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exec: introduce cpu_reload_memory_map

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This for now is a simple TLB flush.  This can change later for two
reasons:

1) an AddressSpaceDispatch will be cached in the CPUState object

2) it will not be possible to do tlb_flush once the TCG-generated code
runs outside the BQL.

Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-01-15 12:46:47 +01:00
parent 8b5c216025
commit 76e5c76f2e
3 changed files with 8 additions and 1 deletions
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6
cpu-exec.c
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@ -141,6 +141,12 @@ void cpu_resume_from_signal(CPUState *cpu, void *puc)
cpu->exception_index = -1;
siglongjmp(cpu->jmp_env, 1);
}
void cpu_reload_memory_map(CPUState *cpu)
{
/* The TLB is protected by the iothread lock. */
tlb_flush(cpu, 1);
}
#endif
/* Execute a TB, and fix up the CPU state afterwards if necessary */