From mboxrd@z Thu Jan  1 00:00:00 1970
From: teigland@sourceware.org <teigland@sourceware.org>
Date: 26 Sep 2006 16:39:08 -0000
Subject: [Cluster-devel] cluster/dlm-kernel/src lowcomms.c
Message-ID: <20060926163908.22011.qmail@sourceware.org>
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CVSROOT:	/cvs/cluster
Module name:	cluster
Branch: 	RHEL4U4
Changes by:	teigland at sourceware.org	2006-09-26 16:39:07

Modified files:
	dlm-kernel/src : lowcomms.c 

Log message:
	Copy the following change from the RHEL4 branch which removes
	CBUF_MAY_ADD(20) from dlm lowcomms:
	
	"Remove check for small packets as it seems to cause problems with
	some customer sites.
	Ref: bz#204146"

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/dlm-kernel/src/lowcomms.c.diff?cvsroot=cluster&only_with_tag=RHEL4U4&r1=1.22.2.12&r2=1.22.2.12.2.1

--- cluster/dlm-kernel/src/Attic/lowcomms.c	2005/12/20 11:16:40	1.22.2.12
+++ cluster/dlm-kernel/src/Attic/lowcomms.c	2006/09/26 16:39:07	1.22.2.12.2.1
@@ -350,13 +350,6 @@
 		CBUF_INIT(&con->cb, PAGE_CACHE_SIZE);
 	}
 
-	/*
-	 * To avoid doing too many short reads, we will reschedule for
-	 * another time if there are less than 20 bytes left in the buffer.
-	 */
-	if (!CBUF_MAY_ADD(&con->cb, 20))
-		goto out_resched;
-
 	msg.msg_control = NULL;
 	msg.msg_controllen = 0;
 	msg.msg_iovlen = 1;