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[Qemu-devel] [PATCH 6/8] tcg/tci: disable MTTCG if TCI is enabled
From: |
Philippe Mathieu-Daudé |
Subject: |
[Qemu-devel] [PATCH 6/8] tcg/tci: disable MTTCG if TCI is enabled |
Date: |
Wed, 28 Jun 2017 22:02:58 -0300 |
TCI + MTTCG cause strange errors...
$ arm-softmmu/qemu-system-arm -machine raspi2 -cpu cortex-a7 -smp 4 -accel
tcg,thread=multi -kernel kernel7.img
qemu-system-arm: Guest expects a stronger memory ordering than the host
provides
This may cause strange/hard to debug errors
Segmentation fault (core dumped)
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
configure | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/configure b/configure
index c571ad14e5..510f443e06 100755
--- a/configure
+++ b/configure
@@ -6225,7 +6225,11 @@ fi
if test "$target_softmmu" = "yes" ; then
echo "CONFIG_SOFTMMU=y" >> $config_target_mak
if test "$mttcg" = "yes" ; then
- echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
+ if test "$tcg_interpreter" = "yes" ; then
+ echo "TCI enabled, disabling MTTCG"
+ else
+ echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
+ fi
fi
fi
if test "$target_user_only" = "yes" ; then
--
2.13.1