4 Commits
Author SHA1 Message Date
Masami Hiramatsu (Google) e53ba177c2 tracing/Documentation: Add a section about backup instance
Add a section about backup instance to the debugging.rst.

Cc: Mathieu Desnoyers <[email protected]>
Link: https://patch.msgid.link/177502548479.1311542.7062269603547001007.stgit@mhiramat.tok.corp.google.com
Signed-off-by: Masami Hiramatsu (Google) <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>
2026-04-02 13:27:21 -04:00
Ryan Chung b65988af71 tracing: fix grammar error in debugging.rst
Signed-off-by: Ryan Chung <[email protected]>
Acked-by: Steven Rostedt (Google) <[email protected]>
Signed-off-by: Jonathan Corbet <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
2025-09-03 15:31:48 -06:00
Steven Rostedt c44a14f216 tracing: Enforce the persistent ring buffer to be page aligned
Enforce that the address and the size of the memory used by the persistent
ring buffer is page aligned. Also update the documentation to reflect this
requirement.

Link: https://lore.kernel.org/all/CAHk-=whUOfVucfJRt7E0AH+GV41ELmS4wJqxHDnui6Giddfkzw@mail.gmail.com/

Cc: Masami Hiramatsu <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Vincent Donnefort <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Cc: Mike Rapoport <[email protected]>
Cc: Jann Horn <[email protected]>
Link: https://lore.kernel.org/[email protected]
Suggested-by: Linus Torvalds <[email protected]>
Signed-off-by: Steven Rostedt (Google) <[email protected]>
2025-04-02 11:02:26 -04:00
Steven Rostedt 2fcd5aff92 tracing/Documentation: Start a document on how to debug with tracing
Add a new document Documentation/trace/debugging.rst that will hold
various ways to debug tracing.

This initial version mentions trace_printk and how to create persistent
buffers that can last across bootups.

Cc: Masami Hiramatsu <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Mathieu Desnoyers <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Vincent Donnefort <[email protected]>
Cc: Joel Fernandes <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Vineeth Pillai <[email protected]>
Cc: Beau Belgrave <[email protected]>
Cc: Alexander Graf <[email protected]>
Cc: Baoquan He <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: "Paul E. McKenney" <[email protected]>
Cc: David Howells <[email protected]>
Cc: Mike Rapoport <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: Tony Luck <[email protected]>
Cc: Guenter Roeck <[email protected]>
Cc: Ross Zwisler <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Alexander Aring <[email protected]>
Cc: "Luis Claudio R. Goncalves" <[email protected]>
Cc: Tomas Glozar <[email protected]>
Cc: John Kacur <[email protected]>
Cc: Clark Williams <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: "Jonathan Corbet" <[email protected]>
Link: https://lore.kernel.org/[email protected]
Signed-off-by: Steven Rostedt (Google) <[email protected]>
2024-08-26 13:54:08 -04:00