From 5752d3b3e64b6bd3e76708011d68584da0a4e56c Mon Sep 17 00:00:00 2001
From: Nicholas Nethercote <nnethercote@mozilla.com>
Date: Thu, 24 Mar 2016 16:38:45 +1100
Subject: [PATCH] Bug 1258257 - Reduce mozjemalloc page cache size from 4 MiB
 to 1 MiB. r=glandium.

This reduces memory usage by up to 3 MiB per process.

MozReview-Commit-ID: Gfs9PIJM4br

--HG--
extra : rebase_source : 69ac5acf7f7f0c802a047f5bf72838e5c4d1f123
---
 memory/mozjemalloc/jemalloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/memory/mozjemalloc/jemalloc.c b/memory/mozjemalloc/jemalloc.c
index d1a57feb7ab6..19cfbfe9ac3d 100644
--- a/memory/mozjemalloc/jemalloc.c
+++ b/memory/mozjemalloc/jemalloc.c
@@ -536,7 +536,7 @@ static const bool isthreaded = true;
  */
 #define	CHUNK_2POW_DEFAULT	20
 /* Maximum number of dirty pages per arena. */
-#define	DIRTY_MAX_DEFAULT	(1U << 10)
+#define	DIRTY_MAX_DEFAULT	(1U << 8)
 
 /*
  * Maximum size of L1 cache line.  This is used to avoid cache line aliasing,