From: Dan Smith <danms@us.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
dave@linux.vnet.ibm.com
Subject: Re: [PATCH] Ensure that walk_page_range()'s start and end are page-aligned
Date: Fri, 24 Feb 2012 13:03:11 -0800 [thread overview]
Message-ID: <87k43cx7u8.fsf@danplanet.com> (raw)
In-Reply-To: <20120224125519.89120828.akpm@linux-foundation.org> (Andrew Morton's message of "Fri, 24 Feb 2012 12:55:19 -0800")
AM> Well... why should we apply the patch? Is there some buggy code
AM> which is triggering the problem? Do you intend to write some buggy
AM> code to trigger the problem? ;)
Well, I already did and it took me longer to figure out than it should
have :)
AM> Also, as it's a developer-only thing we should arrange for the
AM> overhead to vanish when CONFIG_DEBUG_VM=n?
Heh, if you like that flavor, see the previous version of the patch at
the top of this thread :)
--
Dan Smith
IBM Linux Technology Center
email: danms@us.ibm.com
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WARNING: multiple messages have this Message-ID (diff)
From: Dan Smith <danms@us.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: David Rientjes <rientjes@google.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
dave@linux.vnet.ibm.com
Subject: Re: [PATCH] Ensure that walk_page_range()'s start and end are page-aligned
Date: Fri, 24 Feb 2012 13:03:11 -0800 [thread overview]
Message-ID: <87k43cx7u8.fsf@danplanet.com> (raw)
In-Reply-To: <20120224125519.89120828.akpm@linux-foundation.org> (Andrew Morton's message of "Fri, 24 Feb 2012 12:55:19 -0800")
AM> Well... why should we apply the patch? Is there some buggy code
AM> which is triggering the problem? Do you intend to write some buggy
AM> code to trigger the problem? ;)
Well, I already did and it took me longer to figure out than it should
have :)
AM> Also, as it's a developer-only thing we should arrange for the
AM> overhead to vanish when CONFIG_DEBUG_VM=n?
Heh, if you like that flavor, see the previous version of the patch at
the top of this thread :)
--
Dan Smith
IBM Linux Technology Center
email: danms@us.ibm.com
next prev parent reply other threads:[~2012-02-24 21:03 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-10 19:39 [PATCH] Ensure that walk_page_range()'s start and end are page-aligned Dan Smith
2012-02-10 19:39 ` Dan Smith
2012-02-10 19:45 ` Michal Nazarewicz
2012-02-10 19:45 ` Michal Nazarewicz
2012-02-10 19:57 ` Dan Smith
2012-02-10 19:57 ` Dan Smith
2012-02-10 20:13 ` Michal Nazarewicz
2012-02-10 20:13 ` Michal Nazarewicz
2012-02-13 10:12 ` David Rientjes
2012-02-13 10:12 ` David Rientjes
2012-02-13 14:52 ` Dan Smith
2012-02-13 14:52 ` Dan Smith
2012-02-13 21:55 ` David Rientjes
2012-02-13 21:55 ` David Rientjes
2012-02-14 14:59 ` Dan Smith
2012-02-14 14:59 ` Dan Smith
2012-02-14 21:04 ` David Rientjes
2012-02-14 21:04 ` David Rientjes
2012-02-15 14:39 ` Dan Smith
2012-02-15 14:39 ` Dan Smith
2012-02-24 19:19 ` Dan Smith
2012-02-24 19:19 ` Dan Smith
2012-02-24 20:55 ` Andrew Morton
2012-02-24 20:55 ` Andrew Morton
2012-02-24 21:03 ` Dan Smith [this message]
2012-02-24 21:03 ` Dan Smith
-- strict thread matches above, loose matches on Subject: below --
2012-02-10 15:53 Dan Smith
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