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authorTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
committerTony Lindgren <tony@atomide.com>2010-03-02 01:19:05 +0300
commitd702d12167a2c05a346f49aac7a311d597762495 (patch)
treebaae42c299cce34d6df24b5d01f8b1d0b481bd9a /arch/sh/include/asm/fpu.h
parent9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 (diff)
parentac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (diff)
downloadlinux-d702d12167a2c05a346f49aac7a311d597762495.tar.xz
Merge with mainline to remove plat-omap/Kconfig conflict
Conflicts: arch/arm/plat-omap/Kconfig
Diffstat (limited to 'arch/sh/include/asm/fpu.h')
-rw-r--r--arch/sh/include/asm/fpu.h35
1 files changed, 12 insertions, 23 deletions
diff --git a/arch/sh/include/asm/fpu.h b/arch/sh/include/asm/fpu.h
index fb6bbb9b1cc8..06c4281aab65 100644
--- a/arch/sh/include/asm/fpu.h
+++ b/arch/sh/include/asm/fpu.h
@@ -2,8 +2,8 @@
#define __ASM_SH_FPU_H
#ifndef __ASSEMBLY__
-#include <linux/preempt.h>
-#include <asm/ptrace.h>
+
+struct task_struct;
#ifdef CONFIG_SH_FPU
static inline void release_fpu(struct pt_regs *regs)
@@ -16,22 +16,23 @@ static inline void grab_fpu(struct pt_regs *regs)
regs->sr &= ~SR_FD;
}
-struct task_struct;
-
extern void save_fpu(struct task_struct *__tsk);
-void fpu_state_restore(struct pt_regs *regs);
+extern void restore_fpu(struct task_struct *__tsk);
+extern void fpu_state_restore(struct pt_regs *regs);
+extern void __fpu_state_restore(void);
#else
-
-#define save_fpu(tsk) do { } while (0)
-#define release_fpu(regs) do { } while (0)
-#define grab_fpu(regs) do { } while (0)
-#define fpu_state_restore(regs) do { } while (0)
-
+#define save_fpu(tsk) do { } while (0)
+#define restore_fpu(tsk) do { } while (0)
+#define release_fpu(regs) do { } while (0)
+#define grab_fpu(regs) do { } while (0)
+#define fpu_state_restore(regs) do { } while (0)
+#define __fpu_state_restore(regs) do { } while (0)
#endif
struct user_regset;
extern int do_fpu_inst(unsigned short, struct pt_regs *);
+extern int init_fpu(struct task_struct *);
extern int fpregs_get(struct task_struct *target,
const struct user_regset *regset,
@@ -65,18 +66,6 @@ static inline void clear_fpu(struct task_struct *tsk, struct pt_regs *regs)
preempt_enable();
}
-static inline int init_fpu(struct task_struct *tsk)
-{
- if (tsk_used_math(tsk)) {
- if ((boot_cpu_data.flags & CPU_HAS_FPU) && tsk == current)
- unlazy_fpu(tsk, task_pt_regs(tsk));
- return 0;
- }
-
- set_stopped_child_used_math(tsk);
- return 0;
-}
-
#endif /* __ASSEMBLY__ */
#endif /* __ASM_SH_FPU_H */