Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: David Hildenbrand <david@xxxxxxxxxx>
Subject: Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 23 Jan 2023 06:48:23 -0800
Cc: David Howells <dhowells@xxxxxxxxxx>, Al Viro <viro@xxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Jan Kara <jack@xxxxxxx>, Jeff Layton <jlayton@xxxxxxxxxx>, Logan Gunthorpe <logang@xxxxxxxxxxxx>, linux-fsdevel@xxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Christoph Hellwig <hch@xxxxxx>, John Hubbard <jhubbard@xxxxxxxxxx>, linux-mm@xxxxxxxxx
In-reply-to: <77f3fc56-05d8-def0-e518-0906c729e7df@redhat.com>
References: <c742e47b-dcc0-1fef-dc8c-3bf85d26b046@redhat.com> <7bbcccc9-6ebf-ffab-7425-2a12f217ba15@redhat.com> <246ba813-698b-8696-7f4d-400034a3380b@redhat.com> <20230120175556.3556978-1-dhowells@redhat.com> <20230120175556.3556978-3-dhowells@redhat.com> <3814749.1674474663@warthog.procyon.org.uk> <3903251.1674479992@warthog.procyon.org.uk> <3911637.1674481111@warthog.procyon.org.uk> <77f3fc56-05d8-def0-e518-0906c729e7df@redhat.com>

On Mon, Jan 23, 2023 at 03:20:41PM +0100, David Hildenbrand wrote:
> > The block bio code then only needs a single bit of state: pinned or not
> > pinned.
> 
> Unfortunately, I'll have to let BIO experts comment on that :) I only know
> the MM side of things here.

It can work for bios.

References:
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Hildenbrand
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Hildenbrand
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Hildenbrand
- [PATCH v7 0/8] iov_iter: Improve page extraction (ref, pin or just list)
  - From: David Howells
- [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Howells
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Howells
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Howells
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Howells
- Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
  - From: David Hildenbrand

Prev by Date: Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
Next by Date: Re: [PATCH v7 6/8] block: Make bio structs pin pages rather than ref'ing if appropriate
Previous by thread: Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
Next by thread: Re: [PATCH v7 2/8] iov_iter: Add a function to extract a page list from an iterator
Index(es):
- Date
- Thread

[Index of Archives] [Linux RAID] [Linux SCSI] [Linux ATA RAID] [IDE] [Linux Wireless] [Linux Kernel] [ATH6KL] [Linux Bluetooth] [Linux Netdev] [Kernel Newbies] [Security] [Git] [Netfilter] [Bugtraq] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Device Mapper]