linux-kernel - Re: [Bug #10645] 2.6.26-rc1 lost half the RAM on UltraSPARC 5

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Message-Id: <20080518.211339.186246662.davem@davemloft.net>
Date:	Sun, 18 May 2008 21:13:39 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	rjw@...k.pl
Cc:	linux-kernel@...r.kernel.org, mikpe@...uu.se
Subject: Re: [Bug #10645] 2.6.26-rc1 lost half the RAM on UltraSPARC 5

From: "Rafael J. Wysocki" <rjw@...k.pl>
Date: Sun, 18 May 2008 13:13:55 +0200 (CEST)

> Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=10645
> Subject		: 2.6.26-rc1 lost half the RAM on UltraSPARC 5
> Submitter	: Mikael Pettersson <mikpe@...uu.se>
> Date		: 2008-05-07 20:36 (12 days old)
> References	: http://lkml.org/lkml/2008/5/7/204
> Handled-By	: David Miller <davem@...emloft.net>

Fixed by:

commit 7047901ec7d6eca97cf66f54b8a4197bb0754f40
Author: David S. Miller <davem@...emloft.net>
Date:   Wed May 14 23:10:33 2008 -0700

    sparc64: Fix lmb_reserve() args in find_ramdisk().
    
    This fixes the missing ram regression reported by
    Mikael Pettersson <mikpe@...uu.se>, much thanks for
    all of this help in diagnosing this.
    
    The second argument to lmb_reserve() is a size,
    not an end address bounds.
    
    Tested-by: Mikael Pettersson <mikpe@...uu.se>
    
    Signed-off-by: David S. Miller <davem@...emloft.net>

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