From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: David Laight <David.Laight@ACULAB.COM>
Cc: "'Ard Biesheuvel'" <ard.biesheuvel@linaro.org>,
Dave Young <dyoung@redhat.com>,
Matt Fleming <matt@codeblueprint.co.uk>,
Linus Torvalds <torvalds@linux-foundation.org>,
"Tobin C. Harding" <me@tobin.cc>,
LKML <linux-kernel@vger.kernel.org>,
"linux-efi@vger.kernel.org" <linux-efi@vger.kernel.org>
Subject: Re: [GIT PULL] hash addresses printed with %p
Date: Mon, 4 Dec 2017 15:00:12 +0100 [thread overview]
Message-ID: <20171204140012.GA8744@kroah.com> (raw)
In-Reply-To: <d455baafa3d44669a774c7d555c01416@AcuMS.aculab.com>
On Mon, Dec 04, 2017 at 12:51:13PM +0000, David Laight wrote:
> From: Ard Biesheuvel
> > Sent: 04 December 2017 10:03
> ...
> > and uses __ATTR_RO() to emit initializers for it. __ATTR() initializes
> > the .store member as well, which does not exists, and so it cannot be
> > used directly.
> >
> > So we should either add a .store member that is always NULL, or we
> > should add our own
> >
> > #define __ATTR_0400(_name) { \
> > .attr = { .name = __stringify(_name), .mode = 0400 }, \
> > .show = _name##_show, \
> > }
>
> What about an __ATTR_RO_MODE(name, mode) that doesn't set the .store member.
> Even if the mode allowed write, writes wouldn't happen.
Ah, that might work, could you convert the other users of __ATTR() in
the efi code to use it as well?
thanks,
greg k-h
next prev parent reply other threads:[~2017-12-04 14:00 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-29 4:59 [GIT PULL] hash addresses printed with %p Tobin C. Harding
2017-11-29 19:22 ` Linus Torvalds
2017-11-29 19:39 ` Linus Torvalds
2017-11-29 20:54 ` Joe Perches
2017-11-29 21:05 ` Linus Torvalds
2017-11-29 21:31 ` Kees Cook
2017-11-29 21:08 ` Tobin C. Harding
2017-11-29 21:14 ` Linus Torvalds
2017-11-29 21:28 ` Tobin C. Harding
2017-11-29 21:36 ` Linus Torvalds
2017-11-30 16:32 ` Greg Kroah-Hartman
2017-11-30 17:10 ` Greg Kroah-Hartman
2017-11-30 17:18 ` Ard Biesheuvel
2017-12-01 9:48 ` Greg Kroah-Hartman
2017-12-01 9:54 ` Ard Biesheuvel
2017-12-01 15:34 ` Greg Kroah-Hartman
2017-12-01 16:33 ` Kees Cook
2017-12-02 8:51 ` Ard Biesheuvel
2017-12-02 22:22 ` Matt Fleming
2017-12-03 1:15 ` Dave Young
2017-12-04 2:02 ` Dave Young
2017-12-04 2:33 ` Joe Perches
2017-12-04 2:39 ` Dave Young
2017-12-04 7:36 ` Greg Kroah-Hartman
2017-12-04 9:29 ` Dave Young
2017-12-04 9:34 ` Greg Kroah-Hartman
2017-12-04 9:48 ` Ard Biesheuvel
2017-12-04 9:59 ` Greg Kroah-Hartman
2017-12-04 10:03 ` Ard Biesheuvel
2017-12-04 10:11 ` Greg Kroah-Hartman
2017-12-04 12:51 ` David Laight
2017-12-04 14:00 ` Greg Kroah-Hartman [this message]
2017-12-05 5:14 ` Dave Young
2017-12-05 8:09 ` Greg Kroah-Hartman
2017-12-05 8:45 ` Dave Young
2017-12-05 8:52 ` Greg Kroah-Hartman
2017-12-05 9:25 ` Ard Biesheuvel
2017-12-05 10:15 ` Greg Kroah-Hartman
2017-12-05 9:32 ` Dave Young
2017-12-05 9:24 ` Dave Young
2017-12-05 10:14 ` Greg Kroah-Hartman
2017-11-30 23:17 ` Linus Torvalds
2017-12-01 9:47 ` Greg Kroah-Hartman
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