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From: Josef Bacik <josef@toxicpanda.com>
To: Nikolay Borisov <nborisov@suse.com>, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 2/5] btrfs: Eliminate total_size parameter from setup_items_for_insert
Date: Tue, 1 Sep 2020 15:18:58 -0400	[thread overview]
Message-ID: <f2143afd-c34f-06fa-214c-2f8a010557fe@toxicpanda.com> (raw)
In-Reply-To: <20200901144001.4265-3-nborisov@suse.com>

On 9/1/20 10:39 AM, Nikolay Borisov wrote:
> The value of this argument can be derived from the total_data as it's
> simply the value of the data size + size of btrfs_items being touched.
> Move the parameter calculation inside the function. This results in a
> simpler interface and also a minor size reduction:
> 
> ./scripts/bloat-o-meter ctree.original fs/btrfs/ctree.o
> add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-34 (-34)
> Function                                     old     new   delta
> btrfs_duplicate_item                         260     259      -1
> setup_items_for_insert                      1200    1190     -10
> btrfs_insert_empty_items                     177     154     -23
> 
> Signed-off-by: Nikolay Borisov <nborisov@suse.com>

Some of these things, like btrfs_batch_insert_items, we could probably clean up 
and remove total_size later.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>

Thanks,

Josef

  reply	other threads:[~2020-09-01 19:19 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-01 14:39 [PATCH 0/5] Improve setup_items_for_insert Nikolay Borisov
2020-09-01 14:39 ` [PATCH 1/5] btrfs: Re-arrange statements in setup_items_for_insert Nikolay Borisov
2020-09-01 19:13   ` Josef Bacik
2020-09-01 14:39 ` [PATCH 2/5] btrfs: Eliminate total_size parameter from setup_items_for_insert Nikolay Borisov
2020-09-01 19:18   ` Josef Bacik [this message]
2020-09-01 14:39 ` [PATCH 3/5] btrfs: Sink total_data parameter in setup_items_for_insert Nikolay Borisov
2020-09-01 19:21   ` Josef Bacik
2020-09-01 14:40 ` [PATCH 4/5] btrfs: Add kerneldoc for setup_items_for_insert Nikolay Borisov
2020-09-01 19:22   ` Josef Bacik
2020-09-01 14:40 ` [PATCH 5/5] btrfs: improve error message in setup_items_for_insert Nikolay Borisov
2020-09-01 19:23   ` Josef Bacik
2020-09-10 16:14   ` David Sterba
2020-09-11 14:50   ` David Sterba
2020-09-02 10:39 ` [PATCH 0/5] Improve setup_items_for_insert Johannes Thumshirn
2020-09-10 16:16 ` David Sterba

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