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Fri, 6 Nov 2026 16:08:17 +0000 (GMT) Received: from a46lp73.lnxne.boe (unknown [9.87.84.240]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 6 Nov 2026 16:08:17 +0000 (GMT) From: Steffen Eiden Date: Fri, 06 Nov 2026 17:07:42 +0100 Subject: [PATCH v3 09/23] s390: tools: Share arm64/kvm headers X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261106-sysreg-v3-9-75e95980fb10@linux.ibm.com> References: <20261106-sysreg-v3-0-75e95980fb10@linux.ibm.com> In-Reply-To: <20261106-sysreg-v3-0-75e95980fb10@linux.ibm.com> To: Marc Zyngier , Oliver Upton , Fuad Tabba , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Mark Rutland , Andreas Grapentin , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , David Hildenbrand , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Sven Schnelle , Friedrich Welter , Gautam Gala , Hariharan Mari , Hendrik Brueckner , Nico Boehr , Ulrich Weigand , Arnd Bergmann , Paolo Bonzini Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-s390@vger.kernel.org, Steffen Eiden X-Mailer: b4 0.14.3 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 9lFL0Al8kRf0xXqWT2D7cmZh22WXLVZ9 X-Authority-Analysis: v=2.4 cv=A635rKWG c=1 sm=1 tr=0 ts=6aedfb77 cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=iQ6ETzBq9ecOQQE5vZCe:22 a=VnNF1IyMAAAA:8 a=JnuShpNMQp8jTc-98rsA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: 9lFL0Al8kRf0xXqWT2D7cmZh22WXLVZ9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTA2MDA2MiBTYWx0ZWRfX5+ICAKsTkQVq rjztcZAMRPHVmTvhJzQtfE3/augRBLRzsrGNq21n/JvhtjnLPHugkIPzo5kQzVhvXR4FleApvy3 4CR5rMODWvh/LsqeeNwFGkIvKv1ZsDGSjMVQ4OYX0Z3kFw5GCmvrYbGArNb6uqhw/oSndfK7aEB mx7lr3gUZbiNmb44fikF9X7NxEs5gINYGUAvvdcgd9h/v1CCqEnzDzJ+bJBtb2DqnLuCmdPibtA CVUo9kCjfr9Y1m+YwSBLJPMmIij24u1a42BaxhpEJrMpg5x+KkT46xpb9WoMwc8xAgxR54CaM8p 3h9XHfkIqsYbU6uLnUQYuwFYJ9nr9dvAyYT8eo9ctx8SHllPpQRq5t3D0fIUBj+HiQoLUx/ZgKa 0e8yIXs+S8qEaLkPUnj64TPVutotMXTVj40b/9znlamJLp8qhkSpv108Efd1/9+f3w2gyp38YhQ pQwkQ0MQ6FTu2IIBwHA== X-Proofpoint-Spam-Info: AW1haW4tMjYxMTA2MDA2MiBTYWx0ZWRfX+hTRKzNYwRbk WZAibP8w1o4HKfClC2A+MOFRZP296SVdc8kkvd2XA5Im6yRic17BYBAq7T2s4+rtDtRcHFpqGh5 PzkAc0DJ2hA3Nf1DbFmLKYyn+FuYwH4= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-06_05,2026-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 impostorscore=0 phishscore=0 spamscore=0 malwarescore=0 adultscore=0 suspectscore=0 clxscore=1015 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611060062 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 Signed-off-by: Andreas Grapentin Signed-off-by: Steffen Eiden --- 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