ust: continue

[ust.git] / libtracing / relay.c

diff --git a/libtracing/relay.c b/libtracing/relay.c
index 14724a8e70ad0df8846f6932e465289581190eaf..bb781f2cde3f6d396ab1d2de3644a32812ec15bb 100644 (file)
--- 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;