Re: EDAC: Correct Kconfig dependencies

From: Dave Jones
Date: Wed Aug 10 2011 - 18:38:23 EST


On Wed, Aug 10, 2011 at 06:59:01PM +0000, Linux Kernel wrote:
> Gitweb: http://git.kernel.org/linus/af9d220bac41dc3201893e1601cc7c44f7da4498
> Commit: af9d220bac41dc3201893e1601cc7c44f7da4498
> Parent: f2c0d0266cc5eb36a4aa44944b4096ec121490aa
> Author: Borislav Petkov <borislav.petkov@xxxxxxx>
> AuthorDate: Wed Aug 10 14:43:30 2011 +0200
> Committer: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> CommitDate: Wed Aug 10 10:57:42 2011 -0700
>
> EDAC: Correct Kconfig dependencies
>
> Both AMD and Intel i7 EDAC drivers use MCE features and are thus
> dependent of this functionality present in the kernel. Express this in
> Kconfig so that randconfig builds don't break.
>
> Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
> Signed-off-by: Borislav Petkov <borislav.petkov@xxxxxxx>
> Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
> Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>

This commit broke the build for me..

drivers/edac/i7core_edac.c:259:18: error: field âedac_mceâ has incomplete type
drivers/edac/i7core_edac.c:262:23: error: âMCE_LOG_LENâ undeclared here (not in a function)
drivers/edac/i7core_edac.c: In function âi7core_mce_output_errorâ:
drivers/edac/i7core_edac.c:1671:25: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1672:20: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1673:23: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1674:15: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1675:18: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1676:18: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1680:7: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1742:22: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1742:31: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1743:39: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1744:15: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1751:7: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c: In function âi7core_check_errorâ:
drivers/edac/i7core_edac.c:1787:50: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1791:3: error: invalid use of undefined type âstruct mceâ
drivers/edac/i7core_edac.c:1793:49: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c: In function âi7core_mce_check_errorâ:
drivers/edac/i7core_edac.c:1838:11: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1842:9: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1847:293: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1859:52: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c:1864:9: error: dereferencing pointer to incomplete type
drivers/edac/i7core_edac.c: In function âi7core_unregister_mciâ:
drivers/edac/i7core_edac.c:1910:2: error: implicit declaration of function âedac_mce_unregisterâ [-Werror=implicit-function-declaration]
drivers/edac/i7core_edac.c: In function âi7core_register_mciâ:
drivers/edac/i7core_edac.c:2008:2: error: implicit declaration of function âedac_mce_registerâ [-Werror=implicit-function-declaration]

it needs at least to include asm/mce.h for all the missing types, but the bigger problem
is that CONFIG_EDAC_MCE not being select'd means that we never build edac_mce.o
(it's an unselectable bool in drivers/edac/Kconfig)

Dave

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/