Merge tag 'for-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux...

[deliverable/linux.git] / arch / arc / kernel / process.c

diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c
index fdd89715d2d3783f8a1302513c10a15d138ded91..98c00a2d4dd9a57f1c503ac2ebb6d63a3f1a76b4 100644 (file)
--- a/arch/arc/kernel/process.c
+++ b/arch/arc/kernel/process.c
@@ -192,29 +192,6 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
        return 0;
 }
 
-/*
- * API: expected by schedular Code: If thread is sleeping where is that.
- * What is this good for? it will be always the scheduler or ret_from_fork.
- * So we hard code that anyways.
- */
-unsigned long thread_saved_pc(struct task_struct *t)
-{
-       struct pt_regs *regs = task_pt_regs(t);
-       unsigned long blink = 0;
-
-       /*
-        * If the thread being queried for in not itself calling this, then it
-        * implies it is not executing, which in turn implies it is sleeping,
-        * which in turn implies it got switched OUT by the schedular.
-        * In that case, it's kernel mode blink can reliably retrieved as per
-        * the picture above (right above pt_regs).
-        */
-       if (t != current && t->state != TASK_RUNNING)
-               blink = *((unsigned int *)regs - 1);
-
-       return blink;
-}
-
 int elf_check_arch(const struct elf32_hdr *x)
 {
        unsigned int eflags;