This patchset exposes the AER stats via the sysfs attributes. Patchset v2 has minor changes to v1 based on the review comments, no functional change. Primarily: * Fix license header * Use tabs instead of spaces * Remove use on unlikely() etc * Move documentation to Documentation/ABI/ Rajat Jain (5): PCI/AER: Define and allocate aer_stats structure for AER capable devices PCI/AER: Add sysfs stats for AER capable devices PCI/AER: Add sysfs attributes to provide breakdown of AERs PCI/AER: Add sysfs attributes for rootport cumulative stats Documentation/ABI: Add details of PCI AER statistics .../testing/sysfs-bus-pci-devices-aer_stats | 103 ++++++++++ Documentation/PCI/pcieaer-howto.txt | 5 + drivers/pci/pci-sysfs.c | 3 + drivers/pci/pci.h | 4 +- drivers/pci/pcie/aer/Makefile | 2 +- drivers/pci/pcie/aer/aerdrv.h | 15 ++ drivers/pci/pcie/aer/aerdrv_core.c | 11 + drivers/pci/pcie/aer/aerdrv_errprint.c | 7 +- drivers/pci/pcie/aer/aerdrv_stats.c | 192 ++++++++++++++++++ drivers/pci/probe.c | 1 + include/linux/pci.h | 3 + 11 files changed, 342 insertions(+), 4 deletions(-) create mode 100644 Documentation/ABI/testing/sysfs-bus-pci-devices-aer_stats create mode 100644 drivers/pci/pcie/aer/aerdrv_stats.c -- 2.17.0.441.gb46fe60e1d-goog