Re: [Qemu-devel] [PATCH 3/5] coroutine-lock: convert CoQueue to use QemuLockable

[Richard Henderson <richard.henderson@linaro.org>]

On 02/03/2018 07:39 AM, Paolo Bonzini wrote:
> There are cases in which a queued coroutine must be restarted from
> non-coroutine context (with qemu_co_enter_next).  In this cases,
> qemu_co_enter_next also needs to be thread-safe, but it cannot use
> a CoMutex and so cannot qemu_co_queue_wait.  Use QemuLockable so
> that the CoQueue can interchangeably use CoMutex or QemuMutex.
> 
> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>  include/qemu/coroutine.h   |  6 +++++-
>  util/qemu-coroutine-lock.c | 12 +++++++-----
>  2 files changed, 12 insertions(+), 6 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>


r~