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Peter Anvin" , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Jonathan Corbet , Shuah Khan , Shuah Khan , Vishal Annapurve , Andrew Morton , Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Axel Rasmussen , Yuanchu Xie , Wei Xu , Youngjun Park , Qi Zheng , Shakeel Butt , Kiryl Shutsemau , Jason Gunthorpe , Vlastimil Babka Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mm@kvack.org, linux-coco@lists.linux.dev, Ackerley Tng X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1777418714; l=1904; i=ackerleytng@google.com; s=20260225; h=from:subject:message-id; bh=KgLAU6noveUvf5fI6bj1R5BsJhhYvScuPPA/BlOKlOk=; b=k2Xf4rmjwdl/N8GqDeRUZeG+vf5oIPyQCq1XNAC4f6MtoL0TdhL4DVBhgoajGopGFq4FETryr jbKaEXhTk8cADW9GiGhS1xOa3Dxz4QcX3WkmF+6dbj+4WQxORlleMO8 X-Developer-Key: i=ackerleytng@google.com; a=ed25519; pk=sAZDYXdm6Iz8FHitpHeFlCMXwabodTm7p8/3/8xUxuU= X-Endpoint-Received: by B4 Relay for ackerleytng@google.com/20260225 with auth_id=649 X-Original-From: Ackerley Tng Reply-To: ackerleytng@google.com X-Rspam-User: X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: B515214000B X-Stat-Signature: g79wwm7mdgjtc4taj6afay8me5bw9gkt X-HE-Tag: 1777418722-289539 X-HE-Meta: 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 5d4RsMSC NQ9vCifOFqHsEqBFYYRAAVHVXFmazLmBQIA3XXrgFYNbRk8UDl7yvSlRG6reB13O2aUXuye5LzVkEiI04aucW8LjexYlMJrNUDTDuLnyq0+ZI1HCFoqoEDtAuvm+D8CFbUgXrhjAdt3R6sxsx6BXHJ7gmE2uSumLW9TeP3DwRfEvTns9qJUmgbHRRnADl+am2snYCCld//SpOzhMBa85hqsrOAxAr4hzA10Tkcx67O+QkeOs+xNj2cRIKH63Ft7EiGEcAw33eFzE4En6pSvgZVhXJkxU0jsYLAhZRiEs+kZvOisj/khBbn1H8b5hzhyTvpC9CtJP3V6jtIJlR0oPKArWCeIDvWSLXyIkr6f3JU8j5VSnAeBJMYlk/7QP1inGfMi9LHoQQE7BEgujGAO+zg7XQDTODKJ7MnfiVkRvpK7aKDxqt69uFGdotTaCr3iEY5DCX7+U1UAMDo5g= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Ackerley Tng Move kvm_supported_mem_attributes() from kvm_main.c to kvm_host.h and make it a static inline function. This allows the helper to be used in other parts of the KVM subsystem outside of kvm_main.c. This helper will be used later by guest_memfd. No functional change intended. Signed-off-by: Ackerley Tng --- include/linux/kvm_host.h | 10 ++++++++++ virt/kvm/kvm_main.c | 10 ---------- 2 files changed, 10 insertions(+), 10 deletions(-) diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 1deab76dc0a2c..f9ea95e33d050 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -2529,6 +2529,16 @@ static inline bool kvm_memslot_is_gmem_only(const struct kvm_memory_slot *slot) } #ifdef CONFIG_KVM_MEMORY_ATTRIBUTES +static inline u64 kvm_supported_mem_attributes(struct kvm *kvm) +{ +#ifdef kvm_arch_has_private_mem + if (!kvm || kvm_arch_has_private_mem(kvm)) + return KVM_MEMORY_ATTRIBUTE_PRIVATE; +#endif + + return 0; +} + typedef unsigned long (kvm_get_memory_attributes_t)(struct kvm *kvm, gfn_t gfn); DECLARE_STATIC_CALL(__kvm_get_memory_attributes, kvm_get_memory_attributes_t); diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 0a4024948711a..ff20e63143642 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2428,16 +2428,6 @@ static int kvm_vm_ioctl_clear_dirty_log(struct kvm *kvm, #endif /* CONFIG_KVM_GENERIC_DIRTYLOG_READ_PROTECT */ #ifdef CONFIG_KVM_MEMORY_ATTRIBUTES -static u64 kvm_supported_mem_attributes(struct kvm *kvm) -{ -#ifdef kvm_arch_has_private_mem - if (!kvm || kvm_arch_has_private_mem(kvm)) - return KVM_MEMORY_ATTRIBUTE_PRIVATE; -#endif - - return 0; -} - #ifdef CONFIG_KVM_VM_MEMORY_ATTRIBUTES static unsigned long kvm_get_vm_memory_attributes(struct kvm *kvm, gfn_t gfn) { -- 2.54.0.545.g6539524ca2-goog