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Re: [dm-devel] [PATCH 20/20] dm-crypt: sort writes

From: Alasdair G Kergon <agk redhat com>
To: device-mapper development <dm-devel redhat com>
Cc: Mikulas Patocka <mpatocka redhat com>, Milan Broz <mbroz redhat com>
Subject: Re: [dm-devel] [PATCH 20/20] dm-crypt: sort writes
Date: Tue, 21 Aug 2012 11:57:48 +0100

On Tue, Aug 21, 2012 at 11:09:31AM +0200, Mikulas Patocka wrote:
> In theory the sorting should be performed by the underlying disk scheduler,
> however, in practice the disk scheduler accepts and sorts only 128 requests.
> In order to sort more requests, we need to implement our own sorting.
 
Why 128?  Isn't this nr_requests?
(I thought we discussed this before.)

Alasdair

Follow-Ups:
- Re: [dm-devel] [PATCH 20/20] dm-crypt: sort writes
  - From: Mikulas Patocka

References:
- [dm-devel] [RFC PATCH 00/20] dm-crypt: parallel processing
  - From: Milan Broz
- [dm-devel] [PATCH 20/20] dm-crypt: sort writes
  - From: Mikulas Patocka

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