Commit 9d95b175 authored Feb 18, 2016 by Dave Hansen Committed by Ingo Molnar Feb 18, 2016

um, pkeys: Add UML arch_*_access_permitted() methods



UML has a special mmu_context.h and needs updates whenever the generic one
is updated.

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Dave Hansen <dave@sr71.net>
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Richard Weinberger <richard@nod.at>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org
Cc: user-mode-linux-devel@lists.sourceforge.net
Cc: user-mode-linux-user@lists.sourceforge.net
Link: http://lkml.kernel.org/r/20160218183557.AE1DB383@viggo.jf.intel.com


Signed-off-by: Ingo Molnar <mingo@kernel.org>

parent 33a709b2

arch/um/include/asm/mmu_context.h

+14 −0

Original line number	Diff line number	Diff line
		@@ -27,6 +27,20 @@ static inline void arch_bprm_mm_init(struct mm_struct *mm,
		struct vm_area_struct *vma)
		{
		}

		static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,
		bool write, bool execute, bool foreign)
		{
		/* by default, allow everything */
		return true;
		}

		static inline bool arch_pte_access_permitted(pte_t pte, bool write)
		{
		/* by default, allow everything */
		return true;
		}

		/*
		* end asm-generic/mm_hooks.h functions
		*/