From: Michael Tremer <michael.tremer@ipfire.org>
Date: Fri, 23 Sep 2016 19:21:31 +0000 (+0200)
Subject: Cache system_get_processors()
X-Git-Tag: 009~275
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=378835b986e163cc873c6cb07a3bdfef2109be23;p=network.git

Cache system_get_processors()

This function is called quite option and hence we cache
the result to speed up code execution

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/functions/functions.system b/src/functions/functions.system
index bc5f05b1..947fc304 100644
--- a/src/functions/functions.system
+++ b/src/functions/functions.system
@@ -19,13 +19,18 @@
 #                                                                             #
 ###############################################################################
 
-_getconf() {
-	getconf $@
-}
+SYSTEM_PROCESSORS=
 
 # Returns the number of online processors
 system_get_processors() {
-	_getconf _NPROCESSORS_ONLN
+	# Cache this since the function is called quite often
+	isset SYSTEM_PROCESSORS || SYSTEM_PROCESSORS=$(__system_get_processors)
+
+	echo ${SYSTEM_PROCESSORS}
+}
+
+__system_get_processors() {
+	getconf _NPROCESSORS_ONLN
 }
 
 system_get_next_processor() {