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From: Steffen Eiden <seiden@linux.ibm.com>
To: kvm@vger.kernel.org, kvmarm@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org
Cc: Alexander Gordeev <agordeev@linux.ibm.com>,
	Andreas Grapentin <gra@linux.ibm.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Claudio Imbrenda <imbrenda@linux.ibm.com>,
	David Hildenbrand <david@kernel.org>,
	Friedrich Welter <fritz@linux.ibm.com>,
	Fuad Tabba <tabba@google.com>, Gautam Gala <ggala@linux.ibm.com>,
	Hariharan Mari <hari55@linux.ibm.com>,
	Heiko Carstens <hca@linux.ibm.com>,
	Hendrik Brueckner <brueckner@linux.ibm.com>,
	Ilya Leoshkevich <iii@linux.ibm.com>,
	Janosch Frank <frankja@linux.ibm.com>,
	Joey Gouly <joey.gouly@arm.com>, Marc Zyngier <maz@kernel.org>,
	Nico Boehr <nrb@linux.ibm.com>,
	Nina Schoetterl-Glausch <oss@nina.schoetterlglausch.eu>,
	Oliver Upton <oupton@kernel.org>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Sean Christopherson <seanjc@google.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Sven Schnelle <svens@linux.ibm.com>,
	Ulrich Weigand <Ulrich.Weigand@de.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>, Will Deacon <will@kernel.org>,
	Zenghui Yu <yuzenghui@huawei.com>
Subject: [PATCH v6 16/33] KVM: s390: Move s390 kvm code into a subdirectory
Date: Wed, 12 Aug 2026 17:36:12 +0200	[thread overview]
Message-ID: <20260812153631.3376090-17-seiden@linux.ibm.com> (raw)
In-Reply-To: <20260812153631.3376090-1-seiden@linux.ibm.com>

Move all the code required to run s390 KVM guests on s390 to a s390
subdirectory. Move gmap related code into a gmap directory to later
share gmap code between KVM implementations.

Update S390 VFIO-PCI MAINTAINERS filepath.

No functional change.

Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>
---
 MAINTAINERS                           |  2 +-
 arch/s390/kvm/Makefile                | 11 +----------
 arch/s390/kvm/gmap/Makefile           |  5 +++++
 arch/s390/kvm/{ => gmap}/dat.c        |  0
 arch/s390/kvm/{ => gmap}/dat.h        |  0
 arch/s390/kvm/{ => gmap}/faultin.c    |  0
 arch/s390/kvm/{ => gmap}/faultin.h    |  0
 arch/s390/kvm/{ => gmap}/gmap.c       |  0
 arch/s390/kvm/{ => gmap}/gmap.h       |  0
 arch/s390/kvm/{ => gmap}/trace_gmap.h |  2 +-
 arch/s390/kvm/{ => s390}/Makefile     |  9 ++++-----
 arch/s390/kvm/{ => s390}/diag.c       |  0
 arch/s390/kvm/{ => s390}/gaccess.c    |  0
 arch/s390/kvm/{ => s390}/gaccess.h    |  0
 arch/s390/kvm/{ => s390}/guestdbg.c   |  0
 arch/s390/kvm/{ => s390}/intercept.c  |  0
 arch/s390/kvm/{ => s390}/interrupt.c  |  0
 arch/s390/kvm/{ => s390}/pci.c        |  0
 arch/s390/kvm/{ => s390}/pci.h        |  0
 arch/s390/kvm/{ => s390}/priv.c       |  0
 arch/s390/kvm/{ => s390}/pv.c         |  0
 arch/s390/kvm/{ => s390}/s390.c       |  0
 arch/s390/kvm/{ => s390}/s390.h       |  0
 arch/s390/kvm/{ => s390}/sigp.c       |  0
 arch/s390/kvm/{ => s390}/trace-s390.h |  0
 arch/s390/kvm/{ => s390}/trace.h      |  0
 arch/s390/kvm/{ => s390}/vsie.c       |  0
 27 files changed, 12 insertions(+), 17 deletions(-)
 create mode 100644 arch/s390/kvm/gmap/Makefile
 rename arch/s390/kvm/{ => gmap}/dat.c (100%)
 rename arch/s390/kvm/{ => gmap}/dat.h (100%)
 rename arch/s390/kvm/{ => gmap}/faultin.c (100%)
 rename arch/s390/kvm/{ => gmap}/faultin.h (100%)
 rename arch/s390/kvm/{ => gmap}/gmap.c (100%)
 rename arch/s390/kvm/{ => gmap}/gmap.h (100%)
 rename arch/s390/kvm/{ => gmap}/trace_gmap.h (96%)
 copy arch/s390/kvm/{ => s390}/Makefile (62%)
 rename arch/s390/kvm/{ => s390}/diag.c (100%)
 rename arch/s390/kvm/{ => s390}/gaccess.c (100%)
 rename arch/s390/kvm/{ => s390}/gaccess.h (100%)
 rename arch/s390/kvm/{ => s390}/guestdbg.c (100%)
 rename arch/s390/kvm/{ => s390}/intercept.c (100%)
 rename arch/s390/kvm/{ => s390}/interrupt.c (100%)
 rename arch/s390/kvm/{ => s390}/pci.c (100%)
 rename arch/s390/kvm/{ => s390}/pci.h (100%)
 rename arch/s390/kvm/{ => s390}/priv.c (100%)
 rename arch/s390/kvm/{ => s390}/pv.c (100%)
 rename arch/s390/kvm/{ => s390}/s390.c (100%)
 rename arch/s390/kvm/{ => s390}/s390.h (100%)
 rename arch/s390/kvm/{ => s390}/sigp.c (100%)
 rename arch/s390/kvm/{ => s390}/trace-s390.h (100%)
 rename arch/s390/kvm/{ => s390}/trace.h (100%)
 rename arch/s390/kvm/{ => s390}/vsie.c (100%)

