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To: "Randy.Dunlap" <rddunlap@osdl.org>
Cc: Scott Bronson <bronson@rinspin.com>, <linux-kernel@vger.kernel.org>
Subject: Re: FAT/VFAT and the sync flag
References: <Pine.LNX.4.33L2.0210032215020.18964-100000@dragon.pdx.osdl.net>
From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Date: Sat, 05 Oct 2002 00:33:50 +0900
In-Reply-To: <Pine.LNX.4.33L2.0210032215020.18964-100000@dragon.pdx.osdl.net>
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"Randy.Dunlap" <rddunlap@osdl.org> writes:

> On 3 Oct 2002, Scott Bronson wrote:
> 
> | Can anyone tell me if the VFAT filesystem actually recognizes the sync
> | flag?  Early in 2.4, it appeared that it was ignoring it.
> |
> | However, now that a lot of USB devices are VFAT, this gets pretty
> | important.
> 
> Now, for you first question, I hope that Ogawa or Al or Christoph
> et al can answer it, but my guess is, No, VFAT doesn't
> recognize the sync flag.  I base that on grepping for
> s_sync and for MS_SYNCHRONOUS in linux/fs/{fat,vfat,msdos}
> and finding s_sync a few times, but not finding MS_SYNCHRONOUS
> at all.

You are right. The fatfs just ignore the sync flag.
-- 
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
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