Re: [-mm patch] BLK_DEV_IO_TRACE Kconfig fixes

[Jens Axboe]

On Sun, Mar 26 2006, Adrian Bunk wrote:
> On Thu, Mar 23, 2006 at 01:40:46AM -0800, Andrew Morton wrote:
> >...
> > Changes since 2.6.16-rc6-mm2:
> >...
> >  git-blktrace.patch
> >...
> >  git trees.
> >...
> 
> BLK_DEV_IO_TRACE breaks the rule "If you select something, you must 
> endure that the dependencies of what you are select'ing are fulfilled."
> resulting in the following compile error with CONFIG_SYSFS=n:
> 
> <--  snip  -->
> 
> ...
>   LD      .tmp_vmlinux1
> fs/built-in.o: In function `debugfs_init':inode.c:(.init.text+0x3d35): 
> undefined reference to `kernel_subsys'
> make: *** [.tmp_vmlinux1] Error 1
> 
> <--  snip  -->
> 
> This patch fixes this bug.
> 
> Additionally, it moves the BLK_DEV_IO_TRACE option that now depends on 
> DEBUG_KERNEL into the menu with the other DEBUG_KERNEL options.

Thanks for the sysfs fix, however don't move the kconfig entry, this
isn't a debug option.

-- 
Jens Axboe

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