File valgrind.xen-4.7-handle-XENVER_build_id.patch of Package valgrind

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File valgrind.xen-4.7-handle-XENVER_build_id.patch of Package valgrind (Revision b238bb1a45977445e2bb8f7b6d2017e7)

Currently displaying revision b238bb1a45977445e2bb8f7b6d2017e7 , Show latest

From: Olaf Hering <olaf@aepfle.de>
Date: Fri, 16 Nov 2018 17:21:33 +0100
Subject: xen-4.7: handle XENVER_build_id

Add code to handle XENVER_build_id, added in xen-4.7

bz#390553
---
 coregrind/m_syswrap/syswrap-xen.c |  4 ++++
 include/vki/vki-xen-version.h     | 11 +++++++++++
 2 files changed, 15 insertions(+)

--- a/coregrind/m_syswrap/syswrap-xen.c
+++ b/coregrind/m_syswrap/syswrap-xen.c
@@ -542,6 +542,7 @@ PRE(xen_version)
    case VKI_XENVER_pagesize:
    case VKI_XENVER_guest_handle:
    case VKI_XENVER_commandline:
+   case VKI_XENVER_build_id:
       /* No inputs */
       break;
 
@@ -1766,6 +1767,9 @@ POST(xen_version)
    case VKI_XENVER_commandline:
       POST_MEM_WRITE((Addr)ARG2, sizeof(vki_xen_commandline_t));
       break;
+   case VKI_XENVER_build_id:
+      POST_MEM_WRITE((Addr)ARG2, sizeof(struct vki_xen_build_id));
+      break;
    }
 }
 
--- a/include/vki/vki-xen-version.h
+++ b/include/vki/vki-xen-version.h
@@ -38,6 +38,7 @@
 #define VKI_XENVER_pagesize 7
 #define VKI_XENVER_guest_handle 8
 #define VKI_XENVER_commandline 9
+#define VKI_XENVER_build_id 10
 
 typedef char vki_xen_extraversion_t[16];
 
@@ -63,6 +64,16 @@ struct vki_xen_feature_info {
 
 typedef char vki_xen_commandline_t[1024];
 
+struct vki_xen_build_id {
+    unsigned int len;    /* IN: size of buf[]. */
+#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    unsigned char   buf[];
+#elif defined(__GNUC__)
+    unsigned char   buf[1]; /* OUT: Variable length buffer with build_id. */
+#endif
+
+};
+
 #endif // __VKI_XEN_VERSION_H
 
 /*--------------------------------------------------------------------*/

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File valgrind.xen-4.7-handle-XENVER_build_id.patch of Package valgrind (Revision b238bb1a45977445e2bb8f7b6d2017e7)

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