linux-kernel - Re: [RFC PATCH] fs: allow open(dir, O

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Message-ID: <20141103083447.GA8617@infradead.org>
Date:	Mon, 3 Nov 2014 00:34:47 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Andy Lutomirski <luto@...capital.net>,
	Christoph Hellwig <hch@...radead.org>,
	Al Viro <viro@...iv.linux.org.uk>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Eric Rannaud <e@...ocritical.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>
Subject: Re: [RFC PATCH] fs: allow open(dir, O_TMPFILE|..., 0) with mode 0

On Fri, Oct 31, 2014 at 11:53:09AM -0700, Linus Torvalds wrote:
> On Fri, Oct 31, 2014 at 11:44 AM, Andy Lutomirski <luto@...capital.net> wrote:
> >
> > Does the patch in this thread not fix that?
> 
> It should. Modulo the glibc problem that makes it hard to actually set
> the mode properly.

That doesn't help because we explicitly reject O_RDONLY when combined
with O_TMPFILE.
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