diff --git a/MAINTAINERS b/MAINTAINERS
index 15c7dc516f7c..29802f061063 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -24150,7 +24150,7 @@ L:	linux-s390@vger.kernel.org
 L:	kvm@vger.kernel.org
 S:	Supported
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kvms390/linux.git
-F:	arch/s390/kvm/pci*
+F:	arch/s390/kvm/s390/pci*
 F:	drivers/vfio/pci/vfio_pci_zdev.c
 F:	include/uapi/linux/vfio_zdev.h
 
diff --git a/arch/s390/kvm/Makefile b/arch/s390/kvm/Makefile
index 961de97b8e80..a4e3875b5bdd 100644
--- a/arch/s390/kvm/Makefile
+++ b/arch/s390/kvm/Makefile
@@ -3,13 +3,4 @@
 #
 # Copyright IBM Corp. 2008
 
-include $(srctree)/virt/kvm/Makefile.kvm
-
-ccflags-y := -I$(src)
-
-kvm-y += s390.o intercept.o interrupt.o priv.o sigp.o
-kvm-y += diag.o gaccess.o guestdbg.o vsie.o pv.o
-kvm-y += dat.o gmap.o faultin.o
-
-kvm-$(CONFIG_VFIO_PCI_ZDEV_KVM) += pci.o
-obj-$(CONFIG_KVM) += kvm.o
+obj-$(CONFIG_KVM) += s390/
diff --git a/arch/s390/kvm/gmap/Makefile b/arch/s390/kvm/gmap/Makefile
new file mode 100644
index 000000000000..3a4f8df11622
--- /dev/null
+++ b/arch/s390/kvm/gmap/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+
+GMAP ?= ../gmap
+
+gmap-y += $(GMAP)/dat.o $(GMAP)/gmap.o $(GMAP)/faultin.o
diff --git a/arch/s390/kvm/dat.c b/arch/s390/kvm/gmap/dat.c
similarity index 100%
rename from arch/s390/kvm/dat.c
rename to arch/s390/kvm/gmap/dat.c
diff --git a/arch/s390/kvm/dat.h b/arch/s390/kvm/gmap/dat.h
similarity index 100%
rename from arch/s390/kvm/dat.h
rename to arch/s390/kvm/gmap/dat.h
diff --git a/arch/s390/kvm/faultin.c b/arch/s390/kvm/gmap/faultin.c
similarity index 100%
rename from arch/s390/kvm/faultin.c
rename to arch/s390/kvm/gmap/faultin.c
diff --git a/arch/s390/kvm/faultin.h b/arch/s390/kvm/gmap/faultin.h
similarity index 100%
rename from arch/s390/kvm/faultin.h
rename to arch/s390/kvm/gmap/faultin.h
diff --git a/arch/s390/kvm/gmap.c b/arch/s390/kvm/gmap/gmap.c
similarity index 100%
rename from arch/s390/kvm/gmap.c
rename to arch/s390/kvm/gmap/gmap.c
diff --git a/arch/s390/kvm/gmap.h b/arch/s390/kvm/gmap/gmap.h
similarity index 100%
rename from arch/s390/kvm/gmap.h
rename to arch/s390/kvm/gmap/gmap.h
diff --git a/arch/s390/kvm/trace_gmap.h b/arch/s390/kvm/gmap/trace_gmap.h
similarity index 96%
rename from arch/s390/kvm/trace_gmap.h
rename to arch/s390/kvm/gmap/trace_gmap.h
index a3cad705021b..15ec88bdce55 100644
--- a/arch/s390/kvm/trace_gmap.h
+++ b/arch/s390/kvm/gmap/trace_gmap.h
@@ -7,7 +7,7 @@
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM kvm
 #undef TRACE_INCLUDE_PATH
-#define TRACE_INCLUDE_PATH .
+#define TRACE_INCLUDE_PATH ../gmap
 #undef TRACE_INCLUDE_FILE
 #define TRACE_INCLUDE_FILE trace_gmap
 
