https://github.com/torvalds/linux
Revision 712292308af2265cd9b126aedfa987f10f452a33 authored by Steven Rostedt (Google) on 13 December 2023, 22:54:03 UTC, committed by Steven Rostedt (Google) on 15 December 2023, 13:54:26 UTC
As the ring buffer recording requires cmpxchg() to work, if the architecture does not support cmpxchg in NMI, then do not do any recording within an NMI. Link: https://lore.kernel.org/linux-trace-kernel/20231213175403.6fc18540@gandalf.local.home Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
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History 
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Tip revision: 712292308af2265cd9b126aedfa987f10f452a33 authored by Steven Rostedt (Google) on 13 December 2023, 22:54:03 UTC
ring-buffer: Do not record in NMI if the arch does not support cmpxchg in NMI
ring-buffer: Do not record in NMI if the arch does not support cmpxchg in NMI
Tip revision: 7122923
| File | Mode | Size |
|---|---|---|
| Documentation | ||
| LICENSES | ||
| arch | ||
| block | ||
| certs | ||
| crypto | ||
| drivers | ||
| fs | ||
| include | ||
| init | ||
| io_uring | ||
| ipc | ||
| kernel | ||
| lib | ||
| mm | ||
| net | ||
| rust | ||
| samples | ||
| scripts | ||
| security | ||
| sound | ||
| tools | ||
| usr | ||
| virt | ||
| .clang-format | -rw-r--r-- | 20.1 KB |
| .cocciconfig | -rw-r--r-- | 59 bytes |
| .get_maintainer.ignore | -rw-r--r-- | 151 bytes |
| .gitattributes | -rw-r--r-- | 105 bytes |
| .gitignore | -rw-r--r-- | 2.0 KB |
| .mailmap | -rw-r--r-- | 35.9 KB |
| .rustfmt.toml | -rw-r--r-- | 369 bytes |
| COPYING | -rw-r--r-- | 496 bytes |
| CREDITS | -rw-r--r-- | 100.0 KB |
| Kbuild | -rw-r--r-- | 2.5 KB |
| Kconfig | -rw-r--r-- | 555 bytes |
| MAINTAINERS | -rw-r--r-- | 717.5 KB |
| Makefile | -rw-r--r-- | 65.7 KB |
| README | -rw-r--r-- | 727 bytes |
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