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Date: Mon, 4 Dec 2017 12:51:13 +0000 From: David Laight <David.Laight@...LAB.COM> To: 'Ard Biesheuvel' <ard.biesheuvel@...aro.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org> CC: Dave Young <dyoung@...hat.com>, Matt Fleming <matt@...eblueprint.co.uk>, Linus Torvalds <torvalds@...ux-foundation.org>, "Tobin C. Harding" <me@...in.cc>, LKML <linux-kernel@...r.kernel.org>, "linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org> Subject: RE: [GIT PULL] hash addresses printed with %p 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. David
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