Displaying 1 result from an estimated 1 matches for "irq_startup".
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irq_start
2013 Aug 29
6
[PATCH 2/3 v3] Refactor MSI restore call-chain to drop unnecessary argument
Driver init call graph under baremetal:
driver_init->
msix_capability_init->
msix_program_entries->
msix_mask_irq->
entry->masked = 1
request_irq->
__setup_irq->
irq_startup->
unmask_msi_irq->
msix_mask_irq->
entry->masked = 0
So entry->masked is always updated with newest value and its value could be used
to restore to mask register in device.
But in initial domain (aka priviliged guest), it&...