linux-kernel - Re: [PATCH 13/19] VFS: lock dentry for ->revalidate to avoid races with rename etc

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Message-ID: <20250207202839.GI1977892@ZenIV>
Date: Fri, 7 Feb 2025 20:28:39 +0000
From: Al Viro <viro@...iv.linux.org.uk>
To: NeilBrown <neilb@...e.de>
Cc: Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Jeff Layton <jlayton@...nel.org>,
	Dave Chinner <david@...morbit.com>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 13/19] VFS: lock dentry for ->revalidate to avoid races
 with rename etc

On Thu, Feb 06, 2025 at 04:42:50PM +1100, NeilBrown wrote:

> +	if (dentry->d_flags & LOOKUP_RCU) {

Really?