linux-kernel - Re: [linus:master] [vfs] 681ce86235: filebench.sum

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Date: Wed, 29 May 2024 09:38:08 -0700
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: kernel test robot <oliver.sang@...el.com>
Cc: Yafang Shao <laoar.shao@...il.com>, oe-lkp@...ts.linux.dev, lkp@...el.com, 
	linux-kernel@...r.kernel.org, Al Viro <viro@...iv.linux.org.uk>, 
	Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>, Waiman Long <longman@...hat.com>, 
	Matthew Wilcox <willy@...radead.org>, Wangkai <wangkai86@...wei.com>, 
	Colin Walters <walters@...bum.org>, linux-fsdevel@...r.kernel.org, ying.huang@...el.com, 
	feng.tang@...el.com, fengwei.yin@...el.com
Subject: Re: [linus:master] [vfs] 681ce86235: filebench.sum_operations/s -7.4% regression

On Tue, 28 May 2024 at 22:52, kernel test robot <oliver.sang@...el.com> wrote:
>
> kernel test robot noticed a -7.4% regression of filebench.sum_operations/s on:
>
> commit: 681ce8623567 ("vfs: Delete the associated dentry when deleting a file")

Well, there we are. I guess I'm reverting this, and we're back to the
drawing board for some of the other alternatives to fixing Yafang's
issue.

Al, did you decide on what approach you'd prefer?

                     Linus