From: Willy Tarreau <w@1wt.eu>
Date: Sat, 2 Feb 2019 16:05:03 +0000 (+0100)
Subject: CLEANUP: threads: use nbits to calculate the thread mask
X-Git-Tag: v2.0-dev1~72
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fc647360e0ec520cf824c53fb023fff6fb4846ef;p=thirdparty%2Fhaproxy.git

CLEANUP: threads: use nbits to calculate the thread mask

It's pointless to do arithmetics by hand, we have a function for this.
---

diff --git a/src/hathreads.c b/src/hathreads.c
index a21bddd9ea..8a4085ee66 100644
--- a/src/hathreads.c
+++ b/src/hathreads.c
@@ -157,9 +157,7 @@ int parse_nbthread(const char *arg, char **err)
 		return 0;
 	}
 
-	/* we proceed like this to be sure never to overflow the left shift */
-	all_threads_mask = 1UL << (nbthread - 1);
-	all_threads_mask |= all_threads_mask - 1;
+	all_threads_mask = nbits(nbthread);
 #endif
 	return nbthread;
 }