drm/xe/guc: Ratelimit diagnostic messages from the relay

Browse source

There might be some malicious VFs that by sending an invalid VF2PF
relay messages will flood PF's dmesg with our diagnostics messages.

Rate limit all relay messages, unless running in DEBUG_SRIOV mode.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://lore.kernel.org/r/20251005173946.2784-1-michal.wajdeczko@intel.com

...

This commit is contained in:

Michal Wajdeczko 2025-10-05 19:39:46 +02:00

parent 430d328877

commit 0faa22e706

2 changed files with 19 additions and 2 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

17

drivers/gpu/drm/xe/xe_guc_relay.c

View file

4

drivers/gpu/drm/xe/xe_guc_relay_types.h

View file