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um: disable scan_elf_aux() on x86_64

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Reusing the host's vDSO makes only sense on x86_32.

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>
This commit is contained in:
Richard Weinberger
2011-07-25 17:12:52 -07:00
committed by Linus Torvalds
parent 2a6d0ac182
commit b743ac54e5
3 changed files with 8 additions and 7 deletions
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4
arch/um/os-Linux/main.c
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@ -21,6 +21,8 @@
#define STACKSIZE (8 * 1024 * 1024)
#define THREAD_NAME_LEN (256)
long elf_aux_hwcap;
static void set_stklim(void)
{
struct rlimit lim;
@ -143,7 +145,9 @@ int __init main(int argc, char **argv, char **envp)
install_fatal_handler(SIGINT);
install_fatal_handler(SIGTERM);
#ifdef CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA
scan_elf_aux(envp);
#endif
do_uml_initcalls();
ret = linux_main(argc, argv);