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From: Josef Bacik <josef@toxicpanda.com>
To: Omar Sandoval <osandov@osandov.com>
Cc: linux-btrfs@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 2/5] Btrfs: treat RWF_{,D}SYNC writes as sync for CRCs
Date: Fri, 16 Aug 2019 12:59:26 -0400	[thread overview]
Message-ID: <20190816165925.3kkpx5o6mmnfecsh@MacBook-Pro-91.local> (raw)
In-Reply-To: <ba7aa871e255c0e264a782b863513b9afd499f91.1565900769.git.osandov@fb.com>

On Thu, Aug 15, 2019 at 02:04:03PM -0700, Omar Sandoval wrote:
> From: Omar Sandoval <osandov@fb.com>
> 
> In btrfs_file_write_iter(), we treat a write as synchrononous if the
> file is marked as synchronous. However, with pwritev2(), a write with
> RWF_SYNC or RWF_DSYNC is also synchronous even if the file isn't by
> default. Make sure we bump the sync_writers counter in that case, too,
> so that we'll do the CRCs synchronously.
> 
> Signed-off-by: Omar Sandoval <osandov@fb.com>

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

Thanks,

Josef

  reply	other threads:[~2019-08-16 16:59 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-15 21:04 [RFC PATCH 0/5] Btrfs: add interface for writing compressed extent directly Omar Sandoval
2019-08-15 21:04 ` [PATCH 1/5] Btrfs: use correct count in btrfs_file_write_iter() Omar Sandoval
2019-08-16 16:56   ` Josef Bacik
2019-08-15 21:04 ` [PATCH 2/5] Btrfs: treat RWF_{,D}SYNC writes as sync for CRCs Omar Sandoval
2019-08-16 16:59   ` Josef Bacik [this message]
2019-08-27 12:35   ` David Sterba
2019-08-27 17:44     ` Omar Sandoval
2019-08-27 18:16       ` David Sterba
2019-08-15 21:04 ` [PATCH 3/5] Btrfs: stop clearing EXTENT_DIRTY in inode I/O tree Omar Sandoval
2019-08-16 16:59   ` Josef Bacik
2019-08-15 21:04 ` [RFC PATCH 4/5] fs: export rw_verify_area() Omar Sandoval
2019-08-16 17:02   ` Josef Bacik
2019-08-15 21:04 ` [RFC PATCH 5/5] Btrfs: add ioctl for directly writing compressed data Omar Sandoval
2019-08-26 21:36   ` Josef Bacik
2019-08-27  6:26     ` Nikolay Borisov
2019-08-27 11:57       ` Josef Bacik
2019-08-27 18:06         ` Omar Sandoval
2019-08-27 18:22           ` Omar Sandoval
2019-08-27 18:28             ` Josef Bacik
2019-08-28 12:06   ` David Sterba
2019-09-03 17:14     ` Omar Sandoval
2019-08-15 21:14 ` [RFC PATCH 0/5] Btrfs: add interface for writing compressed extent directly Omar Sandoval
2019-08-27 18:31 ` David Sterba

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