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  • Committer: Bazaar Package Importer
  • Author(s): Bastian Blank
  • Date: 2010-05-06 15:47:38 UTC
  • mto: (1.3.1) (15.1.1 sid) (4.1.1 experimental)
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20100506154738-agoz0rlafrh1fnq7
Tags: upstream-4.0.0
Import upstream version 4.0.0

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xen/common/event.c
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/******************************************************************************
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 * event.c
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 * 
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 * A nice interface for passing per-domain asynchronous events. 
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 * These events are handled in the hypervisor, prior to return
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 * to the guest OS.
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 * 
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 * Copyright (c) 2002, K A Fraser
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 */
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#include <xeno/config.h>
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#include <xeno/event.h>
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typedef void (*hyp_event_callback_fn_t)(void);
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/* Ordering must match definitions of _HYP_EVENT_* in xeno/sched.h */
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static hyp_event_callback_fn_t event_call_fn[] = 
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{
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    __enter_scheduler,
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    kill_domain,
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};
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/* Handle outstanding events for the currently-executing domain. */
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void do_hyp_events(void)
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{
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    int nr;
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    while ( (nr = ffs(current->hyp_events)) != 0 )
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        (event_call_fn[nr-1])();
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}