From: Christoph Hellwig <hch@infradead.org>
To: Dongsu Park <dongsu.park@profitbricks.com>
Cc: linux-kernel@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
Kent Overstreet <kmo@daterainc.com>, Ming Lin <mlin@minggr.net>,
Al Viro <viro@zeniv.linux.org.uk>,
linux-fsdevel@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [RFC PATCH 16/17] fs: convert buffer head etc. to use immutable biovecs API.
Date: Tue, 23 Dec 2014 02:51:28 -0800 [thread overview]
Message-ID: <20141223105128.GE27600@infradead.org> (raw)
In-Reply-To: <4287748e7d1a0fce1c951567a7688821f1a21e5e.1419241597.git.dongsu.park@profitbricks.com>
On Mon, Dec 22, 2014 at 12:48:43PM +0100, Dongsu Park wrote:
> From: Kent Overstreet <kmo@daterainc.com>
>
> Increase bio->bi_remaining instead of calling bio_get(),
> and call bio_end() instead of bio_put() upon buffer_head submission.
Nees an explanation on why this is done.
> Also make bio submission in kernel/power/block_io.c to properly submit
> bios by checking whether bio_chain is available or not.
Should be a separate patch.
And of course both should go into the preparation series of cleanups.
next prev parent reply other threads:[~2014-12-23 10:51 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-22 11:48 [RFC PATCH 00/17] simplify block layer based on immutable biovecs Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 01/17] block: make generic_make_request handle arbitrarily sized bios Dongsu Park
2014-12-23 10:16 ` Christoph Hellwig
2014-12-23 11:41 ` Dongsu Park
2014-12-27 15:02 ` Christoph Hellwig
2014-12-23 19:14 ` Geoff Levand
2014-12-24 10:37 ` Dongsu Park
2014-12-25 6:09 ` Ming Lei
2014-12-22 11:48 ` [RFC PATCH 02/17] block: simplify bio_add_page() Dongsu Park
2014-12-23 10:22 ` Christoph Hellwig
2014-12-23 11:46 ` Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 03/17] block: simplify issueing discard, write_same, zeroout Dongsu Park
2014-12-23 10:23 ` Christoph Hellwig
2014-12-22 11:48 ` [RFC PATCH 04/17] bcache: clean up hacks around bio_split_pool Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 05/17] btrfs: remove bio splitting and merge_bvec_fn() calls Dongsu Park
[not found] ` <e4b7b017eaa81784889ebb2a4e6a7d4366adf13a.1419241597.git.dongsu.park@profit bricks.com>
2014-12-23 14:44 ` Chris Mason
2014-12-22 11:48 ` [RFC PATCH 06/17] btrfs: make use of immutable biovecs Dongsu Park
2014-12-23 10:35 ` Christoph Hellwig
2014-12-23 12:09 ` Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 07/17] block: replace sg_iovec with iov_iter Dongsu Park
2014-12-23 10:44 ` Christoph Hellwig
2014-12-23 12:18 ` Dongsu Park
2014-12-27 15:03 ` Christoph Hellwig
2014-12-22 11:48 ` [RFC PATCH 08/17] block: refactor __bio_copy_iov() Dongsu Park
2014-12-23 10:45 ` Christoph Hellwig
2014-12-23 12:24 ` Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 09/17] block: refactor iov_count_pages() from bio_{copy,map}_user_iov() Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 10/17] block: refactor bio_get_user_pages() from __bio_map_user_iov() Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 11/17] block: allow __blk_queue_bounce() to handle bios larger than BIO_MAX_PAGES Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 12/17] md/raid10: make sync_request_write() call bio_copy_data() Dongsu Park
2014-12-23 10:48 ` Christoph Hellwig
2014-12-23 12:31 ` Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 13/17] md/raid5: get rid of bio_fits_rdev() Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 14/17] block: kill merge_bvec_fn() completely Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 15/17] fs: use helper bio_add_page() instead of open coding on bi_io_vec Dongsu Park
2014-12-22 15:22 ` Dave Kleikamp
2014-12-22 11:48 ` [RFC PATCH 16/17] fs: convert buffer head etc. to use immutable biovecs API Dongsu Park
2014-12-23 10:51 ` Christoph Hellwig [this message]
2014-12-23 12:33 ` Dongsu Park
2014-12-22 11:48 ` [RFC PATCH 17/17] Documentation: update notes in biovecs about arbitrarily sized bios Dongsu Park
2014-12-23 10:52 ` Christoph Hellwig
2014-12-23 12:34 ` Dongsu Park
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