diff --git a/arch/s390/kvm/Makefile b/arch/s390/kvm/s390/Makefile
similarity index 62%
copy from arch/s390/kvm/Makefile
copy to arch/s390/kvm/s390/Makefile
index 961de97b8e80..762a63826423 100644
--- a/arch/s390/kvm/Makefile
+++ b/arch/s390/kvm/s390/Makefile
@@ -1,15 +1,14 @@
 # SPDX-License-Identifier: GPL-2.0
-# Makefile for kernel virtual machines on s390
-#
-# Copyright IBM Corp. 2008
 
+KVM := ../../../../virt/kvm
 include $(srctree)/virt/kvm/Makefile.kvm
+include $(srctree)/arch/s390/kvm/gmap/Makefile
 
-ccflags-y := -I$(src)
+ccflags-y := -I$(src) -I$(srctree)/arch/s390/kvm/gmap
 
 kvm-y += s390.o intercept.o interrupt.o priv.o sigp.o
 kvm-y += diag.o gaccess.o guestdbg.o vsie.o pv.o
-kvm-y += dat.o gmap.o faultin.o
+kvm-y += $(gmap-y)
 
 kvm-$(CONFIG_VFIO_PCI_ZDEV_KVM) += pci.o
 obj-$(CONFIG_KVM) += kvm.o
diff --git a/arch/s390/kvm/diag.c b/arch/s390/kvm/s390/diag.c
similarity index 100%
rename from arch/s390/kvm/diag.c
rename to arch/s390/kvm/s390/diag.c
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/s390/gaccess.c
similarity index 100%
rename from arch/s390/kvm/gaccess.c
rename to arch/s390/kvm/s390/gaccess.c
diff --git a/arch/s390/kvm/gaccess.h b/arch/s390/kvm/s390/gaccess.h
similarity index 100%
rename from arch/s390/kvm/gaccess.h
rename to arch/s390/kvm/s390/gaccess.h
diff --git a/arch/s390/kvm/guestdbg.c b/arch/s390/kvm/s390/guestdbg.c
similarity index 100%
rename from arch/s390/kvm/guestdbg.c
rename to arch/s390/kvm/s390/guestdbg.c
diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/s390/intercept.c
similarity index 100%
rename from arch/s390/kvm/intercept.c
rename to arch/s390/kvm/s390/intercept.c
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/s390/interrupt.c
similarity index 100%
rename from arch/s390/kvm/interrupt.c
rename to arch/s390/kvm/s390/interrupt.c
diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/s390/pci.c
similarity index 100%
rename from arch/s390/kvm/pci.c
rename to arch/s390/kvm/s390/pci.c
diff --git a/arch/s390/kvm/pci.h b/arch/s390/kvm/s390/pci.h
similarity index 100%
rename from arch/s390/kvm/pci.h
rename to arch/s390/kvm/s390/pci.h
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/s390/priv.c
similarity index 100%
rename from arch/s390/kvm/priv.c
rename to arch/s390/kvm/s390/priv.c
diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/s390/pv.c
similarity index 100%
rename from arch/s390/kvm/pv.c
rename to arch/s390/kvm/s390/pv.c
diff --git a/arch/s390/kvm/s390.c b/arch/s390/kvm/s390/s390.c
similarity index 100%
rename from arch/s390/kvm/s390.c
rename to arch/s390/kvm/s390/s390.c
diff --git a/arch/s390/kvm/s390.h b/arch/s390/kvm/s390/s390.h
similarity index 100%
rename from arch/s390/kvm/s390.h
rename to arch/s390/kvm/s390/s390.h
diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/s390/sigp.c
similarity index 100%
rename from arch/s390/kvm/sigp.c
rename to arch/s390/kvm/s390/sigp.c
diff --git a/arch/s390/kvm/trace-s390.h b/arch/s390/kvm/s390/trace-s390.h
similarity index 100%
rename from arch/s390/kvm/trace-s390.h
rename to arch/s390/kvm/s390/trace-s390.h
diff --git a/arch/s390/kvm/trace.h b/arch/s390/kvm/s390/trace.h
similarity index 100%
rename from arch/s390/kvm/trace.h
rename to arch/s390/kvm/s390/trace.h
diff --git a/arch/s390/kvm/vsie.c b/arch/s390/kvm/s390/vsie.c
similarity index 100%
rename from arch/s390/kvm/vsie.c
rename to arch/s390/kvm/s390/vsie.c
-- 
2.53.0



