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Date: Mon, 07 Jun 2010 20:36:44 -0700 From: john stultz <johnstul@...ibm.com> To: lkml <linux-kernel@...r.kernel.org> Cc: Chris McDermott <lcm@...ibm.com>, James.Bottomley@...e.de, Kashyap.Desai@....com Subject: [Regression] mptsas won't boot with 2.6.35-rc2 With 2.6.35-rc2 one of my LS21 boxes stopped booting. I'm seeing: Fusion MPT SAS Host driver 3.04.15 mptsas 0000:03:04.0: can't find IRQ for PCI INT A; probably buggy MP table mptbase: ioc0: Initiating bringup ioc0: LSISAS1064 A3: Capabilities={Initiator} mptbase: ioc0: WARNING - Issuing Reset from mpt_config!! mptbase: ioc0: Attempting Retry Config request type 0x1, page 0x2, action 0 mptbase: ioc0: WARNING - Issuing Reset from mpt_config!! mptbase: ioc0: Initiating recovery mptbase: ioc0: Attempting Retry Config request type 0x1, page 0x2, action 0 Where as 2.6.34 with the same .config boots fine: Fusion MPT SAS Host driver 3.04.14 mptsas 0000:03:04.0: PCI INT A -> GSI 19 (level, low) -> IRQ 19 mptbase: ioc0: Initiating bringup ioc0: LSISAS1064 A3: Capabilities={Initiator} scsi0 : ioc0: LSISAS1064 A3, FwRev=01125400h, Ports=1, MaxQ=511, IRQ=19 mptsas: ioc0: attaching ssp device: fw_channel 0, fw_id 0, phy 0, sas_addr 0x5000c500021cbc49 scsi 0:0:0:0: Direct-Access IBM-ESXS ST973401SS B51D PQ: 0 ANSI: 5 sd 0:0:0:0: Attached scsi generic sg0 type 0 Fusion MPT misc device (ioctl) driver 3.04.14 sd 0:0:0:0: [sda] 143374000 512-byte logical blocks: (73.4 GB/68.3 GiB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, supports DPO and FUA mptctl: Registered with Fusion MPT base driver mptctl: /dev/mptctl @ (major,minor=10,220) ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver ACPI: PCI Interrupt Link [LPUS] enabled at IRQ 5 ehci_hcd 0000:00:03.2: PCI INT A -> Link[LPUS] -> GSI 5 (level, low) -> IRQ 5 ehci_hcd 0000:00:03.2: EHCI Host Controller ehci_hcd 0000:00:03.2: new USB bus registered, assigned bus number 1 sda: sda1 sda2 sda3 sda4 ... Although from the warning, this may be irq routing related, not driver related. Any suggestions? thanks -john -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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