[Xen-changelog] [xen stable-4.12] events: drop arch_evtchn_inject()

[patchbot@xxxxxxx]

commit 427a8bad4b4684b08d51d35872d733135eee7734
Author:     Jan Beulich <jbeulich@xxxxxxxx>
AuthorDate: Tue Mar 12 14:40:24 2019 +0100
Commit:     Julien Grall <julien.grall@xxxxxxx>
CommitDate: Fri Jun 14 14:32:18 2019 +0100

    events: drop arch_evtchn_inject()
    
    Have the only user call vcpu_mark_events_pending() instead, at the same
    time arranging for correct ordering of the writes (evtchn_pending_sel
    should be written before evtchn_upcall_pending).
    
    Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Julien Grall <julien.grall@xxxxxxx>
---
 xen/arch/arm/vgic.c      | 5 -----
 xen/arch/arm/vgic/vgic.c | 5 -----
 xen/arch/x86/irq.c       | 6 ------
 xen/common/domain.c      | 3 +--
 xen/include/xen/event.h  | 3 ---
 5 files changed, 1 insertion(+), 21 deletions(-)

diff --git a/xen/arch/arm/vgic.c b/xen/arch/arm/vgic.c
index f2608b042d..19d8c9b876 100644
--- a/xen/arch/arm/vgic.c
+++ b/xen/arch/arm/vgic.c
@@ -597,11 +597,6 @@ out:
     return;
 }
 
-void arch_evtchn_inject(struct vcpu *v)
-{
-    vgic_inject_irq(v->domain, v, v->domain->arch.evtchn_irq, true);
-}
-
 bool vgic_evtchn_irq_pending(struct vcpu *v)
 {
     struct pending_irq *p;
diff --git a/xen/arch/arm/vgic/vgic.c b/xen/arch/arm/vgic/vgic.c
index e2844dcc20..f0f2ea5021 100644
--- a/xen/arch/arm/vgic/vgic.c
+++ b/xen/arch/arm/vgic/vgic.c
@@ -692,11 +692,6 @@ void vgic_kick_vcpus(struct domain *d)
     }
 }
 
-void arch_evtchn_inject(struct vcpu *v)
-{
-    vgic_inject_irq(v->domain, v, v->domain->arch.evtchn_irq, true);
-}
-
 bool vgic_evtchn_irq_pending(struct vcpu *v)
 {
     struct vgic_irq *irq;
diff --git a/xen/arch/x86/irq.c b/xen/arch/x86/irq.c
index 9e3a60ef26..0035174d1f 100644
--- a/xen/arch/x86/irq.c
+++ b/xen/arch/x86/irq.c
@@ -2727,9 +2727,3 @@ int allocate_and_map_msi_pirq(struct domain *d, int 
index, int *pirq_p,
 
     return ret;
 }
-
-void arch_evtchn_inject(struct vcpu *v)
-{
-    if ( is_hvm_vcpu(v) )
-        hvm_assert_evtchn_irq(v);
-}
diff --git a/xen/common/domain.c b/xen/common/domain.c
index 32bca8dbf2..0542338862 100644
--- a/xen/common/domain.c
+++ b/xen/common/domain.c
@@ -1306,10 +1306,9 @@ int map_vcpu_info(struct vcpu *v, unsigned long gfn, 
unsigned offset)
      * Mark everything as being pending just to make sure nothing gets
      * lost.  The domain will get a spurious event, but it can cope.
      */
-    vcpu_info(v, evtchn_upcall_pending) = 1;
     for ( i = 0; i < BITS_PER_EVTCHN_WORD(d); i++ )
         set_bit(i, &vcpu_info(v, evtchn_pending_sel));
-    arch_evtchn_inject(v);
+    vcpu_mark_events_pending(v);
 
     return 0;
 }
diff --git a/xen/include/xen/event.h b/xen/include/xen/event.h
index e91097d77e..a7798f6765 100644
--- a/xen/include/xen/event.h
+++ b/xen/include/xen/event.h
@@ -91,9 +91,6 @@ int guest_enabled_event(struct vcpu *v, uint32_t virq);
 /* Notify remote end of a Xen-attached event channel.*/
 void notify_via_xen_event_channel(struct domain *ld, int lport);
 
-/* Inject an event channel notification into the guest */
-void arch_evtchn_inject(struct vcpu *v);
-
 /*
  * Internal event channel object storage.
  *
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.12

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