Messages in this thread Patch in this message | | | Date | Thu, 18 Feb 2016 12:22:38 -0800 | From | tip-bot for Dave Hansen <> | Subject | [tip:mm/pkeys] um, pkeys: Add UML arch_*_access_permitted() methods |
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Commit-ID: 9d95b1759e0504890049deb2de62e31d7c241c30 Gitweb: http://git.kernel.org/tip/9d95b1759e0504890049deb2de62e31d7c241c30 Author: Dave Hansen <dave.hansen@linux.intel.com> AuthorDate: Thu, 18 Feb 2016 10:35:57 -0800 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Thu, 18 Feb 2016 19:46:28 +0100
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> --- arch/um/include/asm/mmu_context.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h index 941527e..1a60e13 100644 --- a/arch/um/include/asm/mmu_context.h +++ b/arch/um/include/asm/mmu_context.h @@ -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 */
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