linux-kernel - Re: linux-next: Tree for Dec 3 (mm/Kconfig)

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Date:	Wed, 4 Dec 2013 16:00:19 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Sima Baymani <sima.baymani@...il.com>
cc:	sfr@...b.auug.org.au, linux-next@...r.kernel.org,
	tangchen@...fujitsu.com, akpm@...ux-foundation.org,
	linux-mm@...ck.org, aquini@...hat.com,
	linux-kernel@...r.kernel.org, gang.chen@...anux.com,
	aneesh.kumar@...ux.vnet.ibm.com, isimatu.yasuaki@...fujitsu.com,
	kirill.shutemov@...ux.intel.com, sjenning@...ux.vnet.ibm.com,
	darrick.wong@...cle.com
Subject: Re: linux-next: Tree for Dec 3 (mm/Kconfig)

On Wed, 4 Dec 2013, Sima Baymani wrote:

> When generating randconfig, got following warning:
> 
> warning: (HWPOISON_INJECT && MEM_SOFT_DIRTY) selects PROC_PAGE_MONITOR
> which has unmet direct dependencies (PROC_FS && MMU)
> 
> I would have liked to form a patch for it, but not sure whether to
> simply add PROC_FS && MMU as dependencies for HWPOISON_INJECT and
> MEM_SOFT_DIRTY, or if some other fix would be more suitable?
> 

CONFIG_HWPOISON_INJECT is unrelated, it already depends on CONFIG_PROC_FS.

CONFIG_PROC_PAGE_MONITOR is obviously only useful for CONFIG_PROC_FS, so 
the correct fix would be to make CONFIG_MEM_SOFT_DIRTY depend on 
CONFIG_PROC_FS.

Want to try sending a patch?
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