Thread (17 messages) 17 messages, 3 authors, 2022-01-11

Re: [PATCH v3 3/6] KVM: PPC: Don't use pr_emerg when mmio emulation fails

From: Fabiano Rosas <hidden>
Date: 2022-01-11 14:40:35

Nicholas Piggin [off-list ref] writes:
Excerpts from Fabiano Rosas's message of January 8, 2022 7:00 am:
quoted
If MMIO emulation fails we deliver a Program interrupt to the
guest. This is a normal event for the host, so use pr_info.

Signed-off-by: Fabiano Rosas <redacted>
---
Should it be rate limited to prevent guest spamming host log? In the 
case of informational messages it's always good if it gives the 
administrator some idea of what to do with it. If it's normal
for the host does it even need a message? If yes, then identifying which
guest and adding something like "(this might becaused by a bug in guest 
driver)" would set the poor admin's mind at rest.
I'll drop this message then and improve the other one that is emitted
earlier at the emulation code.
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