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Date:   Mon, 4 Mar 2019 21:53:51 +0200
From:   Leon Romanovsky <leon@kernel.org>
To:     john.hubbard@gmail.com
Cc:     linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
        LKML <linux-kernel@vger.kernel.org>,
        John Hubbard <jhubbard@nvidia.com>,
        Ira Weiny <ira.weiny@intel.com>,
        Jason Gunthorpe <jgg@ziepe.ca>,
        Doug Ledford <dledford@redhat.com>, linux-rdma@vger.kernel.org
Subject: Re: [PATCH v3] RDMA/umem: minor bug fix in error handling path
Message-ID: <20190304195351.GK15253@mtr-leonro.mtl.com>
References: <20190304194645.10422-1-jhubbard@nvidia.com>
 <20190304194645.10422-2-jhubbard@nvidia.com>
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On Mon, Mar 04, 2019 at 11:46:45AM -0800, john.hubbard@gmail.com wrote:
> From: John Hubbard <jhubbard@nvidia.com>
>
> 1. Bug fix: fix an off by one error in the code that
> cleans up if it fails to dma-map a page, after having
> done a get_user_pages_remote() on a range of pages.
>
> 2. Refinement: for that same cleanup code, release_pages()
> is better than put_page() in a loop.
>
> Cc: Leon Romanovsky <leon@kernel.org>
> Cc: Ira Weiny <ira.weiny@intel.com>
> Cc: Jason Gunthorpe <jgg@ziepe.ca>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Doug Ledford <dledford@redhat.com>
> Cc: linux-rdma@vger.kernel.org
> Cc: linux-mm@kvack.org
> Signed-off-by: John Hubbard <jhubbard@nvidia.com>
> ---
>  drivers/infiniband/core/umem_odp.c | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)
>

Thanks,
Acked-by: Leon Romanovsky <leonro@mellanox.com>

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