arch/um/Kconfig.debug

   1 # SPDX-License-Identifier: GPL-2.0
   2 menu "Kernel hacking"
   3
   4 source "lib/Kconfig.debug"
   5
   6 config GPROF
   7         bool "Enable gprof support"
   8         depends on DEBUG_INFO && FRAME_POINTER
   9         help
  10           This allows profiling of a User-Mode Linux kernel with the gprof
  11           utility.
  12
  13           See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
  14           details.
  15
  16           If you're involved in UML kernel development and want to use gprof,
  17           say Y.  If you're unsure, say N.
  18
  19 config GCOV
  20         bool "Enable gcov support"
  21         depends on DEBUG_INFO
  22         help
  23           This option allows developers to retrieve coverage data from a UML
  24           session.
  25
  26           See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
  27           details.
  28
  29           If you're involved in UML kernel development and want to use gcov,
  30           say Y.  If you're unsure, say N.
  31
  32 config EARLY_PRINTK
  33         bool "Early printk"
  34         default y
  35         ---help---
  36           Write kernel log output directly to stdout.
  37
  38           This is useful for kernel debugging when your machine crashes very
  39           early before the console code is initialized.
  40
  41 endmenu