[Xen-changelog] [xen-unstable] [IA64] add perfcounter to mm.c

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID ce9816c14040d1dadf16a315a782e6e17e760c45
# Parent  3f28ffed6ffff97c4f314c8bf91cf77dc85f396d
[IA64] add perfcounter to mm.c

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
---
 xen/arch/ia64/xen/mm.c            |   13 +++++++++++++
 xen/include/asm-ia64/perfc_defn.h |   14 ++++++++++++++
 2 files changed, 27 insertions(+)

diff -r 3f28ffed6fff -r ce9816c14040 xen/arch/ia64/xen/mm.c
--- a/xen/arch/ia64/xen/mm.c    Mon Oct 02 21:34:47 2006 -0600
+++ b/xen/arch/ia64/xen/mm.c    Mon Oct 02 21:37:39 2006 -0600
@@ -1057,6 +1057,7 @@ assign_domain_page_replace(struct domain
             put_page(old_page);
         }
     }
+    perfc_incrc(assign_domain_page_replace);
 }
 
 // caller must get_page(new_page) before
@@ -1117,6 +1118,7 @@ assign_domain_page_cmpxchg_rel(struct do
 
     domain_page_flush(d, mpaddr, old_mfn, new_mfn);
     put_page(old_page);
+    perfc_incrc(assign_domain_pge_cmpxchg_rel);
     return 0;
 }
 
@@ -1189,6 +1191,7 @@ zap_domain_page_one(struct domain *d, un
         try_to_clear_PGC_allocate(d, page);
     }
     put_page(page);
+    perfc_incrc(zap_dcomain_page_one);
 }
 
 unsigned long
@@ -1201,6 +1204,7 @@ dom0vp_zap_physmap(struct domain *d, uns
     }
 
     zap_domain_page_one(d, gpfn << PAGE_SHIFT, INVALID_MFN);
+    perfc_incrc(dom0vp_zap_physmap);
     return 0;
 }
 
@@ -1246,6 +1250,7 @@ dom0vp_add_physmap(struct domain* d, uns
            get_gpfn_from_mfn(mfn) != INVALID_M2P_ENTRY);
     assign_domain_page_replace(d, gpfn << PAGE_SHIFT, mfn, flags);
     //don't update p2m table because this page belongs to rd, not d.
+    perfc_incrc(dom0vp_add_physmap);
 out1:
     put_domain(rd);
     return error;
@@ -1277,6 +1282,7 @@ create_grant_host_mapping(unsigned long 
            get_gpfn_from_mfn(mfn) != INVALID_M2P_ENTRY);
     assign_domain_page_replace(d, gpaddr, mfn, (flags & GNTMAP_readonly)?
                                               ASSIGN_readonly: 
ASSIGN_writable);
+    perfc_incrc(create_grant_host_mapping);
     return GNTST_okay;
 }
 
@@ -1336,6 +1342,7 @@ destroy_grant_host_mapping(unsigned long
     BUG_ON(page_get_owner(page) == d);//try_to_clear_PGC_allocate(d, page) is 
not needed.
     put_page(page);
 
+    perfc_incrc(destroy_grant_host_mapping);
     return GNTST_okay;
 }
 
@@ -1396,6 +1403,7 @@ steal_page(struct domain *d, struct page
             free_domheap_page(new);
             return -1;
         }
+        perfc_incrc(steal_page_refcount);
     }
 
     spin_lock(&d->page_alloc_lock);
@@ -1465,6 +1473,7 @@ steal_page(struct domain *d, struct page
     list_del(&page->list);
 
     spin_unlock(&d->page_alloc_lock);
+    perfc_incrc(steal_page);
     return 0;
 }
 
@@ -1482,6 +1491,8 @@ guest_physmap_add_page(struct domain *d,
     assign_domain_page_replace(d, gpfn << PAGE_SHIFT, mfn, ASSIGN_writable);
 
     //BUG_ON(mfn != ((lookup_domain_mpa(d, gpfn << PAGE_SHIFT) & _PFN_MASK) >> 
PAGE_SHIFT));
+
+    perfc_incrc(guest_physmap_add_page);
 }
 
 void
@@ -1490,6 +1501,7 @@ guest_physmap_remove_page(struct domain 
 {
     BUG_ON(mfn == 0);//XXX
     zap_domain_page_one(d, gpfn << PAGE_SHIFT, mfn);
+    perfc_incrc(guest_physmap_remove_page);
 }
 
 //XXX sledgehammer.
@@ -1502,6 +1514,7 @@ domain_page_flush(struct domain* d, unsi
         shadow_mark_page_dirty(d, mpaddr >> PAGE_SHIFT);
 
     domain_flush_vtlb_all();
+    perfc_incrc(domain_page_flush);
 }
 
 int
diff -r 3f28ffed6fff -r ce9816c14040 xen/include/asm-ia64/perfc_defn.h
--- a/xen/include/asm-ia64/perfc_defn.h Mon Oct 02 21:34:47 2006 -0600
+++ b/xen/include/asm-ia64/perfc_defn.h Mon Oct 02 21:37:39 2006 -0600
@@ -116,3 +116,17 @@ PERFCOUNTER_CPU(domain_flush_vtlb_range,
 
 // domain.c
 PERFCOUNTER_CPU(flush_vtlb_for_context_switch,  
"flush_vtlb_for_context_switch")
+
+// mm.c
+PERFCOUNTER_CPU(assign_domain_page_replace,     "assign_domain_page_replace")
+PERFCOUNTER_CPU(assign_domain_pge_cmpxchg_rel,  
"assign_domain_pge_cmpxchg_rel")
+PERFCOUNTER_CPU(zap_dcomain_page_one,           "zap_dcomain_page_one")
+PERFCOUNTER_CPU(dom0vp_zap_physmap,             "dom0vp_zap_physmap")
+PERFCOUNTER_CPU(dom0vp_add_physmap,             "dom0vp_add_physmap")
+PERFCOUNTER_CPU(create_grant_host_mapping,      "create_grant_host_mapping")
+PERFCOUNTER_CPU(destroy_grant_host_mapping,     "destroy_grant_host_mapping")
+PERFCOUNTER_CPU(steal_page_refcount,            "steal_page_refcount")
+PERFCOUNTER_CPU(steal_page,                     "steal_page")
+PERFCOUNTER_CPU(guest_physmap_add_page,         "guest_physmap_add_page")
+PERFCOUNTER_CPU(guest_physmap_remove_page,      "guest_physmap_remove_page")
+PERFCOUNTER_CPU(domain_page_flush,              "domain_page_flush")

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