linux-kernel - Re: [RFC PATCH 2/2] mm: introduce budgt control in readahead

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Message-ID: <ZkQ1dsHKVttb7y4_@casper.infradead.org>
Date: Wed, 15 May 2024 05:09:26 +0100
From: Matthew Wilcox <willy@...radead.org>
To: "zhaoyang.huang" <zhaoyang.huang@...soc.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>, Jens Axboe <axboe@...nel.dk>,
	Tejun Heo <tj@...nel.org>, Josef Bacik <josef@...icpanda.com>,
	Baolin Wang <baolin.wang@...ux.alibaba.com>, linux-mm@...ck.org,
	linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
	cgroups@...r.kernel.org, Zhaoyang Huang <huangzhaoyang@...il.com>,
	steve.kang@...soc.com
Subject: Re: [RFC PATCH 2/2] mm: introduce budgt control in readahead

On Wed, May 15, 2024 at 09:23:50AM +0800, zhaoyang.huang wrote:
> +	unsigned long budgt = inode->i_sb->s_bdev ?
> +			blk_throttle_budgt(inode->i_sb->s_bdev) : 0;

NAK as previously explained.