usb 1-1: can't set config #1, error -71
 usb usb5: configuration #1 chosen from 1 choice
 hub 5-0:1.0: USB hub found
-hub 5-0:1.0: 8 ports detected
-usb 1-1: USB disconnect, address 2
-usb 1-1: new full speed USB device using uhci_hcd and address 3
+hub 5-0:1.0: 2 ports detected
+usb 1-1: new full speed USB device using uhci_hcd and address 2
 usb 1-1: configuration #1 chosen from 1 choice
 Adding 1212896k swap on /dev/sdb7.  Priority:-1 extents:1 across:1212896k
 EXT3 FS on sdb2, internal journal

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