From: Pavel Dovgalyuk <pavel.dovga...@ispras.ru>
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.dovga...@ispras.ru>
Message-Id: <20170126123418.5412.33815.stgit@PASHA-ISP>
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
---
translate-all.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/translate-all.c b/translate-all.c
index 2026293..6d2fcab 100644
--- a/translate-all.c
+++ b/translate-all.c
@@ -1290,6 +1290,8 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
/* flush must be done */
tb_flush(cpu);
mmap_unlock();
+ /* Make the execution loop process the flush as soon as possible. */
+ cpu->exception_index = EXCP_INTERRUPT;
cpu_loop_exit(cpu);
}
--
1.8.3.1
