From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Daniel Micay Date: Wed, 5 Dec 2018 09:29:25 -0500 Subject: [PATCH] avoid setting RLIMIT_AS with hardened malloc This needs to be ported to a better mechanism like memory control groups in order to remain compatible with hardening mechanisms based on large PROT_NONE address space reservations. Change-Id: Ibfb7164d764fcb9244055953bedc9a1c424cedcb --- media/libmedia/MediaUtils.cpp | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/media/libmedia/MediaUtils.cpp b/media/libmedia/MediaUtils.cpp index bcdc3bdcfe..de217c70bf 100644 --- a/media/libmedia/MediaUtils.cpp +++ b/media/libmedia/MediaUtils.cpp @@ -38,6 +38,14 @@ void limitProcessMemory( return; } +#ifdef __LP64__ + // This needs to be ported to a better mechanism like memory control groups + // in order to remain compatible with hardening mechanisms based on large + // PROT_NONE address space reservations. + ALOGW("Running with hardened malloc implementation, skip enforcing memory limitations."); + return; +#endif + long pageSize = sysconf(_SC_PAGESIZE); long numPages = sysconf(_SC_PHYS_PAGES); size_t maxMem = SIZE_MAX;