linux-kernel - Re: [PATCH 1/1] [SCSI] Fix a bug in deriving the FLUSH

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Date:	Fri, 18 Jul 2014 08:11:31 -0700
From:	"Christoph Hellwig (hch@...radead.org)" <hch@...radead.org>
To:	"Elliott, Robert (Server Storage)" <Elliott@...com>
Cc:	KY Srinivasan <kys@...rosoft.com>, Jens Axboe <axboe@...nel.dk>,
	James Bottomley <jbottomley@...allels.com>,
	"michaelc@...wisc.edu" <michaelc@...wisc.edu>,
	"Christoph Hellwig (hch@...radead.org)" <hch@...radead.org>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"ohering@...e.com" <ohering@...e.com>,
	"apw@...onical.com" <apw@...onical.com>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>
Subject: Re: [PATCH 1/1] [SCSI] Fix a bug in deriving the FLUSH_TIMEOUT from
 the basic I/O timeout

On Fri, Jul 18, 2014 at 12:51:06AM +0000, Elliott, Robert (Server Storage) wrote:
> SYNCHRONIZE CACHE (16) should be favored over SYNCHRONIZE 
> CACHE (10) unless SYNCHRONIZE CACHE (10) is not supported.

I gues you mean (16) for the last occurance?  What's the benefit of
using SYNCHRONIZE CACHE (16) if we don't pass a LBA range?

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