x86, fs: Fix x86 procfs stack information for threads on 64-bit

[pandora-kernel.git] / arch / x86 / kernel / process_64.c

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index ad535b6..eb62cbc 100644 (file)
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -664,3 +664,8 @@ long sys_arch_prctl(int code, unsigned long addr)
        return do_arch_prctl(current, code, addr);
 }
 
+unsigned long KSTK_ESP(struct task_struct *task)
+{
+       return (test_tsk_thread_flag(task, TIF_IA32)) ?
+                       (task_pt_regs(task)->sp) : ((task)->thread.usersp);
+}