netdev - commit 0bdb0bd0 breaks shutdown/reboot

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Message-ID: <20111107153119.GA11724@comet.dominikbrodowski.net>
Date:	Mon, 7 Nov 2011 16:31:19 +0100
From:	Dominik Brodowski <linux@...inikbrodowski.net>
To:	shemminger@...tta.com, davem@...emloft.net
Cc:	netdev@...r.kernel.org
Subject: commit 0bdb0bd0 breaks shutdown/reboot

Hey,

since commit 0bdb0bd0 -- sky2: manage irq better on single port card -- my
laptop fails to reboot or shutdown. Reverting this commit fixes the issue.

03:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8039 PCI-E Fast Ethernet Controller (rev 15)
        Subsystem: Samsung Electronics Co Ltd Device c510
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- DisINTx+
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 43
        Region 0: Memory at f0200000 (64-bit, non-prefetchable) [size=16K]
        Region 2: I/O ports at 2000 [size=256]
        Capabilities: [48] Power Management version 2
                Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
        Capabilities: [50] Vital Product Data
                Product Name: Marvell Yukon 88E8039 Fast Ethernet Controller
                Read-only fields:
                        [PN] Part number: Yukon 88E8039
                        [EC] Engineering changes: Rev. 1.5
			<snip>
                        [CP] Extended capability: 01 10 cc 03
                        [RV] Reserved: checksum good, 12 byte(s) reserved
                Read/write fields:
                        [RW] Read-write area: 121 byte(s) free
                End
        Capabilities: [5c] MSI: Enable+ Count=1/2 Maskable- 64bit+
                Address: 00000000fee0300c  Data: 4171
        Capabilities: [e0] Express (v1) Legacy Endpoint, MSI 00
                DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s unlimited, L1 unlimited
                        ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset-
                DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
                        RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
                        MaxPayload 128 bytes, MaxReadReq 512 bytes
                DevSta: CorrErr+ UncorrErr+ FatalErr- UnsuppReq+ AuxPwr+ TransPend-
                LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Latency L0 <256ns, L1 unlimited
                        ClockPM- Surprise- LLActRep- BwNot-
                LnkCtl: ASPM Disabled; RCB 128 bytes Disabled- Retrain- CommClk+
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
        Capabilities: [100 v1] Advanced Error Reporting
                UESta:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol-
                UEMsk:  DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
                UESvrt: DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
                CESta:  RxErr+ BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
                CEMsk:  RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
                AERCap: First Error Pointer: 1f, GenCap- CGenEn- ChkCap- ChkEn-
        Kernel driver in use: sky2

Best,
	Dominik
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