linux-kernel - Re: [PATCH] block: Fix dio_bio_alloc() to set BIO_PAGE

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Message-ID: <1156283.1686692027@warthog.procyon.org.uk>
Date:   Tue, 13 Jun 2023 22:33:47 +0100
From:   David Howells <dhowells@...hat.com>
To:     David Hildenbrand <david@...hat.com>
Cc:     dhowells@...hat.com, Jens Axboe <axboe@...nel.dk>,
        kernel test robot <oliver.sang@...el.com>,
        Christoph Hellwig <hch@...radead.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Al Viro <viro@...iv.linux.org.uk>,
        Matthew Wilcox <willy@...radead.org>, Jan Kara <jack@...e.cz>,
        Jeff Layton <jlayton@...nel.org>,
        Jason Gunthorpe <jgg@...dia.com>,
        Logan Gunthorpe <logang@...tatee.com>,
        Hillf Danton <hdanton@...a.com>,
        Christian Brauner <brauner@...nel.org>,
        Lorenzo Stoakes <lstoakes@...il.com>,
        linux-fsdevel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-mm@...ck.org, oe-lkp@...ts.linux.dev, lkp@...el.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] block: Fix dio_bio_alloc() to set BIO_PAGE_PINNED

Okay, it isn't this.  The problem appears to be that __blockdev_direct_IO()
calls dio_cleanup() twice if do_direct_IO() fails.

David