From: Peter Zijlstra <peterz@infradead.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch 4/8] mm: allow not updating BDI stats in end_page_writeback()
Date: Tue, 18 Mar 2008 12:33:51 +0100 [thread overview]
Message-ID: <1205840031.8514.346.camel@twins> (raw)
In-Reply-To: <20080317191945.122011759@szeredi.hu>
On Mon, 2008-03-17 at 20:19 +0100, Miklos Szeredi wrote:
> plain text document attachment (end_page_writeback_nobdi.patch)
> From: Miklos Szeredi <mszeredi@suse.cz>
>
> Fuse's writepage will need to clear page writeback separately from
> updating the per BDI counters.
This is because of the juggling with temporary pages, right?
Would be nice to have some comments in the code explaining this.
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch 4/8] mm: allow not updating BDI stats in end_page_writeback()
Date: Tue, 18 Mar 2008 12:33:51 +0100 [thread overview]
Message-ID: <1205840031.8514.346.camel@twins> (raw)
In-Reply-To: <20080317191945.122011759@szeredi.hu>
On Mon, 2008-03-17 at 20:19 +0100, Miklos Szeredi wrote:
> plain text document attachment (end_page_writeback_nobdi.patch)
> From: Miklos Szeredi <mszeredi@suse.cz>
>
> Fuse's writepage will need to clear page writeback separately from
> updating the per BDI counters.
This is because of the juggling with temporary pages, right?
Would be nice to have some comments in the code explaining this.
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next prev parent reply other threads:[~2008-03-18 11:34 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-17 19:19 [patch 0/8] fuse: writable mmap + batched write Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi
2008-03-17 19:19 ` [patch 1/8] mm: bdi: export bdi_writeout_inc() Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-18 11:27 ` Peter Zijlstra
2008-03-18 11:27 ` Peter Zijlstra
2008-03-18 11:46 ` Miklos Szeredi
2008-03-18 11:46 ` Miklos Szeredi
2008-03-17 19:19 ` [patch 2/8] mm: Add NR_WRITEBACK_TEMP counter Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-18 5:05 ` Andrew Morton
2008-03-18 5:05 ` Andrew Morton
2008-03-17 19:19 ` [patch 3/8] mm: rotate_reclaimable_page() cleanup Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-18 11:31 ` Peter Zijlstra
2008-03-18 11:31 ` Peter Zijlstra
2008-03-18 11:56 ` Miklos Szeredi
2008-03-18 11:56 ` Miklos Szeredi
2008-03-18 16:45 ` Andrew Morton
2008-03-18 16:45 ` Andrew Morton
2008-03-17 19:19 ` [patch 4/8] mm: allow not updating BDI stats in end_page_writeback() Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-18 5:04 ` Andrew Morton
2008-03-18 5:04 ` Andrew Morton
2008-03-18 8:11 ` Miklos Szeredi
2008-03-18 8:11 ` Miklos Szeredi
2008-03-18 8:18 ` Andrew Morton
2008-03-18 8:18 ` Andrew Morton
2008-03-18 11:33 ` Peter Zijlstra [this message]
2008-03-18 11:33 ` Peter Zijlstra
2008-03-18 11:59 ` Miklos Szeredi
2008-03-18 11:59 ` Miklos Szeredi
2008-03-18 12:29 ` Peter Zijlstra
2008-03-18 12:29 ` Peter Zijlstra
2008-03-18 12:51 ` Miklos Szeredi
2008-03-18 12:51 ` Miklos Szeredi
2008-03-18 13:08 ` Peter Zijlstra
2008-03-18 13:08 ` Peter Zijlstra
2008-03-18 13:58 ` Miklos Szeredi
2008-03-18 13:58 ` Miklos Szeredi
2008-03-18 13:59 ` Peter Zijlstra
2008-03-18 13:59 ` Peter Zijlstra
2008-03-18 15:53 ` Miklos Szeredi
2008-03-18 15:53 ` Miklos Szeredi
2008-03-18 16:49 ` Andrew Morton
2008-03-18 16:49 ` Andrew Morton
2008-03-17 19:19 ` [patch 5/8] fuse: support writable mmap Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-17 19:19 ` [patch 6/8] fuse: clean up setting i_size in write Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
2008-03-18 5:08 ` Andrew Morton
2008-03-18 5:08 ` Andrew Morton
2008-03-18 8:16 ` Miklos Szeredi
2008-03-18 8:16 ` Miklos Szeredi
2008-03-17 19:19 ` [patch 7/8] fuse: implement perform_write Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Nick Piggin
2008-03-17 19:19 ` [patch 8/8] fuse: update file size on short read Miklos Szeredi
2008-03-17 19:19 ` Miklos Szeredi, Miklos Szeredi
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