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From: Greg KH <gregkh@linuxfoundation.org>
To: Luis Chamberlain <mcgrof@kernel.org>
Cc: axboe@kernel.dk, viro@zeniv.linux.org.uk, bvanassche@acm.org,
	rostedt@goodmis.org, mingo@redhat.com, jack@suse.cz,
	ming.lei@redhat.com, nstange@suse.de, akpm@linux-foundation.org,
	mhocko@suse.com, yukuai3@huawei.com, linux-block@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/5] blktrace: fix use after free
Date: Tue, 14 Apr 2020 09:38:16 +0200	[thread overview]
Message-ID: <20200414073816.GC4111599@kroah.com> (raw)
In-Reply-To: <20200414041902.16769-1-mcgrof@kernel.org>

On Tue, Apr 14, 2020 at 04:18:57AM +0000, Luis Chamberlain wrote:
> After two iterations of RFCs I think this is ready now. I've taken
> the feedback from the last series, both on code and commit log.
> I've also extended the commit log on the last patch to also explain
> how the original shift to async request_queue removal turned out
> to actually be a userspace regression and added a respective fixes
> tag for it.
> 
> You can find these patches on my 20200414-dev-blkqueue-defer-removal-patch-v1
> branch based on linux-next tag next-20200414 on kernel.org [0].
> 
> Further review and rants are appreciated.
> 
> [0] https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux-next.git/log/?h=20200414-dev-blkqueue-defer-removal
> 
> Luis Chamberlain (5):
>   block: move main block debugfs initialization to its own file
>   blktrace: fix debugfs use after free
>   blktrace: refcount the request_queue during ioctl
>   mm/swapfile: refcount block and queue before using
>     blkcg_schedule_throttle()
>   block: revert back to synchronous request_queue removal

Looks good from a debugfs point of view, thanks for doing this cleanup.

greg k-h


      parent reply	other threads:[~2020-04-14  7:38 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-14  4:18 [PATCH 0/5] blktrace: fix use after free Luis Chamberlain
2020-04-14  4:18 ` [PATCH 1/5] block: move main block debugfs initialization to its own file Luis Chamberlain
2020-04-14  7:35   ` Greg KH
2020-04-15  2:44   ` Bart Van Assche
2020-04-14  4:18 ` [PATCH 2/5] blktrace: fix debugfs use after free Luis Chamberlain
2020-04-14  7:37   ` Greg KH
2020-04-14 15:38   ` Christoph Hellwig
2020-04-15  2:46   ` Bart Van Assche
2020-04-15 17:38   ` Eric Sandeen
2020-04-15 21:48     ` Bart Van Assche
2020-04-16  0:56     ` Luis Chamberlain
2020-04-16  1:02       ` Eric Sandeen
2020-04-16  1:20         ` Luis Chamberlain
2020-04-16  2:10   ` Ming Lei
2020-04-16  5:25     ` Luis Chamberlain
2020-04-16  5:47       ` Ming Lei
2020-04-16  6:09         ` Ming Lei
2020-04-16  6:22           ` Luis Chamberlain
2020-04-16  6:20         ` Luis Chamberlain
2020-04-16  6:28           ` Ming Lei
2020-04-17  4:09             ` Luis Chamberlain
2020-04-14  4:19 ` [PATCH 3/5] blktrace: refcount the request_queue during ioctl Luis Chamberlain
2020-04-14 15:40   ` Christoph Hellwig
2020-04-15  6:16     ` Luis Chamberlain
2020-04-15  7:14       ` Christoph Hellwig
2020-04-15 12:34         ` Luis Chamberlain
2020-04-15 12:39           ` Christoph Hellwig
2020-04-15 13:25             ` Luis Chamberlain
2020-04-15 14:18           ` Bart Van Assche
2020-04-16  1:12             ` Luis Chamberlain
2020-04-16  3:43               ` Bart Van Assche
2020-04-16  5:29                 ` Luis Chamberlain
2020-04-15 14:45       ` Bart Van Assche
2020-04-16  1:17         ` Luis Chamberlain
2020-04-16  2:31   ` Ming Lei
2020-04-16  5:36     ` Luis Chamberlain
2020-04-14  4:19 ` [PATCH 4/5] mm/swapfile: refcount block and queue before using blkcg_schedule_throttle() Luis Chamberlain
2020-04-14 15:44   ` Christoph Hellwig
2020-04-15  5:42     ` Luis Chamberlain
2020-04-15  7:27       ` Christoph Hellwig
2020-04-15  7:34         ` Christoph Hellwig
2020-04-15 13:19           ` Luis Chamberlain
2020-04-16  6:10             ` Christoph Hellwig
2020-04-16  6:22   ` Ming Lei
2020-04-16  6:25     ` Luis Chamberlain
2020-04-16  6:34       ` Ming Lei
2020-04-14  4:19 ` [PATCH 5/5] block: revert back to synchronous request_queue removal Luis Chamberlain
2020-04-14 15:47   ` Christoph Hellwig
2020-04-14 20:58     ` Luis Chamberlain
2020-04-15  6:46       ` Christoph Hellwig
2020-04-15 13:20         ` Luis Chamberlain
2020-04-16  2:36   ` Ming Lei
2020-04-14  7:38 ` Greg KH [this message]

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