Re: [PATCH v2] chardev: introduce 'reconnect-ms' and deprecate 'reconnect'

[Markus Armbruster <armbru@redhat.com>]

Daniil Tatianin <d-tatianin@yandex-team.ru> writes:

> The 'reconnect' option only allows to specify the time in seconds,
> which is way too long for certain workflows.
>
> We have a lightweight disk backend server, which takes about 20ms to
> live update, but due to this limitation in QEMU, previously the guest
> disk controller would hang for one second because it would take this
> long for QEMU to reinitialize the socket connection.
>
> Introduce a new option called 'reconnect-ms', which is the same as
> 'reconnect', except the value is treated as milliseconds. These are
> mutually exclusive and specifying both results in an error.
>
> 'reconnect' is also deprecated by this commit to make it possible to
> remove it in the future as to not keep two options that control the
> same thing.
>
> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
> Acked-by: Peter Krempa <pkrempa@redhat.com>
> Signed-off-by: Daniil Tatianin <d-tatianin@yandex-team.ru>

Tested-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>