From 1b09c13c90ccd908e62f82b309fade358b41cd21 Mon Sep 17 00:00:00 2001 From: Steffen Eiden Date: Thu, 2 Jul 2026 10:29:28 +0200 Subject: [PATCH] KVM: s390: Move s390 kvm code into a subdirectory 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 Reviewed-by: Christian Borntraeger Signed-off-by: Christian Borntraeger --- 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 | 14 ++++++++++++++ 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, 22 insertions(+), 12 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%) create mode 100644 arch/s390/kvm/s390/Makefile 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 78f3f17f7b44..66fb3d50b580 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -23915,7 +23915,7 @@ 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/s390/Makefile b/arch/s390/kvm/s390/Makefile new file mode 100644 index 000000000000..762a63826423 --- /dev/null +++ b/arch/s390/kvm/s390/Makefile @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: GPL-2.0 + +KVM := ../../../../virt/kvm +include $(srctree)/virt/kvm/Makefile.kvm +include $(srctree)/arch/s390/kvm/gmap/Makefile + +ccflags-y := -I$(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 += $(gmap-y) + +kvm-$(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