From: Jan Beulich Signed-off-by: Jan Beulich Signed-off-by: Andi Kleen Signed-off-by: Greg Kroah-Hartman --- arch/i386/kernel/sysenter.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) Index: 2.6/arch/i386/kernel/sysenter.c =================================================================== --- 2.6.orig/arch/i386/kernel/sysenter.c +++ 2.6/arch/i386/kernel/sysenter.c @@ -183,7 +183,9 @@ struct vm_area_struct *get_gate_vma(stru int in_gate_area(struct task_struct *task, unsigned long addr) { - return 0; + const struct vm_area_struct *vma = get_gate_vma(task); + + return vma && addr >= vma->vm_start && addr < vma->vm_end; } int in_gate_area_no_task(unsigned long addr) -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/