scripts

commit ebc73d6c19da9bc785a5c48eccc5098691cb7bdb
parent 245780e4083ab07eef6b3d76a26c5b8306a6653c
Author: sin <sin@2f30.org>
Date:   Fri,  2 Aug 2013 11:42:32 +0100

Allocate rbtree nodes with a 16 byte alignment

Diffstat:
M
random/rballoc.c
 | 
8
+++++---

1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/random/rballoc.c b/random/rballoc.c
@@ -84,11 +84,13 @@ alloc_object(size_t siz)
 {
 	void *p;
 
-	sd.base = sbrk(siz);
+	sd.base = sbrk(siz + MINALIGNMENT);
 	if (sd.base == (void *)-1)
 		return NULL;
-	sd.siz += siz;
-	return sd.base;
+	sd.siz += siz + MINALIGNMENT;
+	p = sd.base;
+	p = (void *)(((uintptr_t)p + MINALIGNMENT) & ~(MINALIGNMENT - 1));
+	return p;
 }
 
 static void *