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Merge branch 'pci/trace'

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- Add generic RAS tracepoint for hotplug events (Shuai Xue)

- Add RAS tracepoint for link speed changes (Shuai Xue)

* pci/trace:
  Documentation: tracing: Add PCI tracepoint documentation
  PCI: trace: Add RAS tracepoint to monitor link speed changes
  PCI: trace: Add generic RAS tracepoint for hotplug event
This commit is contained in:
Bjorn Helgaas
2026-02-06 17:09:26 -06:00
parent 73b4779864 8236fc613d
commit 401b356520
12 changed files with 280 additions and 15 deletions
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7
include/uapi/linux/pci.h
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@@ -39,4 +39,11 @@
#define PCIIOC_MMAP_IS_MEM (PCIIOC_BASE | 0x02) /* Set mmap state to MEM space. */
#define PCIIOC_WRITE_COMBINE (PCIIOC_BASE | 0x03) /* Enable/disable write-combining. */
enum pci_hotplug_event {
PCI_HOTPLUG_LINK_UP,
PCI_HOTPLUG_LINK_DOWN,
PCI_HOTPLUG_CARD_PRESENT,
PCI_HOTPLUG_CARD_NOT_PRESENT,
};
#endif /* _UAPILINUX_PCI_H */