linux-kernel - Re: [PATCH 19/19] nfs: switch to

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Message-ID: <20250213180151.GW1977892@ZenIV>
Date: Thu, 13 Feb 2025 18:01:51 +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 19/19] nfs: switch to _async for all directory ops.

On Thu, Feb 13, 2025 at 04:09:31AM +0000, Al Viro wrote:
> > > +	} while (PTR_ERR_OR_ZERO(sdentry) == -EEXIST); /* need negative lookup */
> > 
> > What's wrong with sdentry == ERR_PTR(-EEXIST)?
> 
> BTW, do you need to mess with NFS_DATA_BLOCKED with that thing in place?

That'd be NFS_FSDATA_BLOCKED, of course, and apparently it's still needed for
the "not busy, not sillyrenaming" cases in rename and unlink...

Nevermind, just looking into getting rid of d_drop/d_rehash on the AFS side
of things.