Re: [PATCH 4/4] writeback: Add tracepoint to track pending inode switches

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To: Jan Kara <jack@xxxxxxx>
Subject: Re: [PATCH 4/4] writeback: Add tracepoint to track pending inode switches
From: Tejun Heo <tj@xxxxxxxxxx>
Date: Tue, 9 Sep 2025 06:57:27 -1000
Cc: Christian Brauner <brauner@xxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx
In-reply-to: <20250909144400.2901-8-jack@suse.cz>

On Tue, Sep 09, 2025 at 04:44:05PM +0200, Jan Kara wrote:
> Add trace_inode_switch_wbs_queue tracepoint to allow insight into how
> many inodes are queued to switch their bdi_writeback structure.
> 
> Signed-off-by: Jan Kara <jack@xxxxxxx>

Acked-by: Tejun Heo <tj@xxxxxxxxxx>

Thanks.

-- 
tejun

References:
- [PATCH 0/4] writeback: Avoid lockups when switching inodes
  - From: Jan Kara
- [PATCH 4/4] writeback: Add tracepoint to track pending inode switches
  - From: Jan Kara

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