sh: Fix up FPU build for SH5

After the recent FPU optimisation commit the signature of save_fpu()
changed. "regs" wasn't used in the implementation of save_fpu() anyway.

Signed-off-by: Matt Fleming <matt@console-pimps.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/kernel/cpu/sh5/fpu.c b/arch/sh/kernel/cpu/sh5/fpu.c
index dd4f51f..4648cce 100644 (file)
--- a/arch/sh/kernel/cpu/sh5/fpu.c
+++ b/arch/sh/kernel/cpu/sh5/fpu.c
@@ -34,7 +34,7 @@ static union sh_fpu_union init_fpuregs = {
        }
 };
 
-void save_fpu(struct task_struct *tsk, struct pt_regs *regs)
+void save_fpu(struct task_struct *tsk)
 {
        asm volatile("fst.p     %0, (0*8), fp0\n\t"
                     "fst.p     %0, (1*8), fp2\n\t"
@@ -153,7 +153,7 @@ do_fpu_state_restore(unsigned long ex, struct pt_regs *regs)
        enable_fpu();
        if (last_task_used_math != NULL)
                /* Other processes fpu state, save away */
-               save_fpu(last_task_used_math, regs);
+               save_fpu(last_task_used_math);
 
         last_task_used_math = current;
         if (used_math()) {

diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c
index 359b8a2..31f80c6 100644 (file)
--- a/arch/sh/kernel/process_64.c
+++ b/arch/sh/kernel/process_64.c
@@ -404,7 +404,7 @@ int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu)
        if (fpvalid) {
                if (current == last_task_used_math) {
                        enable_fpu();
-                       save_fpu(tsk, regs);
+                       save_fpu(tsk);
                        disable_fpu();
                        last_task_used_math = 0;
                        regs->sr |= SR_FD;
@@ -431,7 +431,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
 #ifdef CONFIG_SH_FPU
        if(last_task_used_math == current) {
                enable_fpu();
-               save_fpu(current, regs);
+               save_fpu(current);
                disable_fpu();
                last_task_used_math = NULL;
                regs->sr |= SR_FD;

diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c
index 952da83..873ebdc 100644 (file)
--- a/arch/sh/kernel/ptrace_64.c
+++ b/arch/sh/kernel/ptrace_64.c
@@ -82,7 +82,7 @@ get_fpu_long(struct task_struct *task, unsigned long addr)
 
        if (last_task_used_math == task) {
                enable_fpu();
-               save_fpu(task, regs);
+               save_fpu(task);
                disable_fpu();
                last_task_used_math = 0;
                regs->sr |= SR_FD;
@@ -118,7 +118,7 @@ put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data)
                set_stopped_child_used_math(task);
        } else if (last_task_used_math == task) {
                enable_fpu();
-               save_fpu(task, regs);
+               save_fpu(task);
                disable_fpu();
                last_task_used_math = 0;
                regs->sr |= SR_FD;

diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c
index feb3ddd..ce76dbd 100644 (file)
--- a/arch/sh/kernel/signal_64.c
+++ b/arch/sh/kernel/signal_64.c
@@ -314,7 +314,7 @@ setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc)
 
        if (current == last_task_used_math) {
                enable_fpu();
-               save_fpu(current, regs);
+               save_fpu(current);
                disable_fpu();
                last_task_used_math = NULL;
                regs->sr |= SR_FD;

diff --git a/arch/sh/kernel/traps_64.c b/arch/sh/kernel/traps_64.c
index 75c0cbe..d86f531 100644 (file)
--- a/arch/sh/kernel/traps_64.c
+++ b/arch/sh/kernel/traps_64.c
@@ -600,7 +600,7 @@ static int misaligned_fpu_load(struct pt_regs *regs,
                   indexed by register number. */
                if (last_task_used_math == current) {
                        enable_fpu();
-                       save_fpu(current, regs);
+                       save_fpu(current);
                        disable_fpu();
                        last_task_used_math = NULL;
                        regs->sr |= SR_FD;
@@ -673,7 +673,7 @@ static int misaligned_fpu_store(struct pt_regs *regs,
                   indexed by register number. */
                if (last_task_used_math == current) {
                        enable_fpu();
-                       save_fpu(current, regs);
+                       save_fpu(current);
                        disable_fpu();
                        last_task_used_math = NULL;
                        regs->sr |= SR_FD;