1 files changed, 39 insertions, 0 deletions

diff --git a/meta-oe/recipes-benchmark/libhugetlbfs/files/0002-Mark-glibc-specific-code-so.patch b/meta-oe/recipes-benchmark/libhugetlbfs/files/0002-Mark-glibc-specific-code-so.patch
new file mode 100644
index 0000000000..4354d78615
--- /dev/null
+++ b/meta-oe/recipes-benchmark/libhugetlbfs/files/0002-Mark-glibc-specific-code-so.patch
@@ -0,0 +1,39 @@
+From b72bf6a81fa879f32a074fe53776fc8291c83b6f Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Thu, 21 Jun 2018 19:32:59 -0700
+Subject: [PATCH 2/6] Mark glibc specific code so
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ morecore.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/morecore.c b/morecore.c
+index c5981d2..ec9fafa 100644
+--- a/morecore.c
++++ b/morecore.c
+@@ -347,6 +347,7 @@ void hugetlbfs_setup_morecore(void)
+ 
+        INFO("setup_morecore(): heapaddr = 0x%lx\n", heapaddr);
+ 
++#ifdef __GLIBC__
+        heaptop = heapbase = (void *)heapaddr;
+        if (__hugetlb_opts.thp_morecore)
+                __morecore = &thp_morecore;
+@@ -354,7 +355,6 @@ void hugetlbfs_setup_morecore(void)
+                __morecore = &hugetlbfs_morecore;
+ 
+        /* Set some allocator options more appropriate for hugepages */
+-
+        if (__hugetlb_opts.shrink_ok)
+                mallopt(M_TRIM_THRESHOLD, hpage_size / 2);
+        else
+@@ -364,4 +364,5 @@ void hugetlbfs_setup_morecore(void)
+         * This doesn't appear to prohibit malloc() from falling back
+         * to mmap() if we run out of hugepages. */
+        mallopt(M_MMAP_MAX, 0);
++#endif
+ }
+-- 
+2.17.1
+