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Date:   Tue, 8 Mar 2022 13:16:34 +0200
From:   Jarkko Sakkinen <jarkko@kernel.org>
To:     linux-mm@kvack.org, linux-fsdevel@vger.kernel.org
Cc:     Dave Hansen <dave.hansen@linux.intel.com>,
        Nathaniel McCallum <nathaniel@profian.com>,
        Reinette Chatre <reinette.chatre@intel.com>,
        Alexander Viro <viro@zeniv.linux.org.uk>,
        linux-sgx@vger.kernel.org, linux-kernel@vger.kernel.org,
        Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH RFC v2 1/3] mm: Add f_op->populate() for populating
 memory outside of core mm
Message-ID: <Yic7Ep2tOdq/oXPt@iki.fi>
References: <20220308111003.257351-1-jarkko@kernel.org>
 <20220308111003.257351-2-jarkko@kernel.org>
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On Tue, Mar 08, 2022 at 01:10:01PM +0200, Jarkko Sakkinen wrote:
> @@ -1619,8 +1622,6 @@ int __mm_populate(unsigned long start, unsigned long len, int ignore_errors)
>  		 * range with the first VMA. Also, skip undesirable VMA types.
>  		 */
>  		nend = min(end, vma->vm_end);
> -		if (vma->vm_flags & (VM_IO | VM_PFNMAP))
> -			continue;
>  		if (nstart < vma->vm_start)
>  			nstart = vma->vm_start;
>  		/*

This was unintended, i.e. leaked into patch by mistake. I'll send an
update. There was one diff missing from staging area.

BR, Jarkko