Module twizzler_abi::upcall

Functions for handling upcalls from the kernel.

Structs

• ExceptionInfo
  Information about an exception.
• MemoryContextViolationInfo
  Information about a non-object-related memory access violation.
• ObjectMemoryFaultInfo
  Information about a memory access error to an object.
• UpcallData
  A collection of data about this upcall, and the UpcallInfo for this particular upcall.
• UpcallFlags
  Flags controlling upcall handling.
• UpcallFrame
  Arch-specific frame info for upcall.
• UpcallHandlerFlags
  Flags passed to the upcall handler in UpcallData.
• UpcallOptions
  Options for a single upcall.
• UpcallTarget
  Information for handling an upcall, per-thread. By default, a thread starts with all these fields initialized to zero, and the mode set to UpcallMode::Abort.

Enums

• MemoryAccessKind
  Kinds of memory access.
• ObjectMemoryError
  Kinds of object memory errors.
• UpcallInfo
  Possible upcall reasons and info.
• UpcallMode
  Possible modes for upcall handling.

Constants

• UPCALL_EXIT_CODE
  The exit code the kernel will use when killing a thread that cannot handle an upcall (e.g. the kernel fails to push the upcall stack frame, or the mode is set to UpcallMode::Abort).