u-boot_unused_configs

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u-boot_unused_configs [2019/04/13 11:25] – [Example] rpjdayu-boot_unused_configs [2019/04/13 11:29] (current) – [False positives] rpjday
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 so I can clearly improve the script. so I can clearly improve the script.
 +
 +Also, I forgot to take into account that one could "select" a Kconfig option, whereupon that Kconfig option could then select further options, without ever testing the option itself. Here's an example:
 +
 +<code>
 +>>>>> TEGRA_COMMON
 +arch/arm/mach-tegra/Kconfig:23:config TEGRA_COMMON
 +arch/arm/mach-tegra/Kconfig:58: select TEGRA_COMMON
 +arch/arm/mach-tegra/Kconfig:66: select TEGRA_COMMON
 +</code>
 +
 +My script flags that because there is no occurrence of "CONFIG_TEGRA_COMMON" but, of course, in this case, there doesn't have to be. Another improvement to be made.
  
 ===== Example ===== ===== Example =====
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 ===== Example: arch/arm ===== ===== Example: arch/arm =====
  
-As a second example, I listed all apparently unused Kbuild options under ''arch/arm'':+As a second example, I listed all apparently unused Kbuild options under ''arch/arm''. Note how, mixed in with each example is a tree-wide scan for that symbol.
  
 <code> <code>
  • u-boot_unused_configs.1555154701.txt.gz
  • Last modified: 2019/04/13 11:25
  • by rpjday