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Re: [PATCH 9/7] xfs: remove SYNC_BDFLUSH

To: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Subject: Re: [PATCH 9/7] xfs: remove SYNC_BDFLUSH
From: Sujit Karataparambil <sjt.kar@xxxxxxxxx>
Date: Sat, 30 May 2009 13:57:44 +0530
Cc: xfs@xxxxxxxxxxx
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Is this the journalling part of the code?
Does SYNC_BDFLUSH  and SYNC_IOWAIT Determine the journalling?
Is it that the Journals are a part of SYNC_BDFLUSH  and SYNC_WAIT
resource locking?

How does the SYNC_TRYLOCK change the scenario? Is it some sort
of semaphore implementation?


On Sat, May 30, 2009 at 1:40 AM, Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
> On Fri, May 29, 2009 at 06:49:39PM +0530, Sujit Karataparambil wrote:
>> Hi,
>> Newbie question?
>> Kindly tell me where this code is called from do you have pagedeamon
>> on vfs or is it some thing else?
> currently all calls with SYNC_BDFLUSH are from xfssyncd.

-- Sujit K M

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