From: Chao Peng <chao.p.peng@linux.intel.com> To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, qemu-devel@nongnu.org Cc: Paolo Bonzini <pbonzini@redhat.com>, Jonathan Corbet <corbet@lwn.net>, Sean Christopherson <seanjc@google.com>, Vitaly Kuznetsov <vkuznets@redhat.com>, Wanpeng Li <wanpengli@tencent.com>, Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, x86@kernel.org, "H . Peter Anvin" <hpa@zytor.com>, Hugh Dickins <hughd@google.com>, Jeff Layton <jlayton@kernel.org>, "J . Bruce Fields" <bfields@fieldses.org>, Andrew Morton <akpm@linux-foundation.org>, Yu Zhang <yu.c.zhang@linux.intel.com>, Chao Peng <chao.p.peng@linux.intel.com>, "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>, luto@kernel.org, john.ji@intel.com, susie.li@intel.com, jun.nakajima@intel.com, dave.hansen@intel.com, ak@linux.intel.com, david@redhat.com Subject: [RFC PATCH 09/13] qmp: Include "guest-private" property for memory backends Date: Thu, 11 Nov 2021 22:13:48 +0800 [thread overview] Message-ID: <20211111141352.26311-10-chao.p.peng@linux.intel.com> (raw) In-Reply-To: <20211111141352.26311-1-chao.p.peng@linux.intel.com> Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com> --- hw/core/machine-hmp-cmds.c | 3 +++ hw/core/machine-qmp-cmds.c | 1 + qapi/machine.json | 3 +++ qapi/qom.json | 3 +++ 4 files changed, 10 insertions(+) diff --git a/hw/core/machine-hmp-cmds.c b/hw/core/machine-hmp-cmds.c index 76b22b00d6..6bd66c25b7 100644 --- a/hw/core/machine-hmp-cmds.c +++ b/hw/core/machine-hmp-cmds.c @@ -112,6 +112,9 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict) m->value->prealloc ? "true" : "false"); monitor_printf(mon, " share: %s\n", m->value->share ? "true" : "false"); + monitor_printf(mon, " guest private: %s\n", + m->value->guest_private ? "true" : "false"); + if (m->value->has_reserve) { monitor_printf(mon, " reserve: %s\n", m->value->reserve ? "true" : "false"); diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c index 216fdfaf3a..2c1c1de73f 100644 --- a/hw/core/machine-qmp-cmds.c +++ b/hw/core/machine-qmp-cmds.c @@ -174,6 +174,7 @@ static int query_memdev(Object *obj, void *opaque) m->dump = object_property_get_bool(obj, "dump", &error_abort); m->prealloc = object_property_get_bool(obj, "prealloc", &error_abort); m->share = object_property_get_bool(obj, "share", &error_abort); + m->guest_private = object_property_get_bool(obj, "guest-private", &error_abort); m->reserve = object_property_get_bool(obj, "reserve", &err); if (err) { error_free_or_abort(&err); diff --git a/qapi/machine.json b/qapi/machine.json index 157712f006..f568a6a0bf 100644 --- a/qapi/machine.json +++ b/qapi/machine.json @@ -798,6 +798,8 @@ # # @share: whether memory is private to QEMU or shared (since 6.1) # +# @guest-private: whether memory is private to guest (since X.X) +# # @reserve: whether swap space (or huge pages) was reserved if applicable. # This corresponds to the user configuration and not the actual # behavior implemented in the OS to perform the reservation. @@ -818,6 +820,7 @@ 'dump': 'bool', 'prealloc': 'bool', 'share': 'bool', + 'guest-private': 'bool', '*reserve': 'bool', 'host-nodes': ['uint16'], 'policy': 'HostMemPolicy' }} diff --git a/qapi/qom.json b/qapi/qom.json index a25616bc7a..93af9b106e 100644 --- a/qapi/qom.json +++ b/qapi/qom.json @@ -550,6 +550,8 @@ # @share: if false, the memory is private to QEMU; if true, it is shared # (default: false) # +# @guest-private: if true, the memory is guest private memory (default: false) +# # @reserve: if true, reserve swap space (or huge pages) if applicable # (default: true) (since 6.1) # @@ -580,6 +582,7 @@ '*prealloc': 'bool', '*prealloc-threads': 'uint32', '*share': 'bool', + '*guest-private': 'bool', '*reserve': 'bool', 'size': 'size', '*x-use-canonical-path-for-ramblock-id': 'bool' } } -- 2.17.1
WARNING: multiple messages have this Message-ID (diff)
From: Chao Peng <chao.p.peng@linux.intel.com> To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, qemu-devel@nongnu.org Cc: Wanpeng Li <wanpengli@tencent.com>, jun.nakajima@intel.com, david@redhat.com, "J . Bruce Fields" <bfields@fieldses.org>, dave.hansen@intel.com, "H . Peter Anvin" <hpa@zytor.com>, Chao Peng <chao.p.peng@linux.intel.com>, ak@linux.intel.com, Jonathan Corbet <corbet@lwn.net>, Joerg Roedel <joro@8bytes.org>, x86@kernel.org, Hugh Dickins <hughd@google.com>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, luto@kernel.org, Thomas Gleixner <tglx@linutronix.de>, Vitaly Kuznetsov <vkuznets@redhat.com>, Jim Mattson <jmattson@google.com>, Sean Christopherson <seanjc@google.com>, susie.li@intel.com, Jeff Layton <jlayton@kernel.org>, john.ji@intel.com, Yu Zhang <yu.c.zhang@linux.intel.com>, Paolo Bonzini <pbonzini@redhat.com>, Andrew Morton <akpm@linux-foundation.org>, "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com> Subject: [RFC PATCH 09/13] qmp: Include "guest-private" property for memory backends Date: