diff --git a/llvm-build/Makefile b/llvm-build/Makefile
index c45575a8a9905e295ab5eb03963a11ce54595a5d..91abe993fa77a857620860d3034a28c9b6e68e93 100644
--- a/llvm-build/Makefile
+++ b/llvm-build/Makefile
@@ -58,6 +58,9 @@ LINUXDIR = $(TOPDIR)/kernel/linux/linux-5.10
 TARGETS = $(if $(wildcard $(LITEOSADIR)),liteos_a_user,)
 TARGETS += $(if $(wildcard $(LINUXDIR)),linux_user,)
 
+TARGETS_COPY_LITEOS = $(if $(wildcard $(LITEOSADIR)),liteos_a_user,)
+TARGETS_COPY_LINUX = $(if $(wildcard $(LITEOSADIR)),linux_user,)
+
 define LINUX_TYPES_H
 #ifndef _LINUX_TYPES_H
 #define _LINUX_TYPES_H
@@ -108,7 +111,8 @@ endif
 endif
 endif
 
-.PHONY: $(TARGETS:%=musl_copy_for_%)
+.PHONY: $(TARGETS_COPY_LITEOS:%=musl_copy_for_%)
+.PHONY: $(TARGETS_COPY_LINUX:%=musl_copy_for_%)
 .PHONY: $(TARGETS:%=musl_patch_for_%)
 .PHONY: $(TARGETS:%=musl_install_for_%)
 .PHONY: $(TARGETS:%=musl_header_install_for_%)
@@ -119,10 +123,16 @@ endif
 
 all: $(TARGETS:%=musl_install_for_%)
 
-$(TARGETS:%=musl_copy_for_%):
+$(TARGETS_COPY_LITEOS:%=musl_copy_for_%):
 		$(HIDE) mkdir -p $@
 		$(HIDE) cp -rfu $(MUSLDIR)/[!p]* $@
 
+$(TARGETS_COPY_LINUX:%=musl_copy_for_%):
+		$(HIDE) mkdir -p $@
+		$(HIDE) cp -rfu $(MUSLDIR)/musl_1.2.3/[!p]* $@
+		$(HIDE) cp -rfu $(MUSLDIR)/porting $@
+		$(HIDE) rm -rf $@/src/math/x86_64/remquol.c
+
 optimized_routines_install_for_liteos_a_user: musl_copy_for_liteos_a_user
 ifneq ($(ARCH),)
 		$(HIDE) cp -rfp $(OPTRTDIR)/string/$(ARCH)/* $</src/string/$(ARCH)/