Am 10.11.2025 um 16:48 hat Hanna Czenczek geschrieben:
> Hi,
> 
> See the v1 cover letter for a general overview:
> 
> https://lists.nongnu.org/archive/html/qemu-block/2025-10/msg00501.html
> 
> Changes in v2:
> - Kept `.ret = EINPGORESS`-style initializations where they already had
>   been (curl, nvme)
> - Dropped trivial BH waking code (i.e. which can be directly replaced by
>   aio_co_wake()) in iscsi, nfs, nvme
> - curl: Yield in curl_do_preadv() (former curl_setup_preadv()) and
>   curl_find_buf() instead of returning whether curl_co_preadv() has to
>   yield or not
> - nvme: Added a patch that annotates some functions (primarily BHs and
>   CBs) with which AioContext they (must) run in
> - qcow2 cache-cleaning timer: Run the timer as a coroutine instead of in
>   a timer CB; use a CoQueue to await it exiting instead of polling
>   (well, we still need to poll in case we don’t run in a coroutine, but
>   that’s standard procedure, I believe)
>   - The need to initialize the CoQueue showed that there is a code path
>     in qcow2 that doesn’t initialize its CoMutex.  Added a patch to do
>     that.
>   - Also added a patch to have the timer use realtime instead of virtual
>     time.

I'll still wait for your answer on patch 12 before applying (and
possibly making that last change), but you can already have:

Reviewed-by: Kevin Wolf <[email protected]>


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