From: Christoph Hellwig <hch@lst.de>
To: axboe@kernel.dk
Cc: Gulam Mohamed <gulam.mohamed@oracle.com>,
Ming Lei <ming.lei@redhat.com>,
linux-block@vger.kernel.org
Subject: fix a race between del_gendisk and BLKRRPART
Date: Wed, 12 May 2021 18:50:48 +0200 [thread overview]
Message-ID: <20210512165050.628550-1-hch@lst.de> (raw)
Hi all,
this is based of a patch from Gulam and suggestions from Ming and fixes a
race between del_gendisk and BLKRRPART while also removing a global lock.
Diffstat:
block/genhd.c | 19 ++-----------------
fs/block_dev.c | 12 ++++--------
include/linux/genhd.h | 2 --
3 files changed, 6 insertions(+), 27 deletions(-)
next reply other threads:[~2021-05-12 17:31 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 16:50 Christoph Hellwig [this message]
2021-05-12 16:50 ` [PATCH 1/2] block: prevent block device lookups at the beginning of del_gendisk Christoph Hellwig
2021-05-13 0:11 ` Ming Lei
2021-05-12 16:50 ` [PATCH 2/2] block: fix a race between del_gendisk and BLKRRPART Christoph Hellwig
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