Re: [PATCH] block: fix residual byte count handling

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To: FUJITA Tomonori <tomof@...>

Cc: <efault@...>, <jens.axboe@...>, <fujita.tomonori@...>, <James.Bottomley@...>, <akpm@...>, <linux-kernel@...>, <linux-ide@...>, <linux-scsi@...>, <jgarzik@...>, <bzolnier@...>

Subject: Re: [PATCH] block: fix residual byte count handling

Date: Tuesday, March 4, 2008 - 12:17 pm

Tejun Heo wrote:
quoted text> FUJITA Tomonori wrote:
>>> Aiee... device going down after timing out on READ_DISC_INFO.  That's
>>> gruesome.  Can you please try the other patches?
>> Tejun, I thought that libata needs a fix for sum(sg) != rq->data_len. No?
> 
> The extra_len you added to qc->nbytes should be it.  The only other
> place to pay attention is the ATAPI transfer chunk size and your patch
> seems to get it right.
> 
>> Now Jens' git tree should work with all the non libata stuff, ide,
>> firewire, bsg, etc. But I'm not sure about libata.
> 
> With the second patch, all others should be fine no matter what.  I'll
> go check libata part again.

I can reproduce the problem here and it's very weird.  I'll report back
when I know more.

-- 
tejun
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regression: CD burning (k3b) went broke, Mike Galbraith, (Thu Feb 21, 4:42 am)

Re: regression: CD burning (k3b) went broke, Jens Axboe, (Fri Feb 22, 3:32 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Sat Feb 23, 3:42 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Sun Feb 24, 3:54 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Tue Feb 26, 5:48 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Tue Feb 26, 9:36 am)

Re: regression: CD burning (k3b) went broke, Andrew Morton, (Tue Feb 26, 7:08 pm)

Re: regression: CD burning (k3b) went broke, Jeff Garzik, (Tue Feb 26, 8:46 pm)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Tue Feb 26, 10:58 pm)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Tue Feb 26, 10:24 pm)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Wed Feb 27, 2:00 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Wed Feb 27, 3:07 am)

Re: regression: CD burning (k3b) went broke, Tejun Heo, (Thu Feb 28, 3:43 am)

Re: regression: CD burning (k3b) went broke, Mike Galbraith, (Thu Feb 28, 4:20 am)

[PATCH] block: fix residual byte count handling, Tejun Heo, (Thu Feb 28, 4:50 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Thu Feb 28, 11:35 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Thu Feb 28, 11:46 am)

Re: [PATCH] block: fix residual byte count handling, James Bottomley, (Fri Feb 29, 12:47 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Fri Feb 29, 4:11 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Sat Mar 1, 2:17 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Sun Mar 2, 10:52 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Sun Mar 2, 10:40 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Sun Mar 2, 11:59 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 12:09 am)

[PATCH 1/2] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 2:08 am)

[PATCH] block: separate out padding from alignment, Tejun Heo, (Mon Mar 3, 2:10 am)

Re: [PATCH] block: separate out padding from alignment, James Bottomley, (Mon Mar 3, 2:27 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 4:26 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 5:21 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 8:17 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 9:38 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 9:50 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 9:55 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 10:01 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 10:22 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 10:52 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 6:44 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Mon Mar 3, 10:11 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Mon Mar 3, 10:32 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 4:53 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 4:59 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 5:29 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 5:06 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 5:22 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 5:30 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 5:35 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 5:40 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 5:46 am)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 8:37 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 8:40 am)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 9:30 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 9:50 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 12:17 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 12:42 pm)

Re: [PATCH] block: fix residual byte count handling, Boaz Harrosh, (Tue Mar 4, 2:26 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 2:35 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 3:19 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 7:33 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 7:54 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Tue Mar 4, 8:26 pm)

[PATCH] blk: missing add of padded bytes to io completion by..., Boaz Harrosh, (Wed Mar 5, 6:16 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., FUJITA Tomonori, (Thu Mar 6, 1:02 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Jens Axboe, (Wed Mar 5, 8:33 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Boaz Harrosh, (Wed Mar 5, 8:46 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Jens Axboe, (Wed Mar 5, 8:48 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Tejun Heo, (Wed Mar 5, 9:45 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Boaz Harrosh, (Wed Mar 5, 10:46 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Tejun Heo, (Wed Mar 5, 11:11 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Jens Axboe, (Wed Mar 5, 9:51 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., James Bottomley, (Wed Mar 5, 11:21 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., FUJITA Tomonori, (Thu Mar 6, 12:41 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Jens Axboe, (Thu Mar 6, 9:41 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., FUJITA Tomonori, (Thu Mar 20, 8:54 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Tejun Heo, (Thu Mar 6, 8:07 pm)

Re: [PATCH] blk: missing add of padded bytes to io completio..., FUJITA Tomonori, (Fri Mar 7, 11:07 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Tejun Heo, (Fri Mar 7, 9:06 pm)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Tejun Heo, (Wed Mar 5, 10:08 am)

Re: [PATCH] blk: missing add of padded bytes to io completio..., Mike Galbraith, (Wed Mar 5, 8:28 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 8:44 pm)

Re: [PATCH] block: fix residual byte count handling, FUJITA Tomonori, (Thu Mar 6, 12:56 am)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Thu Mar 6, 1:02 am)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 2:45 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 3:25 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 3:33 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 3:34 pm)

Re: [PATCH] block: fix residual byte count handling, James Bottomley, (Tue Mar 4, 2:27 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 2:33 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 8:45 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 8:39 am)

Re: [PATCH] block: fix residual byte count handling, walt, (Tue Mar 4, 1:34 pm)

Re: [PATCH] block: fix residual byte count handling, Tejun Heo, (Tue Mar 4, 1:59 pm)

Re: [PATCH] block: fix residual byte count handling, Kiyoshi Ueda, (Tue Mar 4, 3:42 pm)

Re: [PATCH] block: fix residual byte count handling, James Bottomley, (Tue Mar 4, 12:04 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 2:46 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 8:43 am)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 8:58 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 9:03 am)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 10:25 am)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 2:17 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 2:29 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 2:35 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 2:45 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 2:49 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 2:54 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Tue Mar 4, 3:26 pm)

Re: [PATCH] block: fix residual byte count handling, Jens Axboe, (Tue Mar 4, 3:28 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Christie, (Sun Mar 2, 2:46 pm)

Re: [PATCH] block: fix residual byte count handling, Mike Galbraith, (Sun Mar 2, 11:27 pm)

Re: [PATCH] block: fix residual byte count handling, James Bottomley, (Sat Mar 1, 11:19 am)

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