move bd_mutex to the gendisk · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 01/15] md: remove the code to flush an old instance in md_open · Christoph Hellwig <hch@lst.de> · 2021-03-30
Re: [PATCH 01/15] md: remove the code to flush an old instance in md_open · "heming.zhao@suse.com" <heming.zhao@suse.com> · 2021-03-31
Re: [PATCH 01/15] md: remove the code to flush an old instance in md_open · Christoph Hellwig <hch@lst.de> · 2021-03-31
[PATCH 02/15] md: factor out a mddev_find_locked helper from mddev_find · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 04/15] md: split mddev_find · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 03/15] md: factor out a mddev_alloc_unit helper from mddev_find · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 06/15] md: do not return existing mddevs from mddev_find_or_alloc · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 05/15] md: refactor mddev_find_or_alloc · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 07/15] block: remove the -ERESTARTSYS handling in blkdev_get_by_dev · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 08/15] block: split __blkdev_get · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 10/15] block: move bd_mutex to struct gendisk · Christoph Hellwig <hch@lst.de> · 2021-03-30
Re: [PATCH 10/15] block: move bd_mutex to struct gendisk · Roger Pau Monné <hidden> · 2021-04-01
Re: [PATCH 10/15] block: move bd_mutex to struct gendisk · Stefan Haberland <sth@linux.ibm.com> · 2021-04-08
[PATCH 11/15] block: move adjusting bd_part_count out of __blkdev_get · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 09/15] block: move sync_blockdev from __blkdev_put to blkdev_put · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 12/15] block: split __blkdev_put · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 13/15] block: move bd_part_count to struct gendisk · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 14/15] block: factor out a part_devt helper · Christoph Hellwig <hch@lst.de> · 2021-03-30
[PATCH 15/15] block: remove bdget_disk · Christoph Hellwig <hch@lst.de> · 2021-03-30
Re: [PATCH 15/15] block: remove bdget_disk · Chaitanya Kulkarni <hidden> · 2021-03-30

Re: [PATCH 10/15] block: move bd_mutex to struct gendisk

From: Roger Pau Monné <hidden>
Date: 2021-04-01 08:33:34
Also in: linux-block, linux-s390, linux-scsi

On Tue, Mar 30, 2021 at 06:17:22PM +0200, Christoph Hellwig wrote:

Replace the per-block device bd_mutex with a per-gendisk open_mutex,
thus simplifying locking wherever we deal with partitions.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 Documentation/filesystems/locking.rst |  2 +-
 block/genhd.c                         |  3 ++-
 block/partitions/core.c               | 22 +++++++---------
 drivers/block/loop.c                  | 14 +++++-----
 drivers/block/xen-blkfront.c          |  8 +++---

For xenblkfront:

Acked-by: Roger Pau Monné <redacted>

Thanks, Roger.

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