On Thu, Jun 27, 2013 at 01:46:41PM +0800, Gavin Shan wrote: The subject went wrong. I didn't make the format correct and here's the makeup:
[PATCH v4 00/8] Follow-up fixes for EEH on PowerNV >The series of patches are follow-up in order to make EEH workable for PowerNV >platform on Juno-IOC-L machine. Couple of issues have been fixed with help of >Ben: > > - Check PCIe link after PHB complete reset > - Restore config space for bridges > - The EEH address cache wasn't built successfully > - Misc cleanup on output messages > - Misc cleanup on EEH flags maintained by "struct pnv_phb" > - Misc cleanup on properties of functions to avoid build warnings > - Let PCI config accessors rely on device node > - Do hotplug during reset for those devices whose drivers can't > support EEH > >--- > >Trigger frozen PE: > > echo 0x0000000002000000 > /sys/kernel/debug/powerpc/PCI0000/err_injct > sleep 1 > echo 0x0 > /sys/kernel/debug/powerpc/PCI0000/err_injct > >Trigger fenced PHB: > > echo 0x8000000000000000 > /sys/kernel/debug/powerpc/PCI0000/err_injct > > >--- > >Changelog: >========== >v3 -> v4: > * Add more output messages in EEH core to let users know what the EEH > core is doing. > * Add one patch to use device node in the PCI config accessors since > the accessors used by EEH and it's not safe enough to refer PCI device > and bus. We instead fully utilize the information from PCI_DN. > * Add one patch to remove those deivces whose drivers can't support EEH > before reset, and add them to the system after reset. >v2 -> v3: > * Fix overwritten buffer while collecting data from PCI config space. >v1 -> v2: > * Remove the mechanism to block PCI-CFG and MMIO. > * Add one patch to do cleanup on output messages. > * Add one patch to avoid build warnings. > * Split functions to restore BARs for PCI devices and bridges > separately. > >--- > >arch/powerpc/include/asm/eeh.h | 8 +- >arch/powerpc/include/asm/pci.h | 1 + >arch/powerpc/kernel/eeh.c | 43 +++++-- >arch/powerpc/kernel/eeh_cache.c | 4 +- >arch/powerpc/kernel/eeh_driver.c | 157 +++++++++++++++++++++++- >arch/powerpc/kernel/eeh_pe.c | 166 ++++++++++++++++++++++++-- >arch/powerpc/kernel/pci_hotplug.c | 8 +- >arch/powerpc/platforms/powernv/eeh-ioda.c | 33 +++-- >arch/powerpc/platforms/powernv/eeh-powernv.c | 44 +------- >arch/powerpc/platforms/powernv/pci-ioda.c | 1 + >arch/powerpc/platforms/powernv/pci.c | 124 ++++++++++++-------- >arch/powerpc/platforms/powernv/pci.h | 11 ++- >drivers/pci/probe.c | 6 +- >13 files changed, 462 insertions(+), 144 deletions(-) > >Thanks, >Gavin > >_______________________________________________ >Linuxppc-dev mailing list >Linuxppc-dev@lists.ozlabs.org >https://lists.ozlabs.org/listinfo/linuxppc-dev > _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
