From 34ba7f97ba3abe0de21f32845e90634eddf86340 Mon Sep 17 00:00:00 2001
From: John Sully <john@csquare.ca>
Date: Thu, 19 Dec 2019 15:44:09 -0500
Subject: [PATCH] Fix crash when using rocksdb and jemalloc but scope it to
 just jemalloc

Former-commit-id: 6fa0cfd35fd1158f190db27bfb734ea2f763cb20
---
 src/new.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/new.cpp b/src/new.cpp
index e3c4f886a..1f21f05da 100644
--- a/src/new.cpp
+++ b/src/new.cpp
@@ -32,3 +32,10 @@ void operator delete(void *p, std::size_t) noexcept
 }
 
 #endif
+
+#if defined(USE_JEMALLOC)
+extern "C" size_t malloc_usable_size(void *ptr)
+{
+    return zmalloc_usable(ptr);
+}
+#endif
\ No newline at end of file