On 2022-06-20, "Paul E. McKenney" <paulmck@xxxxxxxxxx> wrote:
> The rcutorture test suite produces quite a bit of console output
> at the end of a test. This means that the new printk() kthreads
> are likely to be in the process of flushing output at the time of
> the torture_shutdown() function's call to kernel_power_off().
>
> This commit therefore invokes pr_flush(1000, true) to flush this
> pending console output before invoking kernel_power_off().
>
> Fixes: 8e274732115f ("printk: extend console_lock for per-console locking")
> Cc: John Ogness <john.ogness@xxxxxxxxxxxxx>
> Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
Reviewed-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
