Re: [PATCH v5 3/8] io_uring/cmd: Pass compat mode in issue_flags

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Breno Leitao <leitao@xxxxxxxxxx> writes:

> Create a new flag to track if the operation is running compat mode.
> This basically check the context->compat and pass it to the issue_flags,
> so, it could be queried later in the callbacks.
>
> Signed-off-by: Breno Leitao <leitao@xxxxxxxxxx>

Reviewed-by: Gabriel Krisman Bertazi <krisman@xxxxxxx>


> ---
>  include/linux/io_uring.h | 1 +
>  io_uring/uring_cmd.c     | 2 ++
>  2 files changed, 3 insertions(+)
>
> diff --git a/include/linux/io_uring.h b/include/linux/io_uring.h
> index 106cdc55ff3b..bc53b35966ed 100644
> --- a/include/linux/io_uring.h
> +++ b/include/linux/io_uring.h
> @@ -20,6 +20,7 @@ enum io_uring_cmd_flags {
>  	IO_URING_F_SQE128		= (1 << 8),
>  	IO_URING_F_CQE32		= (1 << 9),
>  	IO_URING_F_IOPOLL		= (1 << 10),
> +	IO_URING_F_COMPAT		= (1 << 11),
>  };
>  
>  struct io_uring_cmd {
> diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c
> index 537795fddc87..60f843a357e0 100644
> --- a/io_uring/uring_cmd.c
> +++ b/io_uring/uring_cmd.c
> @@ -128,6 +128,8 @@ int io_uring_cmd(struct io_kiocb *req, unsigned int issue_flags)
>  		issue_flags |= IO_URING_F_SQE128;
>  	if (ctx->flags & IORING_SETUP_CQE32)
>  		issue_flags |= IO_URING_F_CQE32;
> +	if (ctx->compat)
> +		issue_flags |= IO_URING_F_COMPAT;
>  	if (ctx->flags & IORING_SETUP_IOPOLL) {
>  		if (!file->f_op->uring_cmd_iopoll)
>  			return -EOPNOTSUPP;

-- 
Gabriel Krisman Bertazi



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