From: sagig@dev.mellanox.co.il (Sagi Grimberg)
Subject: [PATCH 3/5] block: Reduce the size of struct blk_integrity
Date: Wed, 22 Jul 2015 14:35:01 +0300 [thread overview]
Message-ID: <55AF7FE5.7030300@dev.mellanox.co.il> (raw)
In-Reply-To: <1437458579-18706-4-git-send-email-martin.petersen@oracle.com>
On 7/21/2015 9:02 AM, Martin K. Petersen wrote:
> The per-device properties in the blk_integrity structure were previously
> unsigned short. However, most of the values fit inside a char. The only
> exception is the data interval size and we can work around that by
> storing it as a power of two.
>
> This cuts the size of the dynamic portion of blk_integrity in half.
>
> Signed-off-by: Martin K. Petersen <martin.petersen at oracle.com>
> Reported-by: Christoph Hellwig <hch at lst.de>
Reviewed-by: Sagi Grimberg <sagig at mellanox.com>
next prev parent reply other threads:[~2015-07-22 11:35 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-14 17:57 [PATCH] NVMe: Reread partitions on metadata formats Keith Busch
2015-07-14 18:49 ` Jens Axboe
2015-07-14 19:01 ` Paul Grabinar
2015-07-15 3:48 ` Dan Williams
2015-07-15 21:36 ` Jens Axboe
2015-07-15 22:28 ` Keith Busch
2015-07-16 9:19 ` Christoph Hellwig
2015-07-17 1:47 ` Martin K. Petersen
2015-07-17 9:30 ` Christoph Hellwig
2015-07-21 6:02 ` Data integrity tweaks Martin K. Petersen
2015-07-21 6:02 ` [PATCH 1/5] block: Move integrity kobject to struct gendisk Martin K. Petersen
2015-07-22 11:32 ` Sagi Grimberg
2015-07-21 6:02 ` [PATCH 2/5] block: Consolidate static integrity profile properties Martin K. Petersen
2015-07-22 11:33 ` Sagi Grimberg
2015-07-21 6:02 ` [PATCH 3/5] block: Reduce the size of struct blk_integrity Martin K. Petersen
2015-07-21 11:53 ` Christoph Hellwig
2015-07-24 15:14 ` Martin K. Petersen
2015-07-22 11:35 ` Sagi Grimberg [this message]
2015-07-21 6:02 ` [PATCH 4/5] block: Export integrity data interval size in sysfs Martin K. Petersen
2015-07-22 11:37 ` Sagi Grimberg
2015-07-24 15:26 ` Martin K. Petersen
2015-07-21 6:02 ` [PATCH 5/5] block: Inline blk_integrity in struct gendisk Martin K. Petersen
2015-07-21 12:01 ` Christoph Hellwig
2015-08-20 20:41 ` Simplify block integrity registration Martin K. Petersen
2015-08-20 20:41 ` [PATCH 1/5] block: Move integrity kobject to struct gendisk Martin K. Petersen
2015-09-16 17:26 ` Mike Snitzer
2015-09-16 17:26 ` Mike Snitzer
2015-08-20 20:41 ` [PATCH 2/5] block: Consolidate static integrity profile properties Martin K. Petersen
2015-08-20 20:41 ` [PATCH 3/5] block: Reduce the size of struct blk_integrity Martin K. Petersen
2015-08-20 20:41 ` [PATCH 4/5] block: Export integrity data interval size in sysfs Martin K. Petersen
2015-08-20 20:41 ` [PATCH 5/5] block: Inline blk_integrity in struct gendisk Martin K. Petersen
2015-08-21 23:47 ` Busch, Keith
2015-08-27 0:25 ` Martin K. Petersen
2015-08-27 0:25 ` [PATCH] " Martin K. Petersen
2015-08-27 8:28 ` Christoph Hellwig
2015-09-03 20:38 ` Keith Busch
2015-09-04 3:25 ` Martin K. Petersen
2015-10-12 21:05 ` Block integrity registration update Martin K. Petersen
2015-10-12 21:05 ` [PATCH 1/5] block: Move integrity kobject to struct gendisk Martin K. Petersen
2015-10-12 21:05 ` [PATCH 2/5] block: Consolidate static integrity profile properties Martin K. Petersen
2015-10-14 1:11 ` Dan Williams
2015-10-14 7:23 ` Christoph Hellwig
2015-10-14 19:42 ` Williams, Dan J
2015-10-14 19:47 ` hch
2015-10-14 20:00 ` Williams, Dan J
2015-10-14 22:42 ` Martin K. Petersen
2015-10-12 21:05 ` [PATCH 3/5] block: Reduce the size of struct blk_integrity Martin K. Petersen
2015-10-12 21:05 ` [PATCH 4/5] block: Export integrity data interval size in sysfs Martin K. Petersen
2015-10-12 21:05 ` [PATCH 5/5] block: Inline blk_integrity in struct gendisk Martin K. Petersen
2015-10-12 23:06 ` Mike Snitzer
2015-10-13 0:31 ` Block integrity registration update Williams, Dan J
2015-10-13 1:53 ` Williams, Dan J
2015-10-13 12:26 ` hch
2015-10-13 17:38 ` Dan Williams
2015-10-13 17:38 ` Dan Williams
2015-09-16 1:07 ` [PATCH 5/5] block: Inline blk_integrity in struct gendisk Mike Snitzer
2015-09-16 1:07 ` Mike Snitzer
2015-09-21 20:45 ` Mike Snitzer
2015-09-21 20:45 ` Mike Snitzer
2015-10-09 7:36 ` Christoph Hellwig
2015-10-09 7:36 ` Christoph Hellwig
2015-10-12 1:17 ` Martin K. Petersen
2015-10-12 1:17 ` Martin K. Petersen
2015-08-20 20:45 ` Simplify block integrity registration Mike Snitzer
2015-07-17 1:44 ` [PATCH] NVMe: Reread partitions on metadata formats Martin K. Petersen
2015-07-15 17:37 ` Paul Grabinar
-- strict thread matches above, loose matches on Subject: below --
2015-10-20 2:24 [PATCH v2 10/12] block: move blk_integrity to request_queue Martin K. Petersen
2015-10-20 2:45 ` Simplify block integrity registration v2 Martin K. Petersen
2015-10-20 2:45 ` [PATCH 3/5] block: Reduce the size of struct blk_integrity Martin K. Petersen
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