accel/tcg: Improve tb_flush usage

[PATCH 10/11] accel/tcg: Use EXCP_TB_FLUSH in tb_gen_code

Richard Henderson posted 11 patches 9 hours ago

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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>, Nicholas Piggin <npiggin@gmail.com>, Harsh Prateek Bora <harshpb@linux.ibm.com>, Laurent Vivier <laurent@vivier.eu>, Alexandre Iooss <erdnaxe@crans.org>, Mahmoud Mandour <ma.mandourr@gmail.com>, Pierrick Bouvier <pierrick.bouvier@linaro.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>

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[PATCH 10/11] accel/tcg: Use EXCP_TB_FLUSH in tb_gen_code

Posted by Richard Henderson 9 hours ago

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 accel/tcg/translate-all.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index d468667b0d..d7cc346414 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -288,11 +288,8 @@ TranslationBlock *tb_gen_code(CPUState *cpu, TCGTBCPUState s)
     assert_no_pages_locked();
     tb = tcg_tb_alloc(tcg_ctx);
     if (unlikely(!tb)) {
-        /* 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->exception_index = EXCP_TB_FLUSH;
         cpu_loop_exit(cpu);
     }
 
-- 
2.43.0