32 	struct crunch_sigframe *kframe;  in preserve_crunch_context()  local
35 	kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in preserve_crunch_context()
36 	kframe->magic = CRUNCH_MAGIC;  in preserve_crunch_context()
37 	kframe->size = CRUNCH_STORAGE_SIZE;  in preserve_crunch_context()
38 	crunch_task_copy(current_thread_info(), &kframe->storage);  in preserve_crunch_context()
39 	return __copy_to_user(frame, kframe, sizeof(*frame));  in preserve_crunch_context()
47 	struct crunch_sigframe *kframe;  in restore_crunch_context()  local
50 	kframe = (struct crunch_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in restore_crunch_context()
51 	if (__copy_from_user(kframe, frame, sizeof(*frame)))  in restore_crunch_context()
53 	if (kframe->magic != CRUNCH_MAGIC ||  in restore_crunch_context()
54 	    kframe->size != CRUNCH_STORAGE_SIZE)  in restore_crunch_context()
57 	crunch_task_restore(current_thread_info(), &kframe->storage);  in restore_crunch_context()
67 	struct iwmmxt_sigframe *kframe;  in preserve_iwmmxt_context()  local
71 	kframe = (struct iwmmxt_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in preserve_iwmmxt_context()
74 		kframe->magic = IWMMXT_MAGIC;  in preserve_iwmmxt_context()
75 		kframe->size = IWMMXT_STORAGE_SIZE;  in preserve_iwmmxt_context()
76 		iwmmxt_task_copy(current_thread_info(), &kframe->storage);  in preserve_iwmmxt_context()
84 		*kframe = (struct iwmmxt_sigframe) {  in preserve_iwmmxt_context()
90 	err = __copy_to_user(frame, kframe, sizeof(*kframe));  in preserve_iwmmxt_context()
100 	struct iwmmxt_sigframe *kframe;  in restore_iwmmxt_context()  local
103 	kframe = (struct iwmmxt_sigframe *)((unsigned long)(kbuf + 8) & ~7);  in restore_iwmmxt_context()
104 	if (__copy_from_user(kframe, frame, sizeof(*frame)))  in restore_iwmmxt_context()
114 	    kframe->magic != DUMMY_MAGIC)  in restore_iwmmxt_context()
117 	if (kframe->size != IWMMXT_STORAGE_SIZE)  in restore_iwmmxt_context()
121 		if (kframe->magic != IWMMXT_MAGIC)  in restore_iwmmxt_context()
124 		iwmmxt_task_restore(current_thread_info(), &kframe->storage);  in restore_iwmmxt_context()
137 	struct vfp_sigframe kframe;  in preserve_vfp_context()  local
140 	memset(&kframe, 0, sizeof(kframe));  in preserve_vfp_context()
141 	kframe.magic = VFP_MAGIC;  in preserve_vfp_context()
142 	kframe.size = VFP_STORAGE_SIZE;  in preserve_vfp_context()
144 	err = vfp_preserve_user_clear_hwstate(&kframe.ufp, &kframe.ufp_exc);  in preserve_vfp_context()
148 	return __copy_to_user(frame, &kframe, sizeof(kframe));  in preserve_vfp_context()