linux-kernel - Re: [PATCH 3.16 106/217] sd: disable discard_zeroes

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Message-ID: <yq1k2jb52w4.fsf@sermon.lab.mkp.net>
Date:	Mon, 02 May 2016 21:47:07 -0400
From:	"Martin K. Petersen" <martin.petersen@...cle.com>
To:	Ben Hutchings <ben@...adent.org.uk>
Cc:	Rafael David Tinoco <rafael.tinoco@...onical.com>,
	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	akpm@...ux-foundation.org, Paolo Bonzini <pbonzini@...hat.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Christoph Hellwig <hch@....de>
Subject: Re: [PATCH 3.16 106/217] sd: disable discard_zeroes_data for UNMAP

>>>>> "Ben" == Ben Hutchings <ben@...adent.org.uk> writes:

Ben> But if sd in 3.16 is wrongly promising that discard zeroes data, it
Ben> really does need to be fixed somehow.

If there's a regression on a particular device we should address that
rather than dropping valid fixes from core SCSI code.

-- 
Martin K. Petersen	Oracle Linux Engineering