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-rw-r--r--arch/sh/kernel/dump_task.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/sh/kernel/dump_task.c b/arch/sh/kernel/dump_task.c
new file mode 100644
index 00000000000..4a8a4083ff0
--- /dev/null
+++ b/arch/sh/kernel/dump_task.c
@@ -0,0 +1,31 @@
+#include <linux/elfcore.h>
+#include <linux/sched.h>
+
+/*
+ * Capture the user space registers if the task is not running (in user space)
+ */
+int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
+{
+ struct pt_regs ptregs;
+
+ ptregs = *task_pt_regs(tsk);
+ elf_core_copy_regs(regs, &ptregs);
+
+ return 1;
+}
+
+int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpu)
+{
+ int fpvalid = 0;
+
+#if defined(CONFIG_SH_FPU)
+ fpvalid = !!tsk_used_math(tsk);
+ if (fpvalid) {
+ unlazy_fpu(tsk, task_pt_regs(tsk));
+ memcpy(fpu, &tsk->thread.fpu.hard, sizeof(*fpu));
+ }
+#endif
+
+ return fpvalid;
+}
+