125 	struct vfs_context *ectx = ctx;  in nullfs_get_patched_context()  local
129 		ectx = vfs_context_create(ctx);  in nullfs_get_patched_context()
130 		ucred = kauth_cred_derive(ectx->vc_ucred,  in nullfs_get_patched_context()
135 		kauth_cred_unref(&ectx->vc_ucred);  in nullfs_get_patched_context()
136 		ectx->vc_ucred = ucred;  in nullfs_get_patched_context()
138 	return ectx;  in nullfs_get_patched_context()
165 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_special_getattr()  local
179 			nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_special_getattr()
184 	int error = vnode_getattr(checkvp, &covered_rootattr, ectx);  in nullfs_special_getattr()
190 		nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_special_getattr()
255 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_special_getattr()
274 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_getattr()  local
278 		error = VNOP_GETATTR(lowervp, args->a_vap, ectx);  in nullfs_getattr()
297 					if (vnode_authorize(lowervp, NULL, KAUTH_VNODE_GENERIC_READ_BITS, ectx) == 0) {  in nullfs_getattr()
305 					if (vnode_authorize(lowervp, NULL, KAUTH_VNODE_GENERIC_EXECUTE_BITS, ectx) == 0) {  in nullfs_getattr()
324 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_getattr()
341 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_open()  local
346 		error = VNOP_OPEN(lvp, args->a_mode, ectx);  in nullfs_open()
350 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_open()
368 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_close()  local
374 		error = VNOP_CLOSE(lvp, args->a_fflag, ectx);  in nullfs_close()
378 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_close()
439 	vfs_context_t ectx     = nullfs_get_patched_context(null_mp, ap->a_context);  in null_special_lookup()  local
525 		error = null_get_lowerparent(null_mp->nullm_lowerrootvp, &ldvp, ectx);  in null_special_lookup()
528 			error = VNOP_LOOKUP(ldvp, &lvp, cnp, ectx);  in null_special_lookup()
547 	nullfs_cleanup_patched_context(null_mp, ectx);  in null_special_lookup()
568 	vfs_context_t ectx;  in null_lookup()  local
609 	ectx = nullfs_get_patched_context(null_mp, ap->a_context);  in null_lookup()
619 		nullfs_cleanup_patched_context(null_mp, ectx);  in null_lookup()
623 	error = VNOP_LOOKUP(ldvp, &lvp, cnp, ectx);  in null_lookup()
643 	nullfs_cleanup_patched_context(null_mp, ectx);  in null_lookup()
844 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, ap->a_context);  in nullfs_readdir()  local
849 		error = VNOP_READDIR(lvp, ap->a_uio, ap->a_flags, ap->a_eofflag, ap->a_numdirent, ectx);  in nullfs_readdir()
853 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_readdir()
869 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, ap->a_context);  in nullfs_readlink()  local
875 		error = VNOP_READLINK(lvp, ap->a_uio, ectx);  in nullfs_readlink()
883 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_readlink()
914 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_mmap()  local
919 		error = VNOP_MMAP(lvp, args->a_fflags, ectx);  in nullfs_mmap()
923 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_mmap()
940 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_mnomap()  local
945 		error = VNOP_MNOMAP(lvp, ectx);  in nullfs_mnomap()
949 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_mnomap()
966 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_getxattr()  local
971 		error = VNOP_GETXATTR(lvp, args->a_name, args->a_uio, args->a_size, args->a_options, ectx);  in nullfs_getxattr()
975 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_getxattr()
992 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, args->a_context);  in nullfs_listxattr()  local
997 		error = VNOP_LISTXATTR(lvp, args->a_uio, args->a_size, args->a_options, ectx);  in nullfs_listxattr()
1001 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_listxattr()
1021 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, ap->a_context);  in nullfs_pagein()  local
1057 		error = VNOP_READ(lvp, auio, ((ap->a_flags & UPL_IOSYNC) ? IO_SYNC : 0), ectx);  in nullfs_pagein()
1104 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_pagein()
1121 	vfs_context_t ectx = nullfs_get_patched_context(null_mp, ap->a_context);  in nullfs_read()  local
1143 		error = VNOP_READ(lvp, ap->a_uio, ap->a_ioflag, ectx);  in nullfs_read()
1151 	nullfs_cleanup_patched_context(null_mp, ectx);  in nullfs_read()