From c4cac8f17f3daee5d5290b48f495ffec592c7eaa Mon Sep 17 00:00:00 2001
From: Erick Reyes <erickreyes@google.com>
Date: Mon, 4 Feb 2019 19:02:18 -0800
Subject: [PATCH] meminfo: make dmabuf_dump dependency on debugfs optional

dmabuf_dump had a hard dependency on debugfs to gather the initial list
of buffers for all proceses, make it optional.

Change-Id: I1d271297c0ad6124b321a1ee8aa01d3e88ca9fed
Signed-off-by: Erick Reyes <erickreyes@google.com>
---
 libmeminfo/libdmabufinfo/tools/dmabuf_dump.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libmeminfo/libdmabufinfo/tools/dmabuf_dump.cpp b/libmeminfo/libdmabufinfo/tools/dmabuf_dump.cpp
index 223c001ae..5168ea00a 100644
--- a/libmeminfo/libdmabufinfo/tools/dmabuf_dump.cpp
+++ b/libmeminfo/libdmabufinfo/tools/dmabuf_dump.cpp
@@ -150,8 +150,8 @@ int main(int argc, char* argv[]) {
 
     if (show_all) {
         if (!ReadDmaBufInfo(&bufs)) {
-            std::cerr << "Unable to read DEBUGFS dmabuf info" << std::endl;
-            exit(EXIT_FAILURE);
+            std::cerr << "debugfs entry for dmabuf not available, skipping" << std::endl;
+            bufs.clear();
         }
         std::unique_ptr<DIR, int (*)(DIR*)> dir(opendir("/proc"), closedir);
         if (!dir) {