Re: [PULL 14/21] migration/rdma: Unfold ram_control_after_iterate()

["Daniel P. Berrangé" <berrange@redhat.com>]

On Tue, May 30, 2023 at 08:25:24PM +0200, Juan Quintela wrote:
> Once there:
> - Remove unused data parameter
> - unfold it in its callers
> - change all callers to call qemu_rdma_registration_stop()
> 
> Reviewed-by: Peter Xu <peterx@redhat.com>
> Signed-off-by: Juan Quintela <quintela@redhat.com>
> Message-Id: <20230509120700.78359-4-quintela@redhat.com>
> ---
>  migration/qemu-file.h |  2 --
>  migration/rdma.h      |  3 +++
>  migration/qemu-file.c | 12 ------------
>  migration/ram.c       | 17 ++++++++++++++---
>  migration/rdma.c      |  6 ++----
>  5 files changed, 19 insertions(+), 21 deletions(-)
> 

> diff --git a/migration/rdma.c b/migration/rdma.c
> index 6ca89ff090..8001dcb960 100644
> --- a/migration/rdma.c
> +++ b/migration/rdma.c
> @@ -3891,15 +3891,14 @@ int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags)
>   * Inform dest that dynamic registrations are done for now.
>   * First, flush writes, if any.
>   */
> -static int qemu_rdma_registration_stop(QEMUFile *f,
> -                                       uint64_t flags, void *data)
> +int qemu_rdma_registration_stop(QEMUFile *f, uint64_t flags)
>  {
>      QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(qemu_file_get_ioc(f));

Again casting to a QIOChannelRDMA....

>      RDMAContext *rdma;
>      RDMAControlHeader head = { .len = 0, .repeat = 1 };
>      int ret = 0;
>  
> -    if (migration_in_postcopy()) {
> +    if (!migrate_rdma() || migration_in_postcopy()) {

...before checking if this is actually an RDMA migration


With regards,
Daniel
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