From 3a3aad6e1808a0f8487d4231a1bcf94daaa02f10 Mon Sep 17 00:00:00 2001 From: Jon Simons <[email protected]> Date: Sat, 13 May 2017 00:15:43 -0400 Subject: [PATCH 2/5] pkd_daemon.c: mark `pkd_ready` field as volatile
Otherwise, compilers may optimize away the load required for the busy-loop spin in `pkd_start` to terminate. Signed-off-by: Jon Simons <[email protected]> --- tests/pkd/pkd_daemon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/pkd/pkd_daemon.c b/tests/pkd/pkd_daemon.c index 61582b5a..44cd0ce3 100644 --- a/tests/pkd/pkd_daemon.c +++ b/tests/pkd/pkd_daemon.c @@ -58,7 +58,7 @@ static struct { int rc; pthread_t tid; int keep_going; - int pkd_ready; + volatile int pkd_ready; } ctx; static struct { -- 2.13.2
