Re: [PATCH] cfq: priority boost on meta/prio marked IO

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Jens Axboe <axboe@xxxxxxxxx> writes:

>> I went and checked, but I don't see it. Where is this?
>
> Ah now I see, you're looking at current -git. The patch is against
> for-4.8/core.

Ah, right, Mike's patches went in.

> Updated version below, dropping REQ_META and changing the naming
> s/meta/prio.
>
> diff --git a/block/blk-core.c b/block/blk-core.c
> index 32a283eb7274..3cfd67d006fb 100644
> --- a/block/blk-core.c
> +++ b/block/blk-core.c
> @@ -1781,6 +1781,11 @@ get_rq:
>  		rw_flags |= REQ_SYNC;
>
>  	/*
> +	 * Add in META/PRIO flags, if set, before we get to the IO scheduler
> +	 */
> +	rw_flags |= (bio->bi_rw & (REQ_META | REQ_PRIO));
> +
> +	/*

Do we still need to pass in META here?

-Jeff
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