Colin Ian King 51f0659f87 dm ioctl: rate limit a couple of ioctl based error messages ...

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.

These errors were hit when running the stress-ng's device test.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Acked-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>

2024-11-20 11:38:04 +01:00

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