From: Jason Gunthorpe <jgg@ziepe.ca>
To: Artemy Kovalyov <artemyko@mellanox.com>
Cc: Leon Romanovsky <leon@kernel.org>,
Doug Ledford <dledford@redhat.com>,
Leon Romanovsky <leonro@mellanox.com>,
RDMA mailing list <linux-rdma@vger.kernel.org>,
Aviad Yehezkel <aviadye@mellanox.com>,
Yishai Hadas <yishaih@mellanox.com>
Subject: Re: [PATCH rdma-rc 3/3] IB/core: Fix ODP with IB_ACCESS_HUGETLB handling
Date: Fri, 20 Dec 2019 09:35:47 -0400 [thread overview]
Message-ID: <20191220133547.GB13506@ziepe.ca> (raw)
In-Reply-To: <AM6PR0502MB3638228D4DD3E713A5AE8951B72D0@AM6PR0502MB3638.eurprd05.prod.outlook.com>
On Fri, Dec 20, 2019 at 04:51:00AM +0000, Artemy Kovalyov wrote:
> AK: checking for linear contiguity may be not enough, page may be
> transparent huge page, so in addition we also ensure its indeed
> persistent.
??
I don't understand how it makes a difference. If the physical is
linear we don't care if it is THP or just a lucky list of 4k pages?
Jason
next prev parent reply other threads:[~2019-12-20 13:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-19 13:46 [PATCH rdma-rc 0/3] ODP Fixes Leon Romanovsky
2019-12-19 13:46 ` [PATCH rdma-rc 1/3] IB/mlx5: Unify ODP MR code paths to allow extra flexibility Leon Romanovsky
2019-12-19 19:07 ` Jason Gunthorpe
2019-12-20 4:54 ` Artemy Kovalyov
2019-12-19 13:46 ` [PATCH rdma-rc 2/3] IB/core: Fix ODP get user pages flow Leon Romanovsky
2019-12-19 19:05 ` Jason Gunthorpe
2019-12-19 13:46 ` [PATCH rdma-rc 3/3] IB/core: Fix ODP with IB_ACCESS_HUGETLB handling Leon Romanovsky
2019-12-19 18:32 ` Jason Gunthorpe
2019-12-20 4:51 ` Artemy Kovalyov
2019-12-20 13:35 ` Jason Gunthorpe [this message]
2019-12-22 9:56 ` Yishai Hadas
2020-01-08 12:56 ` Geert Uytterhoeven
2020-01-08 15:24 ` Yishai Hadas
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