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From: Mike Snitzer <snitzer@kernel.org>
To: Colin Ian King <colin.i.king@gmail.com>
Cc: Alasdair Kergon <agk@redhat.com>,
	Mikulas Patocka <mpatocka@redhat.com>,
	dm-devel@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH][next] dm ioctl: rate limit a couple of ioctl based error messages
Date: Tue, 29 Oct 2024 12:44:42 -0400	[thread overview]
Message-ID: <ZyEQ-mT-ojb6R0a7@kernel.org> (raw)
In-Reply-To: <20241024110431.1906858-1-colin.i.king@gmail.com>

On Thu, Oct 24, 2024 at 12:04:31PM +0100, Colin Ian King wrote:
> It is possible to spam the kernel log with a misbehaving user process that
> is passing incorrect dm ioctls to /dev/mapper/control. Use a rate limit
> on these error messages to reduce the noise.
> 
> Signed-off-by: Colin Ian King <colin.i.king@gmail.com>

Mikulas, please update the header to include the context that
stress-ng is what Colin was using when he experienced excessive
warnings.

Thanks.

Acked-by: Mike Snitzer <snitzer@kernel.org>

  parent reply	other threads:[~2024-10-29 16:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-24 11:04 [PATCH][next] dm ioctl: rate limit a couple of ioctl based error messages Colin Ian King
2024-10-24 14:01 ` Mikulas Patocka
2024-10-24 14:05   ` Colin King (gmail)
2024-10-29 16:44 ` Mike Snitzer [this message]
2024-10-31 15:04   ` Mikulas Patocka

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