kernel.git/drivers/md/dm-cache-target.c, branch linux-6.3.y

dm cache: add cond_resched() to various workqueue loops

2023-02-17T19:49:12Z

Otherwise on resource constrained systems these workqueues may be too greedy. Signed-off-by: Mike Snitzer

dm: declare variables static when sensible

2023-02-14T19:23:07Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: fix suspect indent whitespace

2023-02-14T19:23:07Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: add missing empty lines

2023-02-14T19:23:06Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: avoid spaces before function arguments or in favour of tabs

2023-02-14T19:23:06Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: correct block comments format.

2023-02-14T19:23:06Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: change "unsigned" to "unsigned int"

2023-02-14T19:23:06Z

Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm: add missing SPDX-License-Indentifiers

2023-02-14T19:23:06Z

'GPL-2.0-only' is used instead of 'GPL-2.0' because SPDX has deprecated its use. Suggested-by: John Wiele Signed-off-by: Heinz Mauelshagen Signed-off-by: Mike Snitzer

dm cache: set needs_check flag after aborting metadata

2022-12-01T16:43:41Z

Otherwise the commit that will be aborted will be associated with the metadata objects that will be torn down. Must write needs_check flag to metadata with a reset block manager. Found through code-inspection (and compared against dm-thin.c). Cc: stable@vger.kernel.org Fixes: 028ae9f76f29 ("dm cache: add fail io mode and needs_check flag") Signed-off-by: Mike Snitzer

dm cache: Fix UAF in destroy()

2022-11-30T18:29:34Z

Dm_cache also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in destroy(). Cc: stable@vger.kernel.org Fixes: c6b4fcbad044e ("dm: add cache target") Signed-off-by: Luo Meng Signed-off-by: Mike Snitzer