From: Christoph Hellwig <hch@lst.de> To: Dave Chinner <david@fromorbit.com>, Goldwyn Rodrigues <rgoldwyn@suse.de> Cc: Damien Le Moal <damien.lemoal@wdc.com>, Naohiro Aota <naohiro.aota@wdc.com>, Johannes Thumshirn <jth@kernel.org>, Matthew Wilcox <willy@infradead.org>, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, cluster-devel@redhat.com, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org Subject: RFC: iomap write invalidation Date: Mon, 13 Jul 2020 09:46:31 +0200 [thread overview] Message-ID: <20200713074633.875946-1-hch@lst.de> (raw) Hi all, this series has two parts: the first one picks up Dave's patch to avoid invalidation entierly for reads, picked up deep down from the btrfs iomap thread. The second one falls back to buffered writes if invalidation fails instead of leaving a stale cache around. Let me know what you think about this approch.
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: cluster-devel.redhat.com Subject: [Cluster-devel] RFC: iomap write invalidation Date: Mon, 13 Jul 2020 09:46:31 +0200 [thread overview] Message-ID: <20200713074633.875946-1-hch@lst.de> (raw) Hi all, this series has two parts: the first one picks up Dave's patch to avoid invalidation entierly for reads, picked up deep down from the btrfs iomap thread. The second one falls back to buffered writes if invalidation fails instead of leaving a stale cache around. Let me know what you think about this approch.
next reply other threads:[~2020-07-13 7:48 UTC|newest] Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-13 7:46 Christoph Hellwig [this message] 2020-07-13 7:46 ` [Cluster-devel] RFC: iomap write invalidation Christoph Hellwig 2020-07-13 7:46 ` [PATCH 1/2] iomap: Only invalidate page cache pages on direct IO writes Christoph Hellwig 2020-07-13 7:46 ` [Cluster-devel] " Christoph Hellwig 2020-07-13 7:46 ` [PATCH 2/2] iomap: fall back to buffered writes for invalidation failures Christoph Hellwig 2020-07-13 7:46 ` [Cluster-devel] " Christoph Hellwig 2020-07-13 11:55 ` Matthew Wilcox 2020-07-13 11:55 ` [Cluster-devel] " Matthew Wilcox 2020-07-14 11:00 ` Christoph Hellwig 2020-07-14 11:00 ` [Cluster-devel] " Christoph Hellwig 2020-07-13 12:20 ` Goldwyn Rodrigues 2020-07-13 12:20 ` [Cluster-devel] " Goldwyn Rodrigues 2020-07-13 16:09 ` David Sterba 2020-07-13 16:09 ` [Cluster-devel] " David Sterba 2020-07-13 15:39 ` Darrick J. Wong 2020-07-13 15:39 ` [Cluster-devel] " Darrick J. Wong 2020-07-14 11:00 ` Christoph Hellwig 2020-07-14 11:00 ` [Cluster-devel] " Christoph Hellwig 2020-07-14 1:41 ` Damien Le Moal 2020-07-14 1:41 ` [Cluster-devel] " Damien Le Moal 2020-07-15 1:47 ` RFC: iomap write invalidation Dave Chinner 2020-07-15 1:47 ` [Cluster-devel] " Dave Chinner 2020-07-20 21:51 ` Goldwyn Rodrigues 2020-07-20 21:51 ` [Cluster-devel] " Goldwyn Rodrigues 2020-07-21 14:53 ` Christoph Hellwig 2020-07-21 14:53 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 14:59 ` Darrick J. Wong 2020-07-21 14:59 ` [Cluster-devel] " Darrick J. Wong 2020-07-21 15:04 ` Matthew Wilcox 2020-07-21 15:04 ` [Cluster-devel] " Matthew Wilcox 2020-07-21 15:06 ` Christoph Hellwig 2020-07-21 15:06 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 15:14 ` Matthew Wilcox 2020-07-21 15:14 ` [Cluster-devel] " Matthew Wilcox 2020-07-21 15:16 ` Christoph Hellwig 2020-07-21 15:16 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 15:27 ` Darrick J. Wong 2020-07-21 15:27 ` [Cluster-devel] " Darrick J. Wong 2020-07-21 15:41 ` Christoph Hellwig 2020-07-21 15:41 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 15:59 ` Darrick J. Wong 2020-07-21 15:59 ` [Cluster-devel] " Darrick J. Wong 2020-07-21 16:01 ` Christoph Hellwig 2020-07-21 16:01 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 16:05 ` Darrick J. Wong 2020-07-21 16:05 ` [Cluster-devel] " Darrick J. Wong 2020-07-21 15:31 ` Matthew Wilcox 2020-07-21 15:31 ` [Cluster-devel] " Matthew Wilcox 2020-07-21 15:42 ` Christoph Hellwig 2020-07-21 15:42 ` [Cluster-devel] " Christoph Hellwig 2020-07-21 15:52 ` Matthew Wilcox 2020-07-21 15:52 ` [Cluster-devel] " Matthew Wilcox 2020-07-21 16:03 ` Darrick J. Wong 2020-07-21 16:03 ` [Cluster-devel] " Darrick J. Wong
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