33 	struct crunch_sigframe *kframe;  in preserve_crunch_context()  local
36 	kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in preserve_crunch_context()
37 	kframe->magic = CRUNCH_MAGIC;  in preserve_crunch_context()
38 	kframe->size = CRUNCH_STORAGE_SIZE;  in preserve_crunch_context()
39 	crunch_task_copy(current_thread_info(), &kframe->storage);  in preserve_crunch_context()
40 	return __copy_to_user(frame, kframe, sizeof(*frame));  in preserve_crunch_context()
46 	struct crunch_sigframe *kframe;  in restore_crunch_context()  local
49 	kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in restore_crunch_context()
50 	if (__copy_from_user(kframe, frame, sizeof(*frame)))  in restore_crunch_context()
52 	if (kframe->magic != CRUNCH_MAGIC ||  in restore_crunch_context()
53 	    kframe->size != CRUNCH_STORAGE_SIZE)  in restore_crunch_context()
55 	crunch_task_restore(current_thread_info(), &kframe->storage);  in restore_crunch_context()
65 	struct iwmmxt_sigframe *kframe;  in preserve_iwmmxt_context()  local
68 	kframe = (struct iwmmxt_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in preserve_iwmmxt_context()
69 	kframe->magic = IWMMXT_MAGIC;  in preserve_iwmmxt_context()
70 	kframe->size = IWMMXT_STORAGE_SIZE;  in preserve_iwmmxt_context()
71 	iwmmxt_task_copy(current_thread_info(), &kframe->storage);  in preserve_iwmmxt_context()
72 	return __copy_to_user(frame, kframe, sizeof(*frame));  in preserve_iwmmxt_context()
78 	struct iwmmxt_sigframe *kframe;  in restore_iwmmxt_context()  local
81 	kframe = (struct iwmmxt_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in restore_iwmmxt_context()
82 	if (__copy_from_user(kframe, frame, sizeof(*frame)))  in restore_iwmmxt_context()
84 	if (kframe->magic != IWMMXT_MAGIC ||  in restore_iwmmxt_context()
85 	    kframe->size != IWMMXT_STORAGE_SIZE)  in restore_iwmmxt_context()
87 	iwmmxt_task_restore(current_thread_info(), &kframe->storage);  in restore_iwmmxt_context()
97 	struct vfp_sigframe kframe;  in preserve_vfp_context()  local
100 	memset(&kframe, 0, sizeof(kframe));  in preserve_vfp_context()
101 	kframe.magic = VFP_MAGIC;  in preserve_vfp_context()
102 	kframe.size = VFP_STORAGE_SIZE;  in preserve_vfp_context()
104 	err = vfp_preserve_user_clear_hwstate(&kframe.ufp, &kframe.ufp_exc);  in preserve_vfp_context()
108 	return __copy_to_user(frame, &kframe, sizeof(kframe));  in preserve_vfp_context()