On Thu, Jan 29, 2015 at 1:54 PM, Brian King wrote:
>
> The following patch fixes an issue observed with 4k sector disks
> where the max_hw_sectors attribute was getting set too large in
> sd_revalidate_disk. Since sdkp->max_xfer_blocks is in units
> of SCSI logical blocks and queue_max_hw_sectors
> "Brian" == Brian King writes:
Brian> on a 4k sector disk, every time we went through
Brian> sd_revalidate_disk, we were taking the current value of
Brian> queue_max_hw_sectors and increasing it by a factor of 8. Fix this
Brian> by only shifting sdkp->max_xfer_blocks.
*blush*
Reviewed-by:
On 29/01/2015 22:54, Brian King wrote:
> The following patch fixes an issue observed with 4k sector disks
> where the max_hw_sectors attribute was getting set too large in
> sd_revalidate_disk. Since sdkp->max_xfer_blocks is in units
> of SCSI logical blocks and queue_max_hw_sectors is in units o
The following patch fixes an issue observed with 4k sector disks
where the max_hw_sectors attribute was getting set too large in
sd_revalidate_disk. Since sdkp->max_xfer_blocks is in units
of SCSI logical blocks and queue_max_hw_sectors is in units of
512 byte blocks, on a 4k sector disk, every ti
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