um: set __HAVE_ARCH_GATE_AREA for x86_64
commitfc9a00187ba1300a0baae8e613cc62598e1a7de7
authorRichard Weinberger <richard@nod.at>
Tue, 26 Jul 2011 00:12:54 +0000 (25 17:12 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 26 Jul 2011 03:57:13 +0000 (25 20:57 -0700)
tree37d79e9c6bc6d81a6b75b58e5513e25382e66342
parent548f0a4e02f6fa33278e77a2a6477cdeb512317f
um: set __HAVE_ARCH_GATE_AREA for x86_64

Implement arch_vma_name() and make get_gate_vma(), in_gate_area() and
in_gate_area_no_mm() a nop.

We need arch_vma_name() to support vDSO.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/um/sys-x86_64/Makefile
arch/um/sys-x86_64/asm/elf.h
arch/um/sys-x86_64/mem.c [new file with mode: 0644]