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* latest scan for "bad" config variable references in kernel tree
@ 2010-07-23 14:45 Robert P. J. Day
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From: Robert P. J. Day @ 2010-07-23 14:45 UTC (permalink / raw)
  To: Linux Kernel Mailing List


  as of 2.6.35-rc6, i ran another scan of the tree, looking for "bad"
config variable references, as in, preprocessor tests of CONFIG_
variables that aren't defined in any Kconfig file that i can see.

  it's all broken down by directory and subdirectory:

http://www.crashcourse.ca/wiki/index.php/Badref_CONFIG_variables

  as an example, here's what showed up under drivers/mmc:

>>>>> MMC_EMBEDDED_SDIO
drivers/mmc/host/msm_sdcc.c:1148:#ifdef CONFIG_MMC_EMBEDDED_SDIO
>>>>> MMC_MSM7X00A_RESUME_IN_WQ
drivers/mmc/host/msm_sdcc.h:238:#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ
drivers/mmc/host/msm_sdcc.c:1060:#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ

  as in, there's a test for "CONFIG_MMC_EMBEDDED_SDIO" when there is
no definition of such a variable in a Kconfig file.

  more scanning coming later, but that page covers the whole tree
looking for just that property.

rday

-- 

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Robert P. J. Day                               Waterloo, Ontario, CANADA

        Top-notch, inexpensive online Linux/OSS/kernel courses
                        http://crashcourse.ca

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2010-07-23 14:45 latest scan for "bad" config variable references in kernel tree Robert P. J. Day

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