[Xen-devel,v2,14/15] xen/arm: p2m: Replace flush_tlb_domain by p2m_flush_tlb

Message ID 1469715620-4670-15-git-send-email-julien.grall@arm.com
State New
Headers show

Commit Message

Julien Grall July 28, 2016, 2:20 p.m.
The function to flush the TLBs for a given p2m does not need to know about
the domain. So pass directly the p2m in parameter.

At the same time rename the function to p2m_flush_tlb to match the
parameter change.

Signed-off-by: Julien Grall <julien.grall@arm.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>

---
    Changes in v2:
        - Add Stefano's reviewed-by
---
 xen/arch/arm/p2m.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

Patch

diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c
index bda9b97..97a3a2b 100644
--- a/xen/arch/arm/p2m.c
+++ b/xen/arch/arm/p2m.c
@@ -137,9 +137,8 @@  void p2m_restore_state(struct vcpu *n)
     isb();
 }
 
-static void flush_tlb_domain(struct domain *d)
+static void p2m_flush_tlb(struct p2m_domain *p2m)
 {
-    struct p2m_domain *p2m = &d->arch.p2m;
     unsigned long flags = 0;
     uint64_t ovttbr;
 
@@ -1157,7 +1156,7 @@  static int apply_p2m_changes(struct domain *d,
 out:
     if ( flush )
     {
-        flush_tlb_domain(d);
+        p2m_flush_tlb(&d->arch.p2m);
         ret = iommu_iotlb_flush(d, gfn_x(sgfn), nr);
         if ( !rc )
             rc = ret;
@@ -1302,7 +1301,7 @@  static int p2m_alloc_table(struct domain *d)
      * Make sure that all TLBs corresponding to the new VMID are flushed
      * before using it
      */
-    flush_tlb_domain(d);
+    p2m_flush_tlb(p2m);
 
     return 0;
 }