  parent reply	other threads:[~2026-08-12 15:37 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-12 15:35 [PATCH v6 00/33] KVM: s390: Introduce arm64 KVM Steffen Eiden
2026-08-12 15:35 ` [PATCH v6 01/33] vfio: Use file-based reference counting for KVM Steffen Eiden
2026-08-12 15:35 ` [PATCH v6 02/33] KVM: Make device name configurable Steffen Eiden
2026-08-12 15:35 ` [PATCH v6 03/33] KVM: Allow KVM implementations to switch off MMIO independent of Kconfig Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 04/33] arm64: Use proper include variant Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 05/33] arm64: ptrace: Use constants for compat register numbers Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 06/33] arm64: sysreg: Convert SPSR_ELx to automatic register generation Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 07/33] KVM: arm64: Access elements of vcpu_gp_regs individually Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 08/33] KVM: arm64: Use accessor functions for core regs Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 09/33] arm64: Prepare sharing arm64 headers with s390 Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 10/33] arm64: Share " Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 11/33] KVM: arm64: Share arm64 code " Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 12/33] KVM: s390: Extract gmap tracing to a separate header Steffen Eiden
2026-08-12 17:13   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 13/33] KVM: s390: Prepare include guards for a new location Steffen Eiden
2026-08-12 17:35   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 14/33] KVM: s390: Rename kvm-s390.{c,h} to s390.{c,h} Steffen Eiden
2026-08-12 17:58   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 15/33] KVM: s390: Move kvm_host definitions to kvm_host_s390 Steffen Eiden
2026-08-12 18:12   ` Christian Borntraeger
2026-08-12 15:36 ` Steffen Eiden [this message]
2026-08-12 18:32   ` [PATCH v6 16/33] KVM: s390: Move s390 kvm code into a subdirectory Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 17/33] KVM: s390: Move PGM code definitions to asm/kvm_host.h Steffen Eiden
2026-08-12 18:47   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 18/33] KVM: s390: Prepare gmap for a second KVM implementation Steffen Eiden
2026-08-12 19:05   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 19/33] KVM: s390: gmap: Make storage keys optional Steffen Eiden
2026-08-12 19:07   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 20/33] KVM: s390: gmap: Make CMMA optional Steffen Eiden
2026-08-12 19:07   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 21/33] KVM: s390: gmap: Make prefix handling optional Steffen Eiden
2026-08-12 19:10   ` Christian Borntraeger
2026-08-12 15:36 ` [PATCH v6 22/33] KVM: s390: Prepare KVM/s390 for a second KVM module Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 23/33] s390: Use arm64 headers Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 24/33] KVM: s390: Use arm64 code Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 25/33] s390: Introduce Start Arm Execution instruction Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 26/33] KVM: s390: arm64: Introduce host definitions Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 27/33] s390/hwcaps: Report SAE support as hwcap Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 28/33] KVM: s390: Add basic arm64 kvm module Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 29/33] KVM: s390: arm64: Implement required functions Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 30/33] KVM: s390: arm64: Implement vm/vcpu create destroy Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 31/33] KVM: s390: arm64: Implement vCPU IOCTLs Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 32/33] KVM: s390: arm64: Implement basic page fault handler Steffen Eiden
2026-08-12 15:36 ` [PATCH v6 33/33] KVM: s390: arm64: Enable KVM_ARM64 config and Kbuild Steffen Eiden
2026-08-12 16:28 ` [PATCH v6 00/33] KVM: s390: Introduce arm64 KVM Christian Borntraeger
2026-08-12 16:36   ` Sean Christopherson
2026-08-12 18:58     ` Steffen Eiden

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