From: Mel Gorman <mgorman@techsingularity.net>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Vlastimil Babka <vbabka@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@surriel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC, DEBUGGING 1/2] mm: pass NR_FILE_PAGES/NR_SHMEM into node_page_state
Date: Thu, 23 Jun 2016 14:51:11 +0100 [thread overview]
Message-ID: <20160623135111.GX1868@techsingularity.net> (raw)
In-Reply-To: <3817461.6pThRKgN9N@wuerfel>
On Thu, Jun 23, 2016 at 03:17:43PM +0200, Arnd Bergmann wrote:
> > I have an alternative fix for this in a private tree. For now, I've asked
> > Andrew to withdraw the series entirely as there are non-trivial collisions
> > with OOM detection rework and huge page support for tmpfs. It'll be easier
> > and safer to resolve this outside of mmotm as it'll require a full round
> > of testing which takes 3-4 days.
>
> Ok. I've done a new version of my debug patch now, will follow up here
> so you can do some testing on top of that as well if you like. We probably
> don't want to apply my patch for the type checking, but you might find it
> useful for your own testing.
>
It is useful. After fixing up a bunch of problems manually, it
identified two more errors. I probably won't merge it but I'll hang on
to it during development.
Thanks!
--
Mel Gorman
SUSE Labs
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WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@techsingularity.net>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Vlastimil Babka <vbabka@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@surriel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC, DEBUGGING 1/2] mm: pass NR_FILE_PAGES/NR_SHMEM into node_page_state
Date: Thu, 23 Jun 2016 14:51:11 +0100 [thread overview]
Message-ID: <20160623135111.GX1868@techsingularity.net> (raw)
In-Reply-To: <3817461.6pThRKgN9N@wuerfel>
On Thu, Jun 23, 2016 at 03:17:43PM +0200, Arnd Bergmann wrote:
> > I have an alternative fix for this in a private tree. For now, I've asked
> > Andrew to withdraw the series entirely as there are non-trivial collisions
> > with OOM detection rework and huge page support for tmpfs. It'll be easier
> > and safer to resolve this outside of mmotm as it'll require a full round
> > of testing which takes 3-4 days.
>
> Ok. I've done a new version of my debug patch now, will follow up here
> so you can do some testing on top of that as well if you like. We probably
> don't want to apply my patch for the type checking, but you might find it
> useful for your own testing.
>
It is useful. After fixing up a bunch of problems manually, it
identified two more errors. I probably won't merge it but I'll hang on
to it during development.
Thanks!
--
Mel Gorman
SUSE Labs
next prev parent reply other threads:[~2016-06-23 13:51 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 10:05 [RFC, DEBUGGING 1/2] mm: pass NR_FILE_PAGES/NR_SHMEM into node_page_state Arnd Bergmann
2016-06-23 10:05 ` Arnd Bergmann
2016-06-23 10:05 ` [RFC, DEBUGGING 2/2] mm: add type checking for page state functions Arnd Bergmann
2016-06-23 10:05 ` Arnd Bergmann
2016-06-23 10:41 ` [RFC, DEBUGGING 1/2] mm: pass NR_FILE_PAGES/NR_SHMEM into node_page_state Mel Gorman
2016-06-23 10:41 ` Mel Gorman
2016-06-23 13:17 ` Arnd Bergmann
2016-06-23 13:17 ` Arnd Bergmann
2016-06-23 13:18 ` [RFC, DEBUGGING v2 " Arnd Bergmann
2016-06-23 13:18 ` Arnd Bergmann
2016-06-23 13:18 ` [RFC, DEBUGGING v2 2/2] mm: add type checking for page state functions Arnd Bergmann
2016-06-23 13:18 ` Arnd Bergmann
2016-06-23 13:51 ` Mel Gorman [this message]
2016-06-23 13:51 ` [RFC, DEBUGGING 1/2] mm: pass NR_FILE_PAGES/NR_SHMEM into node_page_state Mel Gorman
2016-06-23 15:56 ` Arnd Bergmann
2016-06-23 15:56 ` Arnd Bergmann
2016-06-23 16:39 ` Mel Gorman
2016-06-23 16:39 ` Mel Gorman
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