From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
miklos@szeredi.hu, neilb@suse.de, dgc@sgi.com,
tomoki.sekiyama.qu@hitachi.com, nikita@clusterfs.com
Subject: Re: [PATCH 02/12] mm: scalable bdi statistics counters.
Date: Fri, 06 Apr 2007 09:22:19 +0200 [thread overview]
Message-ID: <1175844139.6483.133.camel@twins> (raw)
In-Reply-To: <20070405153746.3cdb9bcd.akpm@linux-foundation.org>
On Thu, 2007-04-05 at 15:37 -0700, Andrew Morton wrote:
> On Thu, 05 Apr 2007 19:42:11 +0200
> root@programming.kicks-ass.net wrote:
>
> > Provide scalable per backing_dev_info statistics counters modeled on the ZVC
> > code.
> >
> > Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> > ---
> > block/ll_rw_blk.c | 1
> > drivers/block/rd.c | 2
> > drivers/char/mem.c | 2
> > fs/char_dev.c | 1
> > fs/fuse/inode.c | 1
> > fs/nfs/client.c | 1
> > include/linux/backing-dev.h | 98 +++++++++++++++++++++++++++++++++++++++++
> > mm/backing-dev.c | 103 ++++++++++++++++++++++++++++++++++++++++++++
>
> madness! Quite duplicative of vmstat.h, yet all this infrastructure
> is still only usable in one specific application.
>
> Can we please look at generalising the vmstat.h stuff?
>
> Or, the API in percpu_counter.h appears suitable to this application.
> (The comment at line 6 is a total lie).
Ok, I'll see what I can come up with.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
miklos@szeredi.hu, neilb@suse.de, dgc@sgi.com,
tomoki.sekiyama.qu@hitachi.com, nikita@clusterfs.com
Subject: Re: [PATCH 02/12] mm: scalable bdi statistics counters.
Date: Fri, 06 Apr 2007 09:22:19 +0200 [thread overview]
Message-ID: <1175844139.6483.133.camel@twins> (raw)
In-Reply-To: <20070405153746.3cdb9bcd.akpm@linux-foundation.org>
On Thu, 2007-04-05 at 15:37 -0700, Andrew Morton wrote:
> On Thu, 05 Apr 2007 19:42:11 +0200
> root@programming.kicks-ass.net wrote:
>
> > Provide scalable per backing_dev_info statistics counters modeled on the ZVC
> > code.
> >
> > Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> > ---
> > block/ll_rw_blk.c | 1
> > drivers/block/rd.c | 2
> > drivers/char/mem.c | 2
> > fs/char_dev.c | 1
> > fs/fuse/inode.c | 1
> > fs/nfs/client.c | 1
> > include/linux/backing-dev.h | 98 +++++++++++++++++++++++++++++++++++++++++
> > mm/backing-dev.c | 103 ++++++++++++++++++++++++++++++++++++++++++++
>
> madness! Quite duplicative of vmstat.h, yet all this infrastructure
> is still only usable in one specific application.
>
> Can we please look at generalising the vmstat.h stuff?
>
> Or, the API in percpu_counter.h appears suitable to this application.
> (The comment at line 6 is a total lie).
Ok, I'll see what I can come up with.
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next prev parent reply other threads:[~2007-04-06 7:22 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-05 17:42 [PATCH 00/12] per device dirty throttling -v3 root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 01/12] nfs: remove congestion_end() root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 02/12] mm: scalable bdi statistics counters root
2007-04-05 17:42 ` root
2007-04-05 22:37 ` Andrew Morton
2007-04-05 22:37 ` Andrew Morton
2007-04-06 7:22 ` Peter Zijlstra [this message]
2007-04-06 7:22 ` Peter Zijlstra
2007-04-05 17:42 ` [PATCH 03/12] mm: count dirty pages per BDI root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 04/12] mm: count writeback " root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 05/12] mm: count unstable " root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 06/12] mm: expose BDI statistics in sysfs root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 07/12] mm: per device dirty threshold root
2007-04-05 17:42 ` root
2007-04-05 17:42 ` [PATCH 08/12] mm: fixup possible deadlock root
2007-04-05 17:42 ` root
2007-04-05 22:43 ` Andrew Morton
2007-04-05 22:43 ` Andrew Morton
2007-04-05 17:42 ` [PATCH 09/12] mm: remove throttle_vm_writeback root
2007-04-05 17:42 ` root
2007-04-05 22:44 ` Andrew Morton
2007-04-05 22:44 ` Andrew Morton
2007-09-26 20:42 ` Peter Zijlstra
2007-09-26 20:42 ` Peter Zijlstra
2007-04-05 17:42 ` [PATCH 10/12] mm: page_alloc_wait root
2007-04-05 17:42 ` root
2007-04-05 22:57 ` Andrew Morton
2007-04-05 22:57 ` Andrew Morton
2007-04-06 6:37 ` Peter Zijlstra
2007-04-06 6:37 ` Peter Zijlstra
2007-04-05 17:42 ` [PATCH 11/12] mm: accurate pageout congestion wait root
2007-04-05 17:42 ` root
2007-04-05 23:17 ` Andrew Morton
2007-04-05 23:17 ` Andrew Morton
2007-04-06 6:51 ` Peter Zijlstra
2007-04-06 6:51 ` Peter Zijlstra
2007-04-05 17:42 ` [PATCH 12/12] mm: per BDI congestion feedback root
2007-04-05 17:42 ` root
2007-04-05 23:24 ` Andrew Morton
2007-04-05 23:24 ` Andrew Morton
2007-04-06 7:01 ` Peter Zijlstra
2007-04-06 7:01 ` Peter Zijlstra
2007-04-06 11:00 ` Andrew Morton
2007-04-06 11:00 ` Andrew Morton
2007-04-06 11:10 ` Miklos Szeredi
2007-04-06 11:10 ` Miklos Szeredi
2007-04-05 17:47 ` [PATCH 00/12] per device dirty throttling -v3 Peter Zijlstra
2007-04-05 17:47 ` Peter Zijlstra
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