Call dmabuf_dump tool in dumpstate

This tool will dump shared buffer information on bug reports. Since it
is being rolled out on specific products, look for the binary in
/product/bin and execute it if found.

Bug: 63860998

Change-Id: If6e4ff48d3bc62e1fa7a88f16cc6ab0d5b05176f
Signed-off-by: Erick Reyes <erickreyes@google.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index a91eafeb8b..8bd834d2de 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -1458,6 +1458,12 @@ static bool DumpstateDefault() {
     // Run iotop as root to show top 100 IO threads
     RunCommand("IOTOP", {"iotop", "-n", "1", "-m", "100"});
 
+    // Gather shared memory buffer info if the product implements it
+    struct stat st;
+    if (!stat("/product/bin/dmabuf_dump", &st)) {
+        RunCommand("Dmabuf dump", {"/product/bin/dmabuf_dump"});
+    }
+
     if (!DropRootUser()) {
         return false;
     }