summaryrefslogtreecommitdiff
path: root/arch/sparc
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/processor_32.h3
-rw-r--r--arch/sparc/include/asm/processor_64.h2
-rw-r--r--arch/sparc/kernel/process_32.c8
-rw-r--r--arch/sparc/kernel/process_64.c19
4 files changed, 0 insertions, 32 deletions
diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h
index dd27159819eb..b395e5620c0b 100644
--- a/arch/sparc/include/asm/processor_32.h
+++ b/arch/sparc/include/asm/processor_32.h
@@ -67,9 +67,6 @@ struct thread_struct {
.current_ds = KERNEL_DS, \
}
-/* Return saved PC of a blocked thread. */
-unsigned long thread_saved_pc(struct task_struct *t);
-
/* Do necessary setup to start up a newly executed thread. */
static inline void start_thread(struct pt_regs * regs, unsigned long pc,
unsigned long sp)
diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h
index b58ee9018433..f04dc5a43062 100644
--- a/arch/sparc/include/asm/processor_64.h
+++ b/arch/sparc/include/asm/processor_64.h
@@ -89,9 +89,7 @@ struct thread_struct {
#include <linux/types.h>
#include <asm/fpumacro.h>
-/* Return saved PC of a blocked thread. */
struct task_struct;
-unsigned long thread_saved_pc(struct task_struct *);
/* On Uniprocessor, even in RMO processes see TSO semantics */
#ifdef CONFIG_SMP
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index b6dac8e980f0..9245f93398c7 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -177,14 +177,6 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp)
}
/*
- * Note: sparc64 has a pretty intricated thread_saved_pc, check it out.
- */
-unsigned long thread_saved_pc(struct task_struct *tsk)
-{
- return task_thread_info(tsk)->kpc;
-}
-
-/*
* Free current thread data structures etc..
*/
void exit_thread(struct task_struct *tsk)
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 1badc493e62e..b96104da5bd6 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -400,25 +400,6 @@ core_initcall(sparc_sysrq_init);
#endif
-unsigned long thread_saved_pc(struct task_struct *tsk)
-{
- struct thread_info *ti = task_thread_info(tsk);
- unsigned long ret = 0xdeadbeefUL;
-
- if (ti && ti->ksp) {
- unsigned long *sp;
- sp = (unsigned long *)(ti->ksp + STACK_BIAS);
- if (((unsigned long)sp & (sizeof(long) - 1)) == 0UL &&
- sp[14]) {
- unsigned long *fp;
- fp = (unsigned long *)(sp[14] + STACK_BIAS);
- if (((unsigned long)fp & (sizeof(long) - 1)) == 0UL)
- ret = fp[15];
- }
- }
- return ret;
-}
-
/* Free current thread data structures etc.. */
void exit_thread(struct task_struct *tsk)
{