Commit a0137f16 authored Apr 06, 2020 by Anshuman Khandual Committed by Linus Torvalds Apr 07, 2020

mm/vma: replace all remaining open encodings with vma_is_anonymous()



This replaces all remaining open encodings with vma_is_anonymous().

Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Guo Ren <guoren@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nick Piggin <npiggin@gmail.com>
Cc: Paul Burton <paulburton@kernel.org>
Cc: Paul Mackerras <paulus@ozlabs.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Link: http://lkml.kernel.org/r/1582520593-30704-5-git-send-email-anshuman.khandual@arm.com


Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 03911132

mm/gup.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -351,7 +351,8 @@ static struct page no_page_table(struct vm_area_struct vma,
		* But we can only make this optimization where a hole would surely
		* be zero-filled if handle_mm_fault() actually did handle it.
		*/
		if ((flags & FOLL_DUMP) && (!vma->vm_ops \|\| !vma->vm_ops->fault))
		if ((flags & FOLL_DUMP) &&
		(vma_is_anonymous(vma) \|\| !vma->vm_ops->fault))
		return ERR_PTR(-EFAULT);
		return NULL;
		}

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