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um: Set __HAVE_ARCH_GATE_AREA for i386
authorRichard Weinberger <richard@nod.at>
Tue, 26 Jul 2011 00:12:53 +0000 (17:12 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 26 Jul 2011 03:57:13 +0000 (20:57 -0700)
commit548f0a4e02f6fa33278e77a2a6477cdeb512317f
treec1e3830dd6ad0561745452134ec64fd1fa7656a2tree | snapshot (tar.gz zip)
parentb743ac54e54ca18fb7164a97cc77cf1ccee0b0f7commit | diff
um: Set __HAVE_ARCH_GATE_AREA for i386

When UML is unable to reuse the host's vDSO FIXADDR_USER_START is zero.
To handle this special case correclty we have to implement custom gate
area helper methods.

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-i386/Makefile diff | blob | blame | history
arch/um/sys-i386/asm/elf.h diff | blob | blame | history
arch/um/sys-i386/mem.c [new file with mode: 0644] blob