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authorColin Ian King <[email protected]>2024-10-24 12:04:31 +0100
committerMikulas Patocka <[email protected]>2024-11-20 11:38:04 +0100
commit51f0659f8777fe8ba9feef26e1d34f18edd1687c (patch)
tree58615b44bc89d6b4bebb59f0a955585be8c7e56a /tools/perf/scripts/python/stackcollapse.py
parentb0e6210e7e616cdd045492576b92417aebcdde99 (diff)
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 <[email protected]> Acked-by: Mike Snitzer <[email protected]> Signed-off-by: Mikulas Patocka <[email protected]>
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