From cb62bd15e14e304617d250158b77d0deb032f032 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 6 Jul 2023 08:45:13 +0100 Subject: accel/tcg: Split out cpu_exec_longjmp_cleanup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Share the setjmp cleanup between cpu_exec_step_atomic and cpu_exec_setjmp. Reviewed-by: Alex Bennée Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard W.M. Jones Signed-off-by: Richard Henderson --- accel/tcg/cpu-exec.c | 43 +++++++++++++++++++------------------------ 1 file changed, 19 insertions(+), 24 deletions(-) (limited to 'accel') diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index ba1890a..31aa320 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -526,6 +526,23 @@ static void cpu_exec_exit(CPUState *cpu) } } +static void cpu_exec_longjmp_cleanup(CPUState *cpu) +{ + /* Non-buggy compilers preserve this; assert the correct value. */ + g_assert(cpu == current_cpu); + +#ifdef CONFIG_USER_ONLY + clear_helper_retaddr(); + if (have_mmap_lock()) { + mmap_unlock(); + } +#endif + if (qemu_mutex_iothread_locked()) { + qemu_mutex_unlock_iothread(); + } + assert_no_pages_locked(); +} + void cpu_exec_step_atomic(CPUState *cpu) { CPUArchState *env = cpu->env_ptr; @@ -568,16 +585,7 @@ void cpu_exec_step_atomic(CPUState *cpu) cpu_tb_exec(cpu, tb, &tb_exit); cpu_exec_exit(cpu); } else { -#ifdef CONFIG_USER_ONLY - clear_helper_retaddr(); - if (have_mmap_lock()) { - mmap_unlock(); - } -#endif - if (qemu_mutex_iothread_locked()) { - qemu_mutex_unlock_iothread(); - } - assert_no_pages_locked(); + cpu_exec_longjmp_cleanup(cpu); } /* @@ -1023,20 +1031,7 @@ static int cpu_exec_setjmp(CPUState *cpu, SyncClocks *sc) { /* Prepare setjmp context for exception handling. */ if (unlikely(sigsetjmp(cpu->jmp_env, 0) != 0)) { - /* Non-buggy compilers preserve this; assert the correct value. */ - g_assert(cpu == current_cpu); - -#ifdef CONFIG_USER_ONLY - clear_helper_retaddr(); - if (have_mmap_lock()) { - mmap_unlock(); - } -#endif - if (qemu_mutex_iothread_locked()) { - qemu_mutex_unlock_iothread(); - } - - assert_no_pages_locked(); + cpu_exec_longjmp_cleanup(cpu); } return cpu_exec_loop(cpu, sc); -- cgit v1.1