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Message-ID: <3C612C91.38441A85@TeraPort.de>
Date: Wed, 06 Feb 2002 14:16:01 +0100
From: Martin Knoblauch <Martin.Knoblauch@TeraPort.de>
Reply-To: m.knoblauch@TeraPort.de
Organization: TeraPort GmbH
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To: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
CC: marcelo@conectiva.com.br
Subject: [PATCH] Add amount of cached memory to sysreq-m output
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Hi,

 this small patch against fs/buffer.c adds the Cached memory to the
output of sysreq-m requests. Applies against 2.4.18-pre8.

--- buffer.c.orig       Wed Feb  6 13:46:19 2002
+++ buffer.c    Wed Feb  6 13:48:55 2002
@@ -2724,6 +2724,9 @@
        printk("Buffer memory:   %6dkB\n",
                        atomic_read(&buffermem_pages) <<
(PAGE_SHIFT-10));

+       printk("Cache memory:   %6dkB\n",
+                      
(atomic_read(&page_cache_size)-atomic_read(&buffermem_pages)) <<
(PAGE_SHIFT-10));
+
 #ifdef CONFIG_SMP /* trylock does nothing on UP and so we could
deadlock */
        if (!spin_trylock(&lru_list_lock))
                return;


Martin
-- 
------------------------------------------------------------------
Martin Knoblauch         |    email:  Martin.Knoblauch@TeraPort.de
TeraPort GmbH            |    Phone:  +49-89-510857-309
C+ITS                    |    Fax:    +49-89-510857-111
http://www.teraport.de   |    Mobile: +49-170-4904759
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 name="buffer.c-patch"
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 filename="buffer.c-patch"

--- buffer.c.orig	Wed Feb  6 13:46:19 2002
+++ buffer.c	Wed Feb  6 13:48:55 2002
@@ -2724,6 +2724,9 @@
 	printk("Buffer memory:   %6dkB\n",
 			atomic_read(&buffermem_pages) << (PAGE_SHIFT-10));
 
+	printk("Cache memory:   %6dkB\n",
+			(atomic_read(&page_cache_size)- atomic_read(&buffermem_pages)) << (PAGE_SHIFT-10));
+
 #ifdef CONFIG_SMP /* trylock does nothing on UP and so we could deadlock */
 	if (!spin_trylock(&lru_list_lock))
 		return;

--------------E873FED574EF83BBA1E11C05--

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