Re: [PATCH v2] scsi: st: convert convert get_user_pages() --> pin_user_pages()

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To: Kai Mäkisara (Kolumbus) <kai.makisara@xxxxxxxxxxx>
Subject: Re: [PATCH v2] scsi: st: convert convert get_user_pages() --> pin_user_pages()
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Tue, 02 Jun 2020 21:29:09 -0400
Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, Souptick Joarder <jrdr.linux@xxxxxxxxx>, Bart Van Assche <bvanassche@xxxxxxx>, "James E . J . Bottomley" <jejb@xxxxxxxxxxxxx>, "Martin K . Petersen" <martin.petersen@xxxxxxxxxx>, <linux-scsi@xxxxxxxxxxxxxxx>, John Hubbard <jhubbard@xxxxxxxxxx>
In-reply-to: <20200526182709.99599-1-jhubbard@nvidia.com> (John Hubbard's message of "Tue, 26 May 2020 11:27:09 -0700")
Organization: Oracle Corporation

> This code was using get_user_pages*(), in a "Case 1" scenario (Direct
> IO), using the categorization from [1]. That means that it's time to
> convert the get_user_pages*() + put_page() calls to pin_user_pages*()
> + unpin_user_pages() calls.

Kai: Please review.

Thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- [PATCH v2] scsi: st: convert convert get_user_pages() --> pin_user_pages()
  - From: John Hubbard

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