From f4c50648752ee1000f606585f4df9fa6bd9ff8e8 Mon Sep 17 00:00:00 2001
From: Saul Wold <sgw@linux.intel.com>
Date: Wed, 8 Feb 2017 17:36:48 -0800
Subject: [PATCH] openssl-qat: Use sched_yield() instead of pthread_yield()

sched_yield() is the correct POSIX API to use for thread switching
This futher supports building with MUSL.

Upstream-Status: Pending
Signed-off-by: Saul Wold <sgw@linux.intel.com>
---
 engines/qat_engine/e_qat.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/engines/qat_engine/e_qat.c b/engines/qat_engine/e_qat.c
index 17d7935..af543bc 100644
--- a/engines/qat_engine/e_qat.c
+++ b/engines/qat_engine/e_qat.c
@@ -90,6 +90,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sched.h>
 #include <pthread.h>
 #include <unistd.h>
 #include <ctype.h>
@@ -545,7 +546,7 @@ CpaStatus myPerformOp(const CpaInstanceHandle instanceHandle,
                                    pSrcBuffer, pDstBuffer, pVerifyResult);
         if (status == CPA_STATUS_RETRY) {
             qatPerformOpRetries++;
-            pthread_yield();
+            sched_yield();
             if (uiRetry >= iMsgRetry
                 && iMsgRetry != QAT_INFINITE_MAX_NUM_RETRIES) {
                 break;
@@ -588,7 +589,7 @@ static void *sendPoll(void *ih)
         if (likely(CPA_STATUS_SUCCESS == status)) {
             /* Do nothing */
         } else if (CPA_STATUS_RETRY == status) {
-            pthread_yield();
+            sched_yield();
         } else {
             WARN("WARNING icp_sal_CyPollInstance returned status %d\n",
                  status);
-- 
2.7.4