Re: [PATCH 5/8] sd: Simplify misaligned I/O check

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On 1/11/19 1:08 AM, Bart Van Assche wrote:
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>

Avoid open coding the checks for the supported logical block sizes and
use a mask to check for misaligned I/O. Use our helper functions to
scale lba and block count.

Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
[ bvanassche: ported this patch from kernel v4.11 to kernel v5.0 ]
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
  drivers/scsi/sd.c | 57 ++++++++++-------------------------------------
  1 file changed, 12 insertions(+), 45 deletions(-)

Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes
--
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)



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