linux-kernel - Re: [PATCH 3/9] VFS: Introduce a mount context

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Message-ID: <CAOssrKeJis7En48+c2rbxj5FVQgnrfB7ucmwfe55jDW_tttytQ@mail.gmail.com>
Date:   Wed, 10 May 2017 15:33:56 +0200
From:   Miklos Szeredi <mszeredi@...hat.com>
To:     Jeff Layton <jlayton@...hat.com>
Cc:     David Howells <dhowells@...hat.com>,
        viro <viro@...iv.linux.org.uk>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        linux-nfs@...r.kernel.org, lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/9] VFS: Introduce a mount context

> That's why I liked the static string thing.  It's just one assignment
> and no worries about freeing.  Not sure what to do about modules,
> though.  Can we somehow move the cost of checking the validity to the
> place where the error is retrieved?

I'm thinking along the lines of not allowing module virtual addresses
to be recycled after module remove...

Thanks,
Miklos