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Date:   Sat, 16 May 2020 14:56:41 +0200
From:   Joerg Roedel <jroedel@suse.de>
To:     Andrew Morton <akpm@linux-foundation.org>
Cc:     Joerg Roedel <joro@8bytes.org>, x86@kernel.org, hpa@zytor.com,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Andy Lutomirski <luto@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>, rjw@rjwysocki.net,
        Arnd Bergmann <arnd@arndb.de>,
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        Michal Hocko <mhocko@kernel.org>,
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        linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
        linux-arch@vger.kernel.org, linux-mm@kvack.org,
        Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH v3 2/7] mm/vmalloc: Track which page-table levels were
 modified
Message-ID: <20200516125641.GK8135@suse.de>
References: <20200515140023.25469-1-joro@8bytes.org>
 <20200515140023.25469-3-joro@8bytes.org>
 <20200515130142.4ca90ee590e9d8ab88497676@linux-foundation.org>
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Hi Andrew,

On Fri, May 15, 2020 at 01:01:42PM -0700, Andrew Morton wrote:
> On Fri, 15 May 2020 16:00:18 +0200 Joerg Roedel <joro@8bytes.org> wrote:
> Lots of collisions here with Christoph's "decruft the vmalloc API" series
> (http://lkml.kernel.org/r/20200414131348.444715-1-hch@lst.de).
> 
> I attempted to fix things up.
> 
> unmap_kernel_range_noflush() needed to be redone.
> 
> map_kernel_range_noflush() might need the arch_sync_kernel_mappings() call?

Yes, map_kernel_range_noflush() needs the arch_sync_kernel_mappings()
call as well.

Regards,

	Joerg