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SubjectRe: [RFC 07/19] KVM: s390: introduce AP matrix configuration interface
On Fri, 13 Oct 2017 13:38:52 -0400
Tony Krowiak <akrowiak@linux.vnet.ibm.com> wrote:

> This patch introduces a new compilation unit that will contain
> all of the data structures and logic for configuring AP adapters,
> usage domains and control domains for a KVM guest.
>
> Signed-off-by: Tony Krowiak <akrowiak@linux.vnet.ibm.com>
> ---
> MAINTAINERS | 2 ++
> arch/s390/include/asm/ap-config.h | 12 ++++++++++++
> arch/s390/kvm/Makefile | 2 +-
> arch/s390/kvm/ap-config.c | 9 +++++++++
> 4 files changed, 24 insertions(+), 1 deletions(-)
> create mode 100644 arch/s390/include/asm/ap-config.h
> create mode 100644 arch/s390/kvm/ap-config.c
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 0c8855a..4de0904 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -11721,6 +11721,8 @@ F: drivers/s390/crypto/ap_matrix_bus.c
> F: drivers/s390/crypto/vfio_ap_matrix_drv.c
> F: drivers/s390/crypto/vfio_ap_matrix_private.h
> F: drivers/s390/crypto/vfio_ap_matrix_ops.c
> +F: arch/s390/include/asm/kvm/ap-config.h
> +F: arch/s390/kvm/ap-config.c
>
> S390 ZFCP DRIVER
> M: Steffen Maier <maier@linux.vnet.ibm.com>
> diff --git a/arch/s390/include/asm/ap-config.h b/arch/s390/include/asm/ap-config.h
> new file mode 100644
> index 0000000..8491b5f
> --- /dev/null
> +++ b/arch/s390/include/asm/ap-config.h
> @@ -0,0 +1,12 @@
> +/*
> + * Adjunct Processor (AP) configuration management for KVM guests
> + *
> + * Copyright IBM Corp. 2017
> + *
> + * Author(s): Tony Krowiak <akrowia@linux.vnet.ibm.com>
> + */
> +
> +#ifndef _ASM_KVM_AP_CONFIG_H_
> +#define _ASM_KVM_AP_CONFIG_H_
> +
> +#endif /* _ASM_KVM_AP_CONFIG_H_ */
> diff --git a/arch/s390/kvm/Makefile b/arch/s390/kvm/Makefile
> index 09a9e6d..0397b9c 100644
> --- a/arch/s390/kvm/Makefile
> +++ b/arch/s390/kvm/Makefile
> @@ -12,6 +12,6 @@ common-objs = $(KVM)/kvm_main.o $(KVM)/eventfd.o $(KVM)/async_pf.o $(KVM)/irqch
> ccflags-y := -Ivirt/kvm -Iarch/s390/kvm
>
> kvm-objs := $(common-objs) kvm-s390.o intercept.o interrupt.o priv.o sigp.o
> -kvm-objs += diag.o gaccess.o guestdbg.o sthyi.o vsie.o
> +kvm-objs += diag.o gaccess.o guestdbg.o sthyi.o vsie.o ap-config.o
>
> obj-$(CONFIG_KVM) += kvm.o
> diff --git a/arch/s390/kvm/ap-config.c b/arch/s390/kvm/ap-config.c
> new file mode 100644
> index 0000000..84fdf43
> --- /dev/null
> +++ b/arch/s390/kvm/ap-config.c
> @@ -0,0 +1,9 @@
> +/*
> + * Adjunct Processor (AP) configuration management for KVM guests
> + *
> + * Copyright IBM Corp. 2017
> + *
> + * Author(s): Tony Krowiak <akrowia@linux.vnet.ibm.com>
> + */
> +
> +#include <asm/ap-config.h>

Another patch that introduces empty files. Please don't do that. Merge
patch #7 with patch #16. With the dependency in patch #8 on the ap-config.h
header the new place for the combined patch would be prior to patch #8.

--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.

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