From c0d24e7f70816c8af51ebe9dc74aa276a81858dd Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Wed, 1 Mar 2017 11:28:04 +0100 Subject: [PATCH] target/nios2: take BQL around interrupt check The interrupt controller does not have its own locking. Signed-off-by: Paolo Bonzini --- target/nios2/op_helper.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/nios2/op_helper.c b/target/nios2/op_helper.c index 538853cda7..efb1c489c9 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 */