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Fri, 27 Mar 2026 02:50:16 -0700 (PDT) Received: from Techashi.lan ([197.185.139.66]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4872712b3d3sm13116965e9.20.2026.03.27.02.50.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Mar 2026 02:50:16 -0700 (PDT) From: Chrinovic M To: kvm@vger.kernel.org Cc: pbonzini@redhat.com, linux-kernel@vger.kernel.org, Chrinovic M Subject: [PATCH] KVM: Document next_segment() behavior Date: Fri, 27 Mar 2026 11:50:00 +0200 Message-Id: <20260327095000.134105-1-chrinovicmu@gmail.com> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add a brief comment describing how next_segment() computes the number of bytes available in the current page when handling guest memory accesses. No functional change. Signed-off-by: Chrinovic M --- virt/kvm/kvm_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 9093251beb39..03ddfafe005c 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -3176,6 +3176,7 @@ void kvm_vcpu_unmap(struct kvm_vcpu *vcpu, struct kvm= _host_map *map) } EXPORT_SYMBOL_FOR_KVM_INTERNAL(kvm_vcpu_unmap); =20 +/* Compute bytes available in current page for the guest memory op */=20 static int next_segment(unsigned long len, int offset) { if (len > PAGE_SIZE - offset) --=20 2.39.5