Marcel Moolenaar 9f011bca82 Lock busdma operations and serialize detach against open/close ...

Use sx to allow M_WAITOK allocations (suggested by markj).

admbugs: 782
Reviewed by:	markj

2019-07-04 02:51:34 +00:00

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proto_bus_isa.c

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proto_bus_pci.c

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proto_busdma.c

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proto_busdma.h

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proto_core.c

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proto_dev.h

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proto.h

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