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Groups > linux.kernel > #1623117
| From | Bart Van Assche <Bart.VanAssche@sandisk.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2] scsi: return correct blkprep status code in case scsi_init_io() fails. |
| Date | 2017-04-13 17:20 +0200 |
| Message-ID | <tvOHo-4KC-13@gated-at.bofh.it> (permalink) |
| References | <tvkSZ-1CE-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, 2017-04-12 at 09:21 +0200, Johannes Thumshirn wrote:
> When instrumenting the SCSI layer to run into the
> !blk_rq_nr_phys_segments(rq) case the following warning emitted from the
> block layer:
>
> blk_peek_request: bad return=-22
>
> This happens because since commit fd3fc0b4d730 ('scsi: don't BUG_ON()
> empty DMA transfers') we return the wrong error value from scsi_prep_fn()
> back to the block layer.
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
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[PATCH v2] scsi: return correct blkprep status code in case scsi_init_io() fails. Johannes Thumshirn <jthumshirn@suse.de> - 2017-04-12 09:30 +0200 Re: [PATCH v2] scsi: return correct blkprep status code in case scsi_init_io() fails. Hannes Reinecke <hare@suse.de> - 2017-04-12 09:30 +0200 Re: [PATCH v2] scsi: return correct blkprep status code in case scsi_init_io() fails. Bart Van Assche <Bart.VanAssche@sandisk.com> - 2017-04-13 17:20 +0200 Re: [PATCH v2] scsi: return correct blkprep status code in case scsi_init_io() fails. "Martin K. Petersen" <martin.petersen@oracle.com> - 2017-04-14 04:20 +0200
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