From: David Sterba <dsterba@suse.cz>
To: fdmanana@kernel.org
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 0/2] btrfs: teach send to avoid trashing the page cache with data
Date: Mon, 9 May 2022 21:08:16 +0200 [thread overview]
Message-ID: <20220509190816.GD18596@twin.jikos.cz> (raw)
In-Reply-To: <cover.1651770555.git.fdmanana@suse.com>
On Thu, May 05, 2022 at 06:16:13PM +0100, fdmanana@kernel.org wrote:
> From: Filipe Manana <fdmanana@suse.com>
>
> When doing a send operation, we read the data of all extents we need to
> send into the page cache, which almost always is wasteful as it can lead
> to eviction of other things from the page cache that are more useful for
> applications (and maybe other kernel subsystems). This patchset makes send
> evict the data from the page cache once it has sent it. The actual work
> is in the second patch, while the first one is just preparatory work.
> More details in the changelogs.
>
> Filipe Manana (2):
> btrfs: send: keep the current inode open while processing it
> btrfs: send: avoid trashing the page cache
Added to misc-next, thanks.
next prev parent reply other threads:[~2022-05-09 19:12 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-05 17:16 [PATCH 0/2] btrfs: teach send to avoid trashing the page cache with data fdmanana
2022-05-05 17:16 ` [PATCH 1/2] btrfs: send: keep the current inode open while processing it fdmanana
2022-05-05 17:16 ` [PATCH 2/2] btrfs: send: avoid trashing the page cache fdmanana
2022-05-17 6:35 ` Qu Wenruo
2022-05-17 7:26 ` Qu Wenruo
2022-05-17 9:39 ` Filipe Manana
2022-05-17 10:36 ` Qu Wenruo
2022-05-17 10:46 ` Filipe Manana
2022-05-09 19:08 ` David Sterba [this message]
2022-05-17 10:47 ` [PATCH v2 0/2] btrfs: teach send to avoid trashing the page cache with data fdmanana
2022-05-17 10:47 ` [PATCH 1/2] btrfs: send: keep the current inode open while processing it fdmanana
2022-05-17 10:47 ` [PATCH 2/2] btrfs: send: avoid trashing the page cache fdmanana
2022-05-17 18:18 ` [PATCH v2 0/2] btrfs: teach send to avoid trashing the page cache with data David Sterba
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