tree 24129b51b1a5d7583c4647bd195083b655a9e5ea
parent a46ed8f52b7a5813657cb4e1ce93b7919fc53e60
author Christopher Ferris <cferris@google.com> 1494888619 -0700
committer Christopher Ferris <cferris@google.com> 1495572194 -0700

Add support for modifying decay timer.

Add the mallopt function, and only a single option so far.

Bug: 36401135

Test: Built and booted bullhead.
Test: Ran jemalloc unit tests.
Test: Ran bionic unit tests.
Test: Ran a test that allocated and free'd a large piece of memory,
Test: and verified that after changing the parameter, the PSS
Test: sticks around (decay timer set to 1), the PSS is purged (decay
Test: timer set to 0).
(cherry picked from commit a1c0d2fd4ce96e123c4ae6506c9d637d747e1fe2)

Change-Id: Ie8125dc3a5615a859efb66dc91a6feeb0d57b478