Module Name:    src
Committed By:   msaitoh
Date:           Wed Oct  6 05:24:54 UTC 2021

Modified Files:
        src/sys/kern: uipc_mbuf.c

Log Message:
Fix a bug that NMBCLUSTERS(kern.mbuf.nmbclusters) can't be changed by sysctl.


To generate a diff of this commit:
cvs rdiff -u -r1.243 -r1.244 src/sys/kern/uipc_mbuf.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/kern/uipc_mbuf.c
diff -u src/sys/kern/uipc_mbuf.c:1.243 src/sys/kern/uipc_mbuf.c:1.244
--- src/sys/kern/uipc_mbuf.c:1.243	Thu Mar  4 01:37:42 2021
+++ src/sys/kern/uipc_mbuf.c	Wed Oct  6 05:24:54 2021
@@ -1,4 +1,4 @@
-/*	$NetBSD: uipc_mbuf.c,v 1.243 2021/03/04 01:37:42 msaitoh Exp $	*/
+/*	$NetBSD: uipc_mbuf.c,v 1.244 2021/10/06 05:24:54 msaitoh Exp $	*/
 
 /*
  * Copyright (c) 1999, 2001, 2018 The NetBSD Foundation, Inc.
@@ -62,7 +62,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uipc_mbuf.c,v 1.243 2021/03/04 01:37:42 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uipc_mbuf.c,v 1.244 2021/10/06 05:24:54 msaitoh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_mbuftrace.h"
@@ -165,11 +165,7 @@ nmbclusters_limit(void)
 	max_size = MIN(max_size, NMBCLUSTERS_MAX);
 #endif
 
-#ifdef NMBCLUSTERS
-	return MIN(max_size, NMBCLUSTERS);
-#else
 	return max_size;
-#endif
 }
 
 /*
@@ -199,7 +195,7 @@ mbinit(void)
 	 * Set an arbitrary default limit on the number of mbuf clusters.
 	 */
 #ifdef NMBCLUSTERS
-	nmbclusters = nmbclusters_limit();
+	nmbclusters = MIN(NMBCLUSTERS, nmbclusters_limit());
 #else
 	nmbclusters = MAX(1024,
 	    (vsize_t)physmem * PAGE_SIZE / MCLBYTES / 16);

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