From: Jens Axboe <axboe@suse.de>
To: Andi Kleen <ak@colin2.muc.de>
Cc: Andi Kleen <ak@muc.de>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ide barrier support, #2
Date: Tue, 14 Oct 2003 17:31:56 +0200 [thread overview]
Message-ID: <20031014153156.GU1107@suse.de> (raw)
In-Reply-To: <20031014152826.GA9391@colin2.muc.de>
On Tue, Oct 14 2003, Andi Kleen wrote:
> > See the patch, WRITESYNC is used solely internally in raid1.
> > WRITEBARRIER is a bitmask of BIO_RW and BIO_RW_BARRIER and that is what
> > you want. I'll make that more clear. Writes will not be reordered around
> > the barrier either, btw.
>
> It would be still misnamed. I want a flush and not a barrier.
Don't you still require previously submitted writes to have hit platter
before your flush goes down?
> Anyways, when you apply the patch just change the cmd that what
> you think is right.
I did :)
--
Jens Axboe
next prev parent reply other threads:[~2003-10-14 15:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <GurO.7cg.43@gated-at.bofh.it>
2003-10-14 12:53 ` [PATCH] ide barrier support, #2 Andi Kleen
2003-10-14 12:57 ` Jens Axboe
2003-10-14 15:08 ` Andi Kleen
2003-10-14 15:12 ` Jens Axboe
2003-10-14 15:28 ` Andi Kleen
2003-10-14 15:31 ` Jens Axboe [this message]
2003-10-14 10:15 Jens Axboe
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