From: Yelin Fei <yelinfei66@gmail.com>
To: linux-mtd@lists.infradead.org
Cc: richard@nod.at, chengzhihao1@huawei.com,
miquel.raynal@bootlin.com, vigneshr@ti.com,
linux-kernel@vger.kernel.org
Subject: [PATCH 0/2] mtd: ubi: fix direct reclaim deadlock with synchronous block devices
Date: Thu, 15 Oct 2026 15:33:19 +0800 [thread overview]
Message-ID: <cover.1792046946.git.yelinfei@ruijie.com.cn> (raw)
From: Ye Linfei <yelinfei@ruijie.com.cn>
Two-part fix for ubiblock swap deadlock: forbid direct reclaim I/O in the synchronous dispatch path and switch the ltree entry allocation to GFP_NOIO.
Ye Linfei (2):
mtd: ubi: block: forbid direct reclaim I/O during synchronous read
mtd: ubi: use GFP_NOIO for lock tree entry allocation
drivers/mtd/ubi/block.c | 15 +++++++++++++++
drivers/mtd/ubi/eba.c | 2 +-
2 files changed, 16 insertions(+), 1 deletion(-)
--
2.25.1
next reply other threads:[~2026-10-15 7:33 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-15 7:33 Yelin Fei [this message]
2026-10-15 7:33 ` [PATCH 1/2] mtd: ubi: block: forbid direct reclaim I/O during synchronous read Yelin Fei
2026-10-15 9:30 ` Zhihao Cheng
2026-10-15 7:33 ` [PATCH 2/2] mtd: ubi: use GFP_NOIO for lock tree entry allocation Yelin Fei
2026-10-15 11:03 ` Zhihao Cheng
2026-10-15 11:56 ` Ye Linfei
2026-10-15 12:01 ` [PATCH v2] mtd: ubi: block: forbid direct reclaim I/O during synchronous read Ye Linfei
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