Thu, 11 Nov 2021 22:13:48 +0800 [thread overview] Message-ID: <20211111141352.26311-10-chao.p.peng@linux.intel.com> (raw) In-Reply-To: <20211111141352.26311-1-chao.p.peng@linux.intel.com> Signed-off-by: Chao Peng <chao.p.peng@linux.intel.com> --- hw/core/machine-hmp-cmds.c | 3 +++ hw/core/machine-qmp-cmds.c | 1 + qapi/machine.json | 3 +++ qapi/qom.json | 3 +++ 4 files changed, 10 insertions(+) diff --git a/hw/core/machine-hmp-cmds.c b/hw/core/machine-hmp-cmds.c index 76b22b00d6..6bd66c25b7 100644 --- a/hw/core/machine-hmp-cmds.c +++ b/hw/core/machine-hmp-cmds.c @@ -112,6 +112,9 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict) m->value->prealloc ? "true" : "false"); monitor_printf(mon, " share: %s\n", m->value->share ? "true" : "false"); + monitor_printf(mon, " guest private: %s\n", + m->value->guest_private ? "true" : "false"); + if (m->value->has_reserve) { monitor_printf(mon, " reserve: %s\n", m->value->reserve ? "true" : "false"); diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c index 216fdfaf3a..2c1c1de73f 100644 --- a/hw/core/machine-qmp-cmds.c +++ b/hw/core/machine-qmp-cmds.c @@ -174,6 +174,7 @@ static int query_memdev(Object *obj, void *opaque) m->dump = object_property_get_bool(obj, "dump", &error_abort); m->prealloc = object_property_get_bool(obj, "prealloc", &error_abort); m->share = object_property_get_bool(obj, "share", &error_abort); + m->guest_private = object_property_get_bool(obj, "guest-private", &error_abort); m->reserve = object_property_get_bool(obj, "reserve", &err); if (err) { error_free_or_abort(&err); diff --git a/qapi/machine.json b/qapi/machine.json index 157712f006..f568a6a0bf 100644 --- a/qapi/machine.json +++ b/qapi/machine.json @@ -798,6 +798,8 @@ # # @share: whether memory is private to QEMU or shared (since 6.1) # +# @guest-private: whether memory is private to guest (since X.X) +# # @reserve: whether swap space (or huge pages) was reserved if applicable. # This corresponds to the user configuration and not the actual # behavior implemented in the OS to perform the reservation. @@ -818,6 +820,7 @@ 'dump': 'bool', 'prealloc': 'bool', 'share': 'bool', + 'guest-private': 'bool', '*reserve': 'bool', 'host-nodes': ['uint16'], 'policy': 'HostMemPolicy' }} diff --git a/qapi/qom.json b/qapi/qom.json index a25616bc7a..93af9b106e 100644 --- a/qapi/qom.json +++ b/qapi/qom.json @@ -550,6 +550,8 @@ # @share: if false, the memory is private to QEMU; if true, it is shared # (default: false) # +# @guest-private: if true, the memory is guest private memory (default: false) +# # @reserve: if true, reserve swap space (or huge pages) if applicable # (default: true) (since 6.1) # @@ -580,6 +582,7 @@ '*prealloc': 'bool', '*prealloc-threads': 'uint32', '*share': 'bool', + '*guest-private': 'bool', '*reserve': 'bool', 'size': 'size', '*x-use-canonical-path-for-ramblock-id': 'bool' } } -- 2.17.1
next prev parent reply other threads:[~2021-11-11 14:16 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-11-11 14:13 [RFC PATCH 0/6] KVM: mm: fd-based approach for supporting KVM guest private memory Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 1/6] mm: Add F_SEAL_GUEST to shmem/memfd Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-12 19:28 ` Kirill A. Shutemov 2021-11-12 19:28 ` Kirill A. Shutemov 2021-11-11 14:13 ` [RFC PATCH 2/6] kvm: x86: Introduce guest private memory address space to memslot Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 3/6] kvm: x86: add private_ops " Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 4/6] kvm: x86: implement private_ops for memfd backing store Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 5/6] kvm: x86: add KVM_EXIT_MEMORY_ERROR exit Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 15:08 ` Mika Penttilä 2021-11-11 15:08 ` Mika Penttilä 2021-11-12 5:50 ` Chao Peng 2021-11-12 5:50 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 6/6] KVM: add KVM_SPLIT_MEMORY_REGION Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 07/13] linux-headers: Update Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 08/13] hostmem: Add guest private memory to memory backend Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` Chao Peng [this message] 2021-11-11 14:13 ` [RFC PATCH 09/13] qmp: Include "guest-private" property for memory backends Chao Peng 2021-11-11 14:13 ` [RFC PATCH 10/13] softmmu/physmem: Add private memory address space Chao Peng 2021-11-11 14:13 ` Chao Peng 2022-01-18 9:41 ` Philippe Mathieu-Daudé 2022-01-18 9:41 ` Philippe Mathieu-Daudé via 2021-11-11 14:13 ` [RFC PATCH 11/13] kvm: register private memory slots Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 12/13] kvm: handle private to shared memory conversion Chao Peng 2021-11-11 14:13 ` Chao Peng 2021-11-11 14:13 ` [RFC PATCH 13/13] machine: Add 'private-memory-backend' property Chao Peng 2021-11-11 14:13 ` Chao Peng
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