Thread (37 messages) 37 messages, 5 authors, 2025-06-11

Re: [PATCH v6 8/9] perf/x86: Enable NMI-source reporting for perfmon

From: Xin Li <xin@zytor.com>
Date: 2025-06-03 16:58:08
Also in: kvm, linux-edac, linux-perf-users, linux-pm, lkml

On 5/13/2025 1:38 PM, Sohil Mehta wrote:
Program the designated PMI NMI-source vector into the local vector table
for the PMU. An NMI for the PMU would directly invoke the PMI handler
without polling other NMI handlers, resulting in reduced PMI delivery
latency.

Co-developed-by: Zeng Guang<redacted>
Signed-off-by: Zeng Guang<redacted>
Signed-off-by: Jacob Pan<redacted>
Signed-off-by: Sohil Mehta<redacted>
Reviewed-by: Kan Liang<redacted>
Tested-by: Sandipan Das<redacted> # AMD overlapping bits
Reviewed-by: Xin Li (Intel) <xin@zytor.com>
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