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Re: [Qemu-devel] [PATCH] main-loop: Suppress I/O thread warning under qt
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH] main-loop: Suppress I/O thread warning under qtest |
Date: |
Tue, 1 Nov 2016 16:08:09 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 |
On 17/10/2016 20:09, Max Reitz wrote:
> We do not want to display the "I/O thread spun" warning for test cases
> that run under qtest. The first attempt for this (commit
> 01c22f2cdd4fcf02276ea10f48253850a5fd7259) tested whether qtest_enabled()
> was true.
>
> Commit 21a24302e85024dd7b2a151158adbc1f5dc5c4dd correctly recognized
> that just testing qtest_enabled() is not sufficient since there are some
> tests that do not use the qtest accelerator but just the qtest character
> device, and thus replaced qtest_enabled() by qtest_driver().
>
> However, there are also some tests that only use the qtest accelerator
> and not the qtest chardev; perhaps most notably the bash iotests.
> Therefore, we have to check both qtest_enabled() and qtest_driver().
>
> Signed-off-by: Max Reitz <address@hidden>
> ---
> main-loop.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/main-loop.c b/main-loop.c
> index 6a7f8d3..889b5bf 100644
> --- a/main-loop.c
> +++ b/main-loop.c
> @@ -232,7 +232,7 @@ static int os_host_main_loop_wait(int64_t timeout)
> if (!timeout && (spin_counter > MAX_MAIN_LOOP_SPIN)) {
> static bool notified;
>
> - if (!notified && !qtest_driver()) {
> + if (!notified && !qtest_enabled() && !qtest_driver()) {
> fprintf(stderr,
> "main-loop: WARNING: I/O thread spun for %d
> iterations\n",
> MAX_MAIN_LOOP_SPIN);
>
Finally queued, thanks.
Paolo
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