From 4f632962c17740f9aebe9e853c1c7b369640eb3a Mon Sep 17 00:00:00 2001
From: John Sully <john@csquare.ca>
Date: Fri, 26 Feb 2021 01:03:10 +0000
Subject: [PATCH] eliminate syscall in call()

Former-commit-id: 3ee111a2e50bc29818ba85ae4fb786171d695c37
---
 src/server.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/server.cpp b/src/server.cpp
index f0510c9b6..4dcca26bb 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -3911,6 +3911,7 @@ void call(client *c, int flags) {
     /* Call the command. */
     dirty = g_pserver->dirty;
     incrementMvccTstamp();
+    __atomic_load(&g_pserver->ustime, &start, __ATOMIC_SEQ_CST);
     start = g_pserver->ustime;
     try {
         c->cmd->proc(c);
@@ -3922,7 +3923,9 @@ void call(client *c, int flags) {
         addReplyError(c, sz);
     }
     serverTL->commandsExecuted++;
-    duration = ustime()-start;
+    ustime_t end;
+    __atomic_load(&g_pserver->ustime, &end, __ATOMIC_SEQ_CST);
+    duration = end-start;
     dirty = g_pserver->dirty-dirty;
     if (dirty < 0) dirty = 0;