Kconfig.debug 991 B

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  1. # SPDX-License-Identifier: GPL-2.0
  2. config GPROF
  3. bool "Enable gprof support"
  4. depends on DEBUG_INFO && FRAME_POINTER
  5. help
  6. This allows profiling of a User-Mode Linux kernel with the gprof
  7. utility.
  8. See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
  9. details.
  10. If you're involved in UML kernel development and want to use gprof,
  11. say Y. If you're unsure, say N.
  12. config GCOV
  13. bool "Enable gcov support"
  14. depends on DEBUG_INFO
  15. depends on !KCOV
  16. help
  17. This option allows developers to retrieve coverage data from a UML
  18. session.
  19. See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
  20. details.
  21. If you're involved in UML kernel development and want to use gcov,
  22. say Y. If you're unsure, say N.
  23. config EARLY_PRINTK
  24. bool "Early printk"
  25. default y
  26. ---help---
  27. Write kernel log output directly to stdout.
  28. This is useful for kernel debugging when your machine crashes very
  29. early before the console code is initialized.