From 8d43fb9c5ec9d2afd4605d83b57d4b5fbf313114 Mon Sep 17 00:00:00 2001
From: Michael Tuexen <tuexen@freebsd.org>
Date: Sat, 29 Dec 2018 16:10:49 +0100
Subject: executor: add clarifying comment for FreeBSD.

---
 executor/executor_bsd.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'executor')

diff --git a/executor/executor_bsd.h b/executor/executor_bsd.h
index c1b5bddb6..b359d4781 100644
--- a/executor/executor_bsd.h
+++ b/executor/executor_bsd.h
@@ -79,7 +79,13 @@ static void cover_open(cover_t* cov)
 		fail("ioctl init trace write failed");
 #endif
 
+#if GOOS_freebsd
+	// FreeBSD only supports kcov on 64-bit platforms and always uses
+	// entries of type uint64_t.
+	size_t mmap_alloc_size = kCoverSize * sizeof(uint64_t);
+#else
 	size_t mmap_alloc_size = kCoverSize * (is_kernel_64_bit ? 8 : 4);
+#endif
 	char* mmap_ptr = (char*)mmap(NULL, mmap_alloc_size,
 				     PROT_READ | PROT_WRITE,
 				     MAP_SHARED, cov->fd, 0);
-- 
cgit mrf-deployment