linux-kernel - Re: [PATCH] RISCV: Fix end PFN for low memory

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Message-ID: <20180917140816.GA28689@infradead.org>
Date:   Mon, 17 Sep 2018 07:08:16 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Atish Patra <atish.patra@....com>
Cc:     palmer@...ive.com, linux-riscv@...ts.infradead.org,
        Damien.LeMoal@....com, anup@...infault.org,
        linux-kernel@...r.kernel.org, hch@...radead.org,
        terpstra@...ive.com
Subject: Re: [PATCH] RISCV: Fix end PFN for low memory

On Tue, Sep 11, 2018 at 11:30:18AM -0700, Atish Patra wrote:
> Use memblock_end_of_DRAM which provides correct last low memory
> PFN. Without that, DMA32 region becomes empty resulting in zero
> pages being allocated for DMA32.
> 
> This patch is based on earlier patch from palmer which never
> merged into 4.19. I just edited the commit text to make more
> sense.

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>

Palmer, can you queue this up for 4.19?