File xen.trc-ioreq_server_free_mfn.patch of Package xen

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File xen.trc-ioreq_server_free_mfn.patch of Package xen

From: Olaf Hering <olaf@aepfle.de>
Date: Thu, 15 Jun 2023 08:41:26 +0000
Subject: trc ioreq_server_free_mfn

Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
 xen/common/ioreq.c | 6 ++++++
 1 file changed, 6 insertions(+)

--- a/xen/common/ioreq.c
+++ b/xen/common/ioreq.c
@@ -389,24 +389,30 @@ static int ioreq_server_alloc_mfn(struct ioreq_server *s, bool buf)
 
  fail:
     put_page_alloc_ref(page);
     put_page_and_type(page);
 
     return -ENOMEM;
 }
 
 static void ioreq_server_free_mfn(struct ioreq_server *s, bool buf)
 {
     struct ioreq_page *iorp = buf ? &s->bufioreq : &s->ioreq;
     struct page_info *page = iorp->page;
+    trc_ioreq_server_free_mfn_t trc = {
+        .buf = buf,
+        .s = TRC_ePTR(s),
+        .mfn = page ? mfn_x(page_to_mfn(page)) : 0,
+    };
+    TRACE_trc(TRC_IOREQ_ioreq_server_free_mfn);
 
     if ( !page )
         return;
 
     iorp->page = NULL;
 
     unmap_domain_page_global(iorp->va);
     iorp->va = NULL;
 
     put_page_alloc_ref(page);
     put_page_and_type(page);
 }

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File xen.trc-ioreq_server_free_mfn.patch of Package xen

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