[lkml]   [2018]   [May]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v5 0/5] AIO add per-command iopriority

On 5/21/18 1:57 PM, Jeff Moyer wrote:
> Hi, Adam,
> writes:
>> From: Adam Manzanares <>
>> This is the per-I/O equivalent of the ioprio_set system call.
>> See the following link for performance implications on a SATA HDD:
>> First patch factors ioprio_check_cap function out of ioprio_set system call to
>> also be used by the aio ioprio interface.
>> Second patch converts kiocb ki_hint field to a u16 to avoid kiocb bloat.
>> Third patch passes ioprio hint from aio iocb to kiocb and inititalizes kiocb
>> ioprio value appropriately when it is not explicitly set.
>> Fourth patch enables the feature for blkdev.
>> Fifth patch enables the feature for iomap direct IO
>> Note: this work is based on top of linux-vfs/for-next
> I'll cook up a libaio test case. Can you put together a man-pages
> update for this?

Hello Jeff,

I'll send out a man-pages update soon.


> Thanks!
> Jeff
 \ /
  Last update: 2018-05-21 23:43    [W:0.122 / U:0.688 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site