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Mon, 3 Jun 2024 07:22:23 -0400 (EDT) (envelope-from sakib@darkstar.site) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 8ef92e04-219b-11ef-90a1-e314d9c70b13 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=pobox.com; h=from:to:cc :subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; s=sasl; bh=zTRJcrxkkTEClYsuRZF33f4dO 2xkoYPQYVqoFLYitDA=; b=OhEv95fhpMwMEbss3+HIzhjyAfx9PiUxSJglyEpM+ 6D5t5J+swdquc1xTU6Y00z23wh0hxZpAEa87x5eZNVIOtAtzww0XJjXZyW+4tZaI 6sRSdOgdRU9GwNM7tB9XIU+m29ZAIbtJLp1KqcTuvg3On2s4U381gi+xQZhXyqo+ FE= From: Sergiy Kibrik To: xen-devel@lists.xenproject.org Cc: Xenia Ragiadakou , Jan Beulich , Andrew Cooper , George Dunlap , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Stefano Stabellini , Xenia Ragiadakou , Sergiy Kibrik Subject: [XEN PATCH v3 08/16] x86/p2m: guard EPT functions with using_vmx macro Date: Mon, 3 Jun 2024 14:22:21 +0300 Message-Id: <52c64ffd589f289fda271422fee1e957f94aac6e.1717410850.git.Sergiy_Kibrik@epam.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 X-Pobox-Relay-ID: 8D074668-219B-11EF-92C9-8F8B087618E4-90055647!pb-smtp21.pobox.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @pobox.com) X-ZM-MESSAGEID: 1717413765257100001 Content-Type: text/plain; charset="utf-8" From: Xenia Ragiadakou Replace cpu_has_vmx check with using_vmx, so that presence of functions ept_p2m_init() and ept_p2m_uninit() in the build gets checked. Since currently Intel EPT implementation depends on CONFIG_VMX config optio= n, when VMX is off these functions are unavailable. Signed-off-by: Xenia Ragiadakou Signed-off-by: Sergiy Kibrik Acked-by: Jan Beulich --- changes in v3: - using_vmx instead of IS_ENABLED(CONFIG_VMX) - updated description - --- xen/arch/x86/mm/p2m-basic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/mm/p2m-basic.c b/xen/arch/x86/mm/p2m-basic.c index 08007a687c..442284fb40 100644 --- a/xen/arch/x86/mm/p2m-basic.c +++ b/xen/arch/x86/mm/p2m-basic.c @@ -40,7 +40,7 @@ static int p2m_initialise(struct domain *d, struct p2m_do= main *p2m) p2m_pod_init(p2m); p2m_nestedp2m_init(p2m); =20 - if ( hap_enabled(d) && cpu_has_vmx ) + if ( hap_enabled(d) && using_vmx ) ret =3D ept_p2m_init(p2m); else p2m_pt_init(p2m); @@ -72,7 +72,7 @@ struct p2m_domain *p2m_init_one(struct domain *d) void p2m_free_one(struct p2m_domain *p2m) { p2m_free_logdirty(p2m); - if ( hap_enabled(p2m->domain) && cpu_has_vmx ) + if ( hap_enabled(p2m->domain) && using_vmx ) ept_p2m_uninit(p2m); free_cpumask_var(p2m->dirty_cpumask); xfree(p2m); --=20 2.25.1