From 7a747a28b138ec771d9c9629e3b1c9d2a8cba6ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Th=C3=A9ophile=20Bastian?= <contact@tobast.fr>
Date: Thu, 31 May 2018 13:32:24 +0200
Subject: [PATCH] Add a `get_pid` field to `struct unw_accessors`

---
 include/libunwind-common.h.in | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/libunwind-common.h.in b/include/libunwind-common.h.in
index fa753ba1..eb156018 100644
--- a/include/libunwind-common.h.in
+++ b/include/libunwind-common.h.in
@@ -180,6 +180,11 @@ typedef struct unw_accessors
        NULL.  */
     int (*get_proc_name) (unw_addr_space_t, unw_word_t, char *, size_t,
 			  unw_word_t *, void *);
+
+    /* Retrieve the PID of the process this memory belongs to.
+       Returns 0 for local memory or when undefined.
+       This must be non-zero for init_remote.  */
+    int (*get_pid) (void *);
   }
 unw_accessors_t;