Message ID | 20220817085150.2078055-6-gerald.yang@canonical.com |
---|---|
State | New |
Headers | show
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[220.135.31.21]) by smtp.gmail.com with ESMTPSA id s90-20020a17090a69e300b001f522180d46sm1001033pjj.8.2022.08.17.01.51.59 for <kernel-team@lists.ubuntu.com> (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Aug 2022 01:52:00 -0700 (PDT) From: Gerald Yang <gerald.yang@canonical.com> To: kernel-team@lists.ubuntu.com Subject: [SRU][jammy/linux-aws][kinetic/linux-aws][PATCH 04/20] UBUNTU: SAUCE: x86/xen: Introduce new function to map HYPERVISOR_shared_info on Resume Date: Wed, 17 Aug 2022 16:51:31 +0800 Message-Id: <20220817085150.2078055-6-gerald.yang@canonical.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220817085150.2078055-1-gerald.yang@canonical.com> References: <20220817085150.2078055-1-gerald.yang@canonical.com> MIME-Version: 1.0 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.20 Precedence: list List-Id: Kernel team discussions <kernel-team.lists.ubuntu.com> List-Unsubscribe: <https://lists.ubuntu.com/mailman/options/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=unsubscribe> List-Archive: <https://lists.ubuntu.com/archives/kernel-team> List-Post: <mailto:kernel-team@lists.ubuntu.com> List-Help: <mailto:kernel-team-request@lists.ubuntu.com?subject=help> List-Subscribe: <https://lists.ubuntu.com/mailman/listinfo/kernel-team>, <mailto:kernel-team-request@lists.ubuntu.com?subject=subscribe> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: "kernel-team" <kernel-team-bounces@lists.ubuntu.com> |
Series |
UBUNTU: SAUCE: PM: Hibernate: Enable Hibernation for Xen Based Instance Types
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diff --git a/arch/x86/xen/enlighten_hvm.c b/arch/x86/xen/enlighten_hvm.c index e68ea5f4ad1c..660114498316 100644 --- a/arch/x86/xen/enlighten_hvm.c +++ b/arch/x86/xen/enlighten_hvm.c @@ -29,6 +29,13 @@ static unsigned long shared_info_pfn; +void xen_hvm_map_shared_info(void) +{ + xen_hvm_init_shared_info(); + if(shared_info_pfn) + HYPERVISOR_shared_info = __va(PFN_PHYS(shared_info_pfn)); +} + void xen_hvm_init_shared_info(void) { struct xen_add_to_physmap xatp; diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h index 16aed4b12129..5582845c5ab1 100644 --- a/arch/x86/xen/xen-ops.h +++ b/arch/x86/xen/xen-ops.h @@ -56,6 +56,8 @@ void xen_enable_sysenter(void); void xen_enable_syscall(void); void xen_vcpu_restore(void); +void xen_callback_vector(void); +void xen_hvm_map_shared_info(void); void xen_hvm_init_shared_info(void); void xen_unplug_emulated_devices(void);