[PATCH v3 09/23] s390: tools: Share arm64/kvm headers

[Steffen Eiden <seiden@linux.ibm.com>]

In addition to sharing headers in arch/arm64/include/{asm, uapi/asm}
also allow to share headers in arch/arm64/kvm which provide local KVM
definitions.

Co-developed-by: Andreas Grapentin <gra@linux.ibm.com>
Signed-off-by: Andreas Grapentin <gra@linux.ibm.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
---
 arch/s390/tools/Makefile.arm64h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/arch/s390/tools/Makefile.arm64h b/arch/s390/tools/Makefile.arm64h
index f3f8e9d9bdd8..88dcce26179c 100644
--- a/arch/s390/tools/Makefile.arm64h
+++ b/arch/s390/tools/Makefile.arm64h
@@ -7,10 +7,11 @@ arm64api := $(objtree)/arch/$(ARCH)/include/generated/arm64
 arm64uapi := $(objtree)/arch/$(ARCH)/include/generated/uapi/arm64
 
 # List of ARM64 headers to share with s390 KVM
-# Format: [uapi:]header.h or header-gen.h
+# Format: [uapi:|kvm:]header.h or header-gen.h
 #
 # * header.h - from arch/arm64/include/asm/ to arm64/
 # * uapi:header.h - from arch/arm64/include/uapi/asm/ to uapi/arm64/
+# * kvm:header.h - from arch/arm64/kvm/ to arm64/
 # * header-gen.h - generated as header-gen.h from ARM64 header header.h
 # If a header contains partial markers (#if ARM64_S390_COMMON == 1) only this part will be copied.
 # If the file does not contain any markers the whole file will be copied.
@@ -36,7 +37,9 @@ arm64-type = $(firstword $(subst :, ,$(1)))
 arm64-base = $(or $(word 2,$(subst :, ,$(1))),$(1))
 arm64-src-base = $(patsubst %-gen.h,%.h,$(call arm64-base,$(1)))
 
-arm64-src = $(srctree)/arch/arm64/include/$(if $(filter uapi,$(call arm64-type,$(1))),uapi/)asm/$(call arm64-src-base,$(1))
+arm64-src = $(if $(filter kvm,$(call arm64-type,$(1))),\
+		$(srctree)/arch/arm64/kvm/$(call arm64-src-base,$(1)),\
+		$(srctree)/arch/arm64/include/$(if $(filter uapi,$(call arm64-type,$(1))),uapi/)asm/$(call arm64-src-base,$(1)))
 arm64-dst = $(if $(filter uapi,$(call arm64-type,$(1))),$(arm64uapi),$(arm64api))/$(call arm64-base,$(1))
 
 $(foreach hdr,$(ARM64_SHARED_HEADERS),\

-- 
2.56.0