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Message-ID: <20200910151828.GD1236603@ZenIV.linux.org.uk>
Date:   Thu, 10 Sep 2020 16:18:28 +0100
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Rich Felker <dalias@...c.org>
Cc:     linux-api@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] vfs: add fchmodat2 syscall

On Thu, Sep 10, 2020 at 10:23:37AM -0400, Rich Felker wrote:

> It was determined (see glibc issue #14578 and commit a492b1e5ef) that,
> on some filesystems, performing chmod on the link itself produces a
> change in the inode's access mode, but returns an EOPNOTSUPP error.

Which filesystem types are those?

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