From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Wed, 21 Nov 2018 22:40:34 +0000 (+0100)
Subject: slirp: Mark debugging calls as unlikely
X-Git-Tag: v4.0.0-rc0~163^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=55ef9c617b4297d324cabfb68e6cea772349f5b4;p=thirdparty%2Fqemu.git

slirp: Mark debugging calls as unlikely

to get them out of the hot path.

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---

diff --git a/slirp/debug.h b/slirp/debug.h
index 25a5d59439a..269d97d8073 100644
--- a/slirp/debug.h
+++ b/slirp/debug.h
@@ -15,25 +15,25 @@
 extern int slirp_debug;
 
 #define DEBUG_CALL(fmt, ...) do {               \
-    if (slirp_debug & DBG_CALL) {               \
+    if (G_UNLIKELY(slirp_debug & DBG_CALL)) {   \
         g_debug(fmt "...", ##__VA_ARGS__);      \
     }                                           \
 } while (0)
 
 #define DEBUG_ARG(fmt, ...) do {                \
-    if (slirp_debug & DBG_CALL) {               \
+    if (G_UNLIKELY(slirp_debug & DBG_CALL)) {   \
         g_debug(" " fmt, ##__VA_ARGS__);        \
     }                                           \
 } while (0)
 
 #define DEBUG_MISC(fmt, ...) do {               \
-    if (slirp_debug & DBG_MISC) {               \
+    if (G_UNLIKELY(slirp_debug & DBG_MISC)) {   \
         g_debug(fmt, ##__VA_ARGS__);            \
     }                                           \
 } while (0)
 
 #define DEBUG_ERROR(fmt, ...) do {              \
-    if (slirp_debug & DBG_ERROR) {              \
+    if (G_UNLIKELY(slirp_debug & DBG_ERROR)) {  \
         g_debug(fmt, ##__VA_ARGS__);            \
     }                                           \
 } while (0)