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Message-Id: <20250211-nvme-fixes-v1-0-6958b3aa49fe@rosenzweig.io>
Date: Tue, 11 Feb 2025 13:25:56 -0500
From: Alyssa Rosenzweig <alyssa@...enzweig.io>
To: Hector Martin <marcan@...can.st>, Sven Peter <sven@...npeter.dev>,
Keith Busch <kbusch@...nel.org>, Jens Axboe <axboe@...nel.dk>,
Christoph Hellwig <hch@....de>, Sagi Grimberg <sagi@...mberg.me>,
Philipp Zabel <p.zabel@...gutronix.de>
Cc: asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
linux-nvme@...ts.infradead.org, linux-kernel@...r.kernel.org,
Alyssa Rosenzweig <alyssa@...enzweig.io>
Subject: [PATCH 0/3] apple-nvme: bug and perf fixes
This small series fixes three unrelated issues with the Apple NVMe
driver.
* fix NVMe on firmware/machine
* fix a power domain leak
* fix pathological driver performance with random writes
The first two are strict bug fixes, the last is technically an
optimization but given the measured 200x performance difference I do
consider to be a fix ;-)
Given the early stage of mainlining for these SoCs, none of this needs
to be backported.
Signed-off-by: Alyssa Rosenzweig <alyssa@...enzweig.io>
---
Hector Martin (2):
apple-nvme: Support coprocessors left idle
apple-nvme: Release power domains when probe fails
Jens Axboe (1):
apple-nvme: defer cache flushes by a specified amount
drivers/nvme/host/apple.c | 124 +++++++++++++++++++++++++++++++++++++++-------
1 file changed, 107 insertions(+), 17 deletions(-)
---
base-commit: 2014c95afecee3e76ca4a56956a936e23283f05b
change-id: 20250211-nvme-fixes-29c409c2553f
Best regards,
--
Alyssa Rosenzweig <alyssa@...enzweig.io>
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