Messages in this thread | | | Date | Thu, 2 Jun 2011 08:05:39 -0700 | From | Jesse Barnes <> | Subject | Re: [PATCH 7/9] PCIe, AER, add aer_recover_queue |
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On Tue, 17 May 2011 16:08:37 +0800 Huang Ying <ying.huang@intel.com> wrote:
> In addition to native PCIe AER, now APEI (ACPI Platform Error > Interface) GHES (Generic Hardware Error Source) can be used to report > PCIe AER errors too. To add support to APEI GHES PCIe AER recovery, > aer_recover_queue is added to export the recovery function in native > PCIe AER driver. > > Recoverable PCIe AER errors are reported via NMI in APEI GHES. Then > APEI GHES uses irq_work to delay the error processing into an IRQ > handler. But PCIe AER recovery can be very time-consuming, so > aer_recover_queue, which can be used in IRQ handler, delays the real > recovery action into the process context, that is, work queue.
Applied to linux-next, thanks.
-- Jesse Barnes, Intel Open Source Technology Center
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