Messages in this thread | | | From | adam.manzanares@wdc ... | Subject | [PATCH 0/2] AIO add per-command iopriority | Date | Mon, 30 Apr 2018 09:57:38 -0700 |
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From: Adam Manzanares <adam.manzanares@wdc.com>
This patchset interprets the aio_reqprio field of an iocb as a per-command value iff the RWF_IOPRIO flag is set on the iocb. This feature is implemented for a block device, but could also be leveraged by any consumers of the iocb.
See the following link for performance implications on a SATA HDD: https://lkml.org/lkml/2016/12/6/495
Adam Manzanares (2): fs: add RWF_IOPRIO fs: Add aio priority support for block_dev
fs/aio.c | 9 +++++++++ fs/block_dev.c | 1 + include/linux/fs.h | 4 ++++ include/uapi/linux/fs.h | 5 ++++- 4 files changed, 18 insertions(+), 1 deletion(-)
-- 2.15.1
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