From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Mike Snitzer <snitzer@redhat.com>
Cc: device-mapper development <dm-devel@redhat.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>
Subject: Re: mirrored device with thousand of mappingtableentries
Date: Mon, 07 Mar 2011 15:22:33 -0500 [thread overview]
Message-ID: <yq1r5aiel4m.fsf@sermon.lab.mkp.net> (raw)
In-Reply-To: <20110307201027.GB31194@redhat.com> (Mike Snitzer's message of "Mon, 7 Mar 2011 15:10:27 -0500")
>>>>> "Mike" == Mike Snitzer <snitzer@redhat.com> writes:
Mike> So it seems we need to establish bi->sector_size during the final
Mike> stage of blk_integrity_register(), e.g. when a template is passed.
Mike> Not sure if you'd agree with that change in general but it'll work
Mike> for DM because the queue_limits are established before
Mike> dm_table_set_integrity() is set.
Let me contemplate a bit since I already have some changes brewing in
this area (T10 now permits protection information to be placed at
non-logical block size intervals).
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2011-03-07 20:22 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-28 11:21 mirrored device with thousand of mapping table entries Eli Malul
2011-02-28 11:48 ` Alasdair G Kergon
2011-02-28 11:59 ` mirrored device with thousand of mapping tableentries Eli Malul
2011-02-28 12:11 ` Alasdair G Kergon
2011-02-28 12:17 ` mirrored device with thousand of mappingtableentries Eli Malul
2011-02-28 13:10 ` Alasdair G Kergon
2011-02-28 13:13 ` Eli Malul
2011-02-28 13:29 ` Alasdair G Kergon
2011-02-28 13:42 ` Eli Malul
2011-02-28 16:25 ` Eli Malul
2011-02-28 13:38 ` Zdenek Kabelac
2011-02-28 15:01 ` Martin K. Petersen
2011-03-06 20:39 ` Zdenek Kabelac
2011-03-07 2:59 ` Martin K. Petersen
2011-03-07 14:24 ` Zdenek Kabelac
2011-03-07 16:09 ` Mike Snitzer
2011-03-08 6:51 ` Martin K. Petersen
2011-03-08 17:13 ` Mike Snitzer
2011-03-10 16:11 ` Martin K. Petersen
2011-03-11 16:53 ` [PATCH] block: Require subsystems to explicitly allocate bio_set integrity mempool (was: Re: mirrored device with thousand of mappingtableentries) Mike Snitzer
2011-03-11 17:11 ` [PATCH] block: Require subsystems to explicitly allocate bio_set integrity mempool Martin K. Petersen
2011-03-07 20:10 ` mirrored device with thousand of mappingtableentries Mike Snitzer
2011-03-07 20:22 ` Martin K. Petersen [this message]
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