Re: [PATCH v9 2/2] PCI: trace: Add a RAS tracepoint to monitor link speed changes
From: Steven Rostedt <rostedt@goodmis.org>
Date: 2025-07-23 14:06:11
Also in:
linux-edac, linux-pci, lkml
On Wed, 23 Jul 2025 11:31:08 +0800 Shuai Xue [off-list ref] wrote:
+ TP_printk("%s type:%d, reason:%d, cur_bus_speed:%s, max_bus_speed:%s, width:%u, flit_mode:%u, status:%s\n",
+ __get_str(port_name),
+ __entry->type,
+ __entry->reason,
+ pci_speed_string(__entry->cur_bus_speed),
+ pci_speed_string(__entry->max_bus_speed),Hmm, I guess pci_speed_string() should be added to libtraceveent so that perf and trace-cmd parses it correctly. I guess rasdaemon would want that too (which also uses libtraceevent). -- Steve
+ __entry->width, + __entry->flit_mode, + __print_flags((unsigned long)__entry->link_status, "|", + LNKSTA_FLAGS) + ) +);