Re: [Qemu-devel] [PATCH v6 11/14] qemu-io: adds option to use aio engine

[Stefan Hajnoczi]

On Fri, Jul 19, 2019 at 07:05:27PM +0530, Aarushi Mehta wrote:
> Use -i AIOMODE instead of -k.
> 
> Signed-off-by: Aarushi Mehta <address@hidden>
> ---
>  qemu-io.c | 25 ++++++++++++++++---------
>  1 file changed, 16 insertions(+), 9 deletions(-)
> 
> diff --git a/qemu-io.c b/qemu-io.c
> index f64eca6940..3cee06248e 100644
> --- a/qemu-io.c
> +++ b/qemu-io.c
> @@ -130,7 +130,7 @@ static void open_help(void)
>  " -C, -- use copy-on-read\n"
>  " -n, -- disable host cache, short for -t none\n"
>  " -U, -- force shared permissions\n"
> -" -k, -- use kernel AIO implementation (on Linux only)\n"
> +" -i, -- use AIO mode (threads, native or io_uring)"

Please keep the existing option for backwards compatibility.  Existing
command-lines must continue to work so we don't inconvenience users.

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