From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7332914284 for ; Thu, 22 Feb 2024 03:31:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708572714; cv=none; b=bh5gkHtr/BC40D1k+m2nExjWlDCeQBewyppcuxWD+BhotvDjm4NOyyjA3RpA2Poe3NS/IrMeBTQOJFBorAfZ8oEIjmrV+7xTvE/01EXD66q2pKZW9UGau65uPqir6uWtVKlehTA+FmGHbQEd4mAKYSleLLa/+vpobyePUO61oPw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708572714; c=relaxed/simple; bh=mnLbadwXDpMUsMJETMQ8h1TYA8a6aDiHxYfxjEowuCk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SYtkXf/y2N3tBGv8I8KRwEkY80mxavC7rLdXdjQ1dPCYOhWGhzmY9hnNAbsjzMPNklwZH4Pe0PW3jMx2yjSusyd4EeFetJ2shZxc87086YNSJoEAcg6uS5NZUOTsdW5y78Kr3afEkk84paTnBR6aFyYmLRXyol3zA+1u+yx1smI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=XkcKFFQE; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="XkcKFFQE" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=WiziIu9cwCHCOeLJcIE3kHR9Y49OOwpluamD54SeM4k=; b=XkcKFFQE9J7mtRLNkv+7KulNM2 3W/xEZW7WpnjbYDrewKxUrh8F7c509KNY9vdAoKxrVb/eoacUMTQK6P1ZiOPd7DtoIzgTCaJfQpnH m25lNf2IVnn0fVQeWjZ2dKVDC/GczkZEYLDLV6y1tLw9AoZpb5E7ETC1FvXveHR1x4f4D2alG/gbV pJXQ+q2d32zwra2bOWqJqnuamj5dYyJHsTxkjYQeIkqp3kdoxS+G/2YM5t+fgewmlD7u2AsSQQCGI Jp09nR/fhFBSOZvzrVOBT7kaGUFX6nDU1UrYalAGZxC0K//VoNcDKL/dJIclPogqzGLkoCxTyCPw2 XqamIQ4g==; Received: from willy by casper.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1rczoL-00000002T6C-2guG; Thu, 22 Feb 2024 03:31:49 +0000 Date: Thu, 22 Feb 2024 03:31:49 +0000 From: Matthew Wilcox To: "Vishal Moola (Oracle)" Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, muchun.song@linux.dev Subject: Re: [PATCH v2 1/5] mm/memory: Change vmf_anon_prepare() to be non-static Message-ID: References: <20240221234732.187629-1-vishal.moola@gmail.com> <20240221234732.187629-2-vishal.moola@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240221234732.187629-2-vishal.moola@gmail.com> On Wed, Feb 21, 2024 at 03:47:28PM -0800, Vishal Moola (Oracle) wrote: > In order to handle hugetlb faults under the VMA lock, hugetlb can use > vmf_anon_prepare() to ensure we can safely prepare an anon_vma. Change > it to be a non-static function so it can be used within hugetlb as well. > > Signed-off-by: Vishal Moola (Oracle) Reviewed-by: Matthew Wilcox (Oracle)