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authorPaolo Bonzini <pbonzini@redhat.com>2017-03-01 11:28:04 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2017-03-14 13:26:37 +0100
commitc0d24e7f70816c8af51ebe9dc74aa276a81858dd (patch)
tree910312fd8941b64c99db074c7278323a5d7bf523
parentb01a2d07c963e96dbd151f0db1eaa06f273acf34 (diff)
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target/nios2: take BQL around interrupt check
The interrupt controller does not have its own locking. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r--target/nios2/op_helper.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/target/nios2/op_helper.c b/target/nios2/op_helper.c
index 538853c..efb1c48 100644
--- a/target/nios2/op_helper.c
+++ b/target/nios2/op_helper.c
@@ -21,6 +21,7 @@
#include "cpu.h"
#include "exec/helper-proto.h"
#include "exec/cpu_ldst.h"
+#include "qemu/main-loop.h"
#if !defined(CONFIG_USER_ONLY)
void helper_mmu_read_debug(CPUNios2State *env, uint32_t rn)
@@ -35,7 +36,9 @@ void helper_mmu_write(CPUNios2State *env, uint32_t rn, uint32_t v)
void helper_check_interrupts(CPUNios2State *env)
{
+ qemu_mutex_lock_iothread();
nios2_check_interrupts(env);
+ qemu_mutex_unlock_iothread();
}
#endif /* !CONFIG_USER_ONLY */