From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: [PATCH 09/12] xen: make need_iommu == 0 if !HAS_PASSTHROUGH Date: Tue, 14 Feb 2012 14:43:58 +0000 Message-ID: <1329230641-18624-9-git-send-email-ian.campbell@citrix.com> References: <1329230611.31256.248.camel@zakaz.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1329230611.31256.248.camel@zakaz.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: xen-devel@lists.xensource.com Cc: keir@xen.org, Ian Campbell List-Id: xen-devel@lists.xenproject.org Signed-off-by: Ian Campbell Cc: keir@xen.org --- xen/Rules.mk | 1 + xen/arch/arm/dummy.S | 2 -- xen/include/xen/sched.h | 6 ++++++ 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/xen/Rules.mk b/xen/Rules.mk index ee54179..6123835 100644 --- a/xen/Rules.mk +++ b/xen/Rules.mk @@ -51,6 +51,7 @@ CFLAGS-$(perfc) += -DPERF_COUNTERS CFLAGS-$(perfc_arrays) += -DPERF_ARRAYS CFLAGS-$(lock_profile) += -DLOCK_PROFILE CFLAGS-$(HAS_ACPI) += -DHAS_ACPI +CFLAGS-$(HAS_PASSTHROUGH) += -DHAS_PASSTHROUGH CFLAGS-$(frame_pointer) += -fno-omit-frame-pointer -DCONFIG_FRAME_POINTER ifneq ($(max_phys_cpus),) diff --git a/xen/arch/arm/dummy.S b/xen/arch/arm/dummy.S index 5010619..e858613 100644 --- a/xen/arch/arm/dummy.S +++ b/xen/arch/arm/dummy.S @@ -27,8 +27,6 @@ DUMMY(gmfn_to_mfn); DUMMY(gnttab_clear_flag); DUMMY(gnttab_mark_dirty); DUMMY(hypercall_create_continuation); -DUMMY(iommu_map_page); -DUMMY(iommu_unmap_page); DUMMY(is_iomem_page); DUMMY(max_page); DUMMY(node_online_map); diff --git a/xen/include/xen/sched.h b/xen/include/xen/sched.h index 567cd36..3699929 100644 --- a/xen/include/xen/sched.h +++ b/xen/include/xen/sched.h @@ -266,8 +266,10 @@ struct domain /* Is this an HVM guest? */ bool_t is_hvm; +#ifdef HAS_PASSTHROUGH /* Does this guest need iommu mappings? */ bool_t need_iommu; +#endif /* Is this guest fully privileged (aka dom0)? */ bool_t is_privileged; /* Which guest this guest has privileges on */ @@ -687,7 +689,11 @@ void watchdog_domain_destroy(struct domain *d); #define is_hvm_vcpu(v) (is_hvm_domain(v->domain)) #define is_pinned_vcpu(v) ((v)->domain->is_pinned || \ cpumask_weight((v)->cpu_affinity) == 1) +#ifdef HAS_PASSTHROUGH #define need_iommu(d) ((d)->need_iommu) +#else +#define need_iommu(d) (0) +#endif void set_vcpu_migration_delay(unsigned int delay); unsigned int get_vcpu_migration_delay(void); -- 1.7.2.5