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From:   adam.manzanares@wdc.com
To:     viro@zeniv.linux.org.uk, bcrl@kvack.org
Cc:     linux-fsdevel@vger.kernel.org, linux-aio@kvack.org,
        linux-abi-devel@lists.sourceforge.net,
        linux-kernel@vger.kernel.org,
        Adam Manzanares <adam.manzanares@wdc.com>
Subject: [PATCH 0/2] AIO add per-command iopriority
Date:   Mon, 30 Apr 2018 09:57:38 -0700
Message-Id: <20180430165740.2842-1-adam.manzanares@wdc.com>
Sender: linux-kernel-owner@vger.kernel.org
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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