From: David Sterba <dsterba@suse.cz>
To: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: David Sterba <dsterba@suse.com>,
linux-btrfs@vger.kernel.org, Filipe Manana <fdmanana@suse.com>,
Damien Le Moal <damien.lemoal@wdc.com>,
Naohiro Aota <naohiro.aota@wdc.com>
Subject: Re: [PATCH 2/6] btrfs: zoned: add a dedicated data relocation block group
Date: Tue, 7 Sep 2021 14:43:34 +0200 [thread overview]
Message-ID: <20210907124333.GN3379@twin.jikos.cz> (raw)
In-Reply-To: <ac2e5fc11c47dfc3626999460f606b980b0f5523.1630679569.git.johannes.thumshirn@wdc.com>
On Fri, Sep 03, 2021 at 11:44:43PM +0900, Johannes Thumshirn wrote:
> + /*
> + * Do not allow non-relocation blocks in the dedicated relocation block
> + * group, and vice versa.
> + */
> + spin_lock(&fs_info->relocation_bg_lock);
> + data_reloc_bytenr = fs_info->data_reloc_bg;
> + skip = data_reloc_bytenr &&
> + ((ffe_ctl->for_data_reloc && bytenr != data_reloc_bytenr) ||
> + (!ffe_ctl->for_data_reloc && bytenr == data_reloc_bytenr));
> + spin_unlock(&fs_info->relocation_bg_lock);
Please rewrite the expression into an if (...), the condition is not
trivial like in other cases, so it would be better to make it stand out
a bit.
next prev parent reply other threads:[~2021-09-07 12:43 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-03 14:44 [PATCH 0/6] btrfs: zoned: unify relocation on a zoned and regular FS Johannes Thumshirn
2021-09-03 14:44 ` [PATCH 1/6] btrfs: introduce btrfs_is_data_reloc_root Johannes Thumshirn
2021-09-07 11:36 ` Naohiro Aota
2021-09-03 14:44 ` [PATCH 2/6] btrfs: zoned: add a dedicated data relocation block group Johannes Thumshirn
2021-09-07 11:37 ` Naohiro Aota
2021-09-07 11:52 ` David Sterba
2021-09-07 12:43 ` David Sterba [this message]
2021-09-03 14:44 ` [PATCH 3/6] btrfs: zoned: use regular writes for relocation Johannes Thumshirn
2021-09-07 11:39 ` Naohiro Aota
2021-09-03 14:44 ` [PATCH 4/6] btrfs: check for relocation inodes on zoned btrfs in should_nocow Johannes Thumshirn
2021-09-07 11:40 ` Naohiro Aota
2021-09-03 14:44 ` [PATCH 5/6] btrfs: zoned: allow preallocation for relocation inodes Johannes Thumshirn
2021-09-03 14:44 ` [PATCH 6/6] btrfs: rename setup_extent_mapping in relocation code Johannes Thumshirn
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