tree 4ab2973f6aa8ba3a7a5253a5dca1a8f2bdacb863
parent 154e2d7d2c6c5a316b5471d56c86174dd9ca5e86
author Colin Cross <ccross@android.com> 1354218131 -0800
committer Colin Cross <ccross@android.com> 1354221849 -0800

trigger kernel blocked stack trace on system server watchdog

Bug b/7638530 may be caused by a kernel deadlock when killing
processes under low memory conditions.  Write to /proc/sysrq-trigger
to get a kernel log of blocked tasks before killing the system server.

Bug: 7638530
Change-Id: I60df324ad4affdadbf13650099dc4dfb38722420