[PATCH v2 6/8] PCI/AER: Add ratelimits to PCI AER Documentation

[Jon Pan-Doh <pandoh@google.com>]

Add ratelimits section for rationale and defaults.

Signed-off-by: Jon Pan-Doh <pandoh@google.com>
---
 Documentation/PCI/pcieaer-howto.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/PCI/pcieaer-howto.rst b/Documentation/PCI/pcieaer-howto.rst
index f013f3b27c82..167c0b277b62 100644
--- a/Documentation/PCI/pcieaer-howto.rst
+++ b/Documentation/PCI/pcieaer-howto.rst
@@ -85,6 +85,14 @@ In the example, 'Requester ID' means the ID of the device that sent
 the error message to the Root Port. Please refer to PCIe specs for other
 fields.
 
+AER Ratelimits
+--------------
+
+Error messages are ratelimited per device and error type. This prevents
+spammy devices from flooding the console and stalling execution. Set the
+default ratelimit to DEFAULT_RATELIMIT_BURST over
+DEFAULT_RATELIMIT_INTERVAL (10 per 5 seconds).
+
 AER Statistics / Counters
 -------------------------
 
-- 
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