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replay: exception replay fix

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This patch fixes replaying the exception when TB cache is full.
It breaks cpu loop execution through setting exception_index
to process such queued work as TB flush.

v8: moved setting of exeption_index to tb_gen_code

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-Id: <20170126123418.5412.33815.stgit@PASHA-ISP>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Pavel Dovgalyuk 2017-01-26 15:34:18 +03:00 committed by Paolo Bonzini
parent 9c2037d0a4
commit 8499c8fca1
1 changed files with 2 additions and 0 deletions
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2
translate-all.c
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@ -1290,6 +1290,8 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
/* flush must be done */ /* flush must be done */
tb_flush(cpu); tb_flush(cpu);
mmap_unlock(); mmap_unlock();
/* Make the execution loop process the flush as soon as possible. */
cpu->exception_index = EXCP_INTERRUPT;
cpu_loop_exit(cpu); cpu_loop_exit(cpu);
} }