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From: Doug Ledford <dledford@redhat.com>
To: James Bottomley <James.Bottomley@SteelEye.com>
Cc: mjacob@feral.com, "Justin T. Gibbs" <gibbs@scsiguy.com>,
	Andrew Morton <akpm@digeo.com>, Jens Axboe <axboe@suse.de>,
	"Pedro M. Rodrigues" <pmanuel@myrealbox.com>,
	Mathieu Chouquet-Stringer <mathieu@newview.com>,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: Warning - running *really* short on DMA buffers while doingfiletransfers
Date: Mon, 30 Sep 2002 19:49:57 -0400	[thread overview]
Message-ID: <20020930234957.GG25340@redhat.com> (raw)
In-Reply-To: <200209272123.g8RLNAi21161@localhost.localdomain>

On Fri, Sep 27, 2002 at 05:23:10PM -0400, James Bottomley wrote:
> mjacob@feral.com said:
> > Duh. There had been race conditions in the past which caused all of us
> > HBA writers to in fact start swalloing things like QFULL and
> > maintaining internal queues. 
> 
> That was true of 2.2, 2.3 (and I think early 2.4) but it isn't true of late 
> 2.4 and 2.5

Oh, it's true of current 2.4 (as of 2.4.19).  It's broken for new and old 
eh drivers both in 2.4.  Hell, it's still broken for new eh drivers in 2.5 
as well.

-- 
  Doug Ledford <dledford@redhat.com>     919-754-3700 x44233
         Red Hat, Inc. 
         1801 Varsity Dr.
         Raleigh, NC 27606
  

  parent reply	other threads:[~2002-09-30 23:44 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-09-26  3:27 Warning - running *really* short on DMA buffers while doing file transfers Mathieu Chouquet-Stringer
2002-09-26  6:14 ` Jens Axboe
2002-09-26  7:04   ` Pedro M. Rodrigues
2002-09-26 15:31     ` Justin T. Gibbs
2002-09-27  6:13       ` Jens Axboe
2002-09-27  6:33         ` Matthew Jacob
2002-09-27  6:36           ` Jens Axboe
2002-09-27  6:50             ` Matthew Jacob
2002-09-27  6:56               ` Jens Axboe
2002-09-27  7:18                 ` Matthew Jacob
2002-09-27  7:24                   ` Jens Axboe
2002-09-27  7:29                     ` Matthew Jacob
2002-09-27  7:34                       ` Matthew Jacob
2002-09-27  7:45                         ` Jens Axboe
2002-09-27  8:37                           ` Matthew Jacob
2002-09-27 10:25                             ` Jens Axboe
2002-09-27 12:18                               ` Matthew Jacob
2002-09-27 12:54                                 ` Jens Axboe
2002-09-27 13:30                               ` Justin T. Gibbs
2002-09-27 14:26                                 ` James Bottomley
2002-09-27 14:33                                   ` Jens Axboe
2002-09-27 16:26                                   ` Justin T. Gibbs
2002-09-27 17:21                                     ` James Bottomley
2002-09-27 18:56                                       ` Justin T. Gibbs
2002-09-27 19:07                                         ` Warning - running *really* short on DMA buffers while doingfile transfers Andrew Morton
2002-09-27 19:16                                           ` Justin T. Gibbs
2002-09-27 19:36                                             ` Warning - running *really* short on DMA buffers while doingfiletransfers Andrew Morton
2002-09-27 19:52                                               ` Justin T. Gibbs
2002-09-27 21:13                                                 ` James Bottomley
2002-09-27 21:18                                                   ` Matthew Jacob
2002-09-27 21:23                                                     ` James Bottomley
2002-09-27 21:29                                                       ` Justin T. Gibbs
2002-09-27 21:32                                                       ` Matthew Jacob
2002-09-27 22:08                                                       ` Mike Anderson
2002-09-30 23:49                                                       ` Doug Ledford [this message]
2002-09-27 21:28                                                   ` Justin T. Gibbs
2002-09-28 15:52                                                     ` James Bottomley
2002-09-28 23:25                                                       ` Luben Tuikov
2002-09-29  2:48                                                         ` James Bottomley
2002-09-30  8:34                                                         ` Jens Axboe
2002-09-29  4:00                                                       ` Justin T. Gibbs
2002-09-29 15:45                                                         ` James Bottomley
2002-09-29 16:49                                                           ` [ getting OT ] " Matthew Jacob
2002-09-30 19:06                                                           ` Luben Tuikov
2002-09-30 23:54                                                     ` Doug Ledford
2002-09-27 19:58                                               ` Andrew Morton
2002-09-27 20:58                                       ` Warning - running *really* short on DMA buffers while doing file transfers Justin T. Gibbs
2002-09-27 21:38                                         ` Patrick Mansfield
2002-09-27 22:08                                           ` Justin T. Gibbs
2002-09-27 22:28                                             ` Patrick Mansfield
2002-09-27 22:48                                               ` Justin T. Gibbs
2002-09-27 18:59                                     ` Warning - running *really* short on DMA buffers while doingfile transfers Andrew Morton
2002-09-27 14:30                                 ` Warning - running *really* short on DMA buffers while doing file transfers Jens Axboe
2002-09-27 17:19                                   ` Justin T. Gibbs
2002-09-27 18:29                                     ` Rik van Riel
2002-09-27 14:56                                 ` Rik van Riel
2002-09-27 15:34                                 ` Matthew Jacob
2002-09-27 15:37                                   ` Jens Axboe
2002-09-27 17:20                                     ` Justin T. Gibbs
2002-09-27 12:28       ` Pedro M. Rodrigues

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