dumpstate: add pstore read

Call logcat -L to pull any LAST Android logs. If the kernel is not
configured for PSTORE and PSTORE_PMSG, the hopes are the empty
content will pressure vendors to slice up and configure support.

Change-Id: I5fddfa1e0f59f24fccc30b257ba68af8a8cf8640

diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index 1d33d71..2d8ac74 100644 (file)
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -214,6 +214,10 @@ static void dumpstate() {
     dump_file("LAST PANIC CONSOLE", "/data/dontpanic/apanic_console");
     dump_file("LAST PANIC THREADS", "/data/dontpanic/apanic_threads");
 
+    /* kernels must set CONFIG_PSTORE_PMSG, slice up pstore with device tree */
+    run_command("LAST LOGCAT", 10, "logcat", "-L", "-v", "threadtime",
+                                             "-b", "all", "-d", "*:v", NULL);
+
     for_each_userid(do_dump_settings, NULL);
 
     /* The following have a tendency to get wedged when wifi drivers/fw goes belly-up. */