Module Name: src
Committed By: matt
Date: Thu Jan 17 06:24:45 UTC 2013
Modified Files:
src/sys/dev/usb: usb_mem.c
Log Message:
Make sure a USB small memory fragment is a multiple of the cache line size.
(since CACHE_LINE_SIZE defaults to 64, for most instances this won't result
in any code changing).
To generate a diff of this commit:
cvs rdiff -u -r1.55 -r1.56 src/sys/dev/usb/usb_mem.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/dev/usb/usb_mem.c
diff -u src/sys/dev/usb/usb_mem.c:1.55 src/sys/dev/usb/usb_mem.c:1.56
--- src/sys/dev/usb/usb_mem.c:1.55 Mon Jan 7 15:07:41 2013
+++ src/sys/dev/usb/usb_mem.c Thu Jan 17 06:24:44 2013
@@ -1,4 +1,4 @@
-/* $NetBSD: usb_mem.c,v 1.55 2013/01/07 15:07:41 prlw1 Exp $ */
+/* $NetBSD: usb_mem.c,v 1.56 2013/01/17 06:24:44 matt Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -38,7 +38,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: usb_mem.c,v 1.55 2013/01/07 15:07:41 prlw1 Exp $");
+__KERNEL_RCSID(0, "$NetBSD: usb_mem.c,v 1.56 2013/01/17 06:24:44 matt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -70,7 +70,7 @@ extern int usbdebug;
#define DPRINTFN(n,x)
#endif
-#define USB_MEM_SMALL 64
+#define USB_MEM_SMALL roundup(64, CACHE_LINE_SIZE)
#define USB_MEM_CHUNKS 64
#define USB_MEM_BLOCK (USB_MEM_SMALL * USB_MEM_CHUNKS)
