X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=libtracing%2Frelay.c;h=bb781f2cde3f6d396ab1d2de3644a32812ec15bb;hb=8d938dbd14e689a294f8a251e4ac255985c65ad5;hp=14724a8e70ad0df8846f6932e465289581190eaf;hpb=bb07823d7dc174f7bd96d30843acfac7424dd0d2;p=ust.git

diff --git a/libtracing/relay.c b/libtracing/relay.c
index 14724a8..bb781f2 100644
--- a/libtracing/relay.c
+++ b/libtracing/relay.c
@@ -95,7 +95,7 @@ static int relay_alloc_buf(struct rchan_buf *buf, size_t *size)
 	*size = PAGE_ALIGN(*size);
 
 	/* Maybe do read-ahead */
-	result = mmap(NULL, *size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS, -1, 0);
+	result = mmap(NULL, *size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
 	if(result == MAP_FAILED) {
 		PERROR("mmap");
 		return -1;