On Fri, May 22, 2020 at 12:07:47 -0400, Robert Foley wrote:
> Fixed several tsan warnings. e.g.
>
> WARNING: ThreadSanitizer: data race (pid=35425)
> Read of size 1 at 0x557cd83aee28 by thread T7:
> #0 curr_cflags include/exec/exec-all.h:460:13
> (qemu-system-aarch64+0x4b7f27)
> #1 cpu_exec accel/tcg/cpu-exec.c:730:26 (qemu-system-aarch64+0x4b7f27)
> #2 tcg_cpu_exec cpus.c:1415:11 (qemu-system-aarch64+0x45b9b6)
> #3 qemu_tcg_cpu_thread_fn cpus.c:1723:17 (qemu-system-aarch64+0x45b9b6)
> #4 qemu_thread_start util/qemu-thread-posix.c:519:9
> (qemu-system-aarch64+0xd431e0)
>
> Previous write of size 1 at 0x557cd83aee28 by thread T6:
> #0 cpu_exec_step_atomic accel/tcg/cpu-exec.c:254:23
> (qemu-system-aarch64+0x4b6caa)
> #1 qemu_tcg_cpu_thread_fn cpus.c:1741:17 (qemu-system-aarch64+0x45baca)
> #2 qemu_thread_start util/qemu-thread-posix.c:519:9
> (qemu-system-aarch64+0xd431e0)
>
> Location is global 'parallel_cpus' of size 1 at 0x557cd83aee28
> (qemu-system-aarch64+0x000001fb3e28)
>
> Cc: Richard Henderson <richard.hender...@linaro.org>
> Cc: Paolo Bonzini <pbonz...@redhat.com>
> Signed-off-by: Robert Foley <robert.fo...@linaro.org>
Reviewed-by: Emilio G. Cota <c...@braap.org>